{"title":"Shields","description":null,"products":[{"product_id":"grove-breakoutboard-mt3620","title":"Grove breakout board for MT3620 Mini Dev Board","description":"\u003ch2\u003eGrove - MT3620 Breakout Board\u003c\/h2\u003e \u003cp\u003eThis board is an expansion breakout board specially developed for the MT3620 Mini Dev Board. Both the Azure Sphere MT3620 Development Kit and the MT3620 Mini Dev Board actively use Microsoft Azure Sphere technology.\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAzure Sphere\u003c\/strong\u003e is a general-purpose application platform with integrated communication and security features for devices connected to the Internet. It includes a secured, connected crossover microcontroller unit (MCU), a customized general-purpose Linux-based operating system (OS), and a cloud-based security service that provides continuous, renewable security.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003eThe MT3620 Grove Breakout enables the quick integration of sensor modules - SeeedStudio Groves - into a rapid prototyping application based on the MT3620 Mini Dev Board.\u003c\/p\u003e \u003cp\u003eSince the Azure Sphere SDK does not yet support the ADC on the MT3620, this breakout serves as an interface between the MT3620 I2C port and an external ADC. It provides a way to read analog data from the analog port. In addition to this analog port, the breakout features UART, SPI, I2C, and GPIO ports.\u003c\/p\u003e \u003ch3\u003eFeatures:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e12-bit ADC with I2C-compatible serial interface\u003c\/li\u003e \u003cli\u003e8 Grove connectors\u003c\/li\u003e \u003cli\u003e2 x UART\u003c\/li\u003e \u003cli\u003e2 x I2C\u003c\/li\u003e \u003cli\u003e2 x Analog\u003c\/li\u003e \u003cli\u003e2 x GPIO\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical details:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDimensions: 57mm x 52mm x 10mm\u003c\/li\u003e \u003cli\u003eWeight: 38.6 g\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes connecting and experimenting easier and simplifies the prototyping process. No jumpers or soldering are required. More than 300 Grove modules have been developed, covering a wide range of applications and meeting a variety of requirements. Not only the hardware but also the software is open source.\u003c\/p\u003e \u003ch3\u003ePackage contents:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1 x Grove - Breakout (MT3620)\u003c\/li\u003e \u003cli\u003eGrove cable not included\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":65997827506525,"sku":"F23108198","price":21.79,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-breakoutboard-mt3620-funduino-9188500.png?v=1791497810"},{"product_id":"hanrun-hr911105a-15-10-w5100-ethernet-shield","title":"W5100 Ethernet Shield - RJ45, 10 Mbit\/s, for Arduino","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eEthernet interface for microcontroller boards in the Arduino format\u003c\/li\u003e \u003cli\u003eW5100 chipset with full TCP\/IP implementation\u003c\/li\u003e \u003cli\u003eBuffer memory with 16 kB of RAM for data traffic\u003c\/li\u003e \u003cli\u003ePinout for Arduino Uno, Mega, and compatible boards\u003c\/li\u003e \u003cli\u003e10 Mbit\/s connection speed\u003c\/li\u003e \u003cli\u003eRJ45 connector with integrated transformer\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe expansion module adds an Ethernet interface to microcontrollers and enables communication with local networks or the Internet. The W5100 chipset handles all TCP\/IP processing, so the microcontroller only needs to issue a few commands. Data rates of up to 10 Mbit\/s are supported.\u003c\/p\u003e \u003cp\u003eThe SPI interface connects the module to the host system; several digital pins control chip-select and interrupt signals. A 16 kB buffer stores incoming and outgoing data. This memory is the limiting factor in applications involving larger volumes of data or several simultaneous connections. The RJ45 socket accepts a network cable and connects it to the chipset via an integrated transformer.\u003c\/p\u003e \u003cp\u003eThe module requires a stable 5 V power supply and fits directly onto Arduino boards with the standard connector format. The SPI pins must not be assigned twice. An existing local network with a DHCP server simplifies address assignment; static IP configuration is also possible. Larger volumes of data or streaming applications are limited by the buffer size.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes. It is not intended for connection to household electrical circuits or production network segments containing confidential data. Work on or near electrical installations must be carried out by qualified electricians. If you are unsure about integrating the module into existing networks, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x\u0026nbsp;HanRun HR911105A 15\/10 W5100 Ethernet Shield\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997845004637,"sku":"F23106788","price":18.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/hanrun-hr911105a-1510-w5100-ethernet-shield-funduino-6851810.png?v=1791493191"},{"product_id":"vs1053-mp3-shield-fur-arduino-uno-r3","title":"VS1053 MP3 Shield - microSD slot, 3.5 mm jack, for Arduino UNO R3","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino UNO R3 for playing and recording MP3 and audio files\u003c\/li\u003e \u003cli\u003eVS1053 decoder IC with integrated amplifier\u003c\/li\u003e \u003cli\u003eSPI interface for data transmission\u003c\/li\u003e \u003cli\u003e3.5 mm jack for headphones or external speakers\u003c\/li\u003e \u003cli\u003emicroSD card slot for storing audio files\u003c\/li\u003e \u003cli\u003eOn-board voltage regulator for stable power supply\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe module expands an Arduino UNO R3 with the ability to play and record digital audio content. It connects to the board via the SPI interface and uses pins 10 to 13, as well as additional GPIO lines for control signals. The integrated VS1053 decoder processes MP3, OGG, and WAV files; an on-board amplifier drives headphones directly or feeds an external audio system.\u003c\/p\u003e \u003cp\u003ePower is supplied via the Arduino itself, while a regulator integrated into the module provides the required voltage levels for the decoder. Audio files are read from a microSD card; the module supports cards up to 2 GB. Newer formats are often recognized, but this is not guaranteed. Recordings can be made via an audio input connection, provided that a microphone with a preamplifier is connected.\u003c\/p\u003e \u003cp\u003eAn Arduino UNO R3 or compatible board with accessible SPI pins and at least four additional digital inputs and outputs for control is required. A microSD card and audio files in a supported format must be purchased separately. The Arduino's memory (2 kB RAM) limits the buffer size and range of functions; complex media libraries can therefore only be implemented to a limited extent.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes. It is not designed for permanent integration into consumer devices. When operating with external power sources, ensure that the voltages do not exceed the permitted range and that the ground connections are linked. Before commissioning, a qualified electrician should check the power supply if there is any uncertainty about the required operating conditions.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x VS1053 MP3 Shield for Arduino UNO R3\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997862764893,"sku":"F23108448","price":10.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/vs1053-mp3-shield-fuer-arduino-uno-r3-funduino-5184892.png?v=1791494786"},{"product_id":"prototyping-shield-fur-uno-r3-mikrocontroller","title":"Prototyping shield for Arduino UNO R3 - with pin headers","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino UNO R3 and compatible boards\u003c\/li\u003e \u003cli\u003ePre-soldered headers on all digital ports and analog inputs\u003c\/li\u003e \u003cli\u003eBreadboard-compatible pin headers for flexible circuit construction\u003c\/li\u003e \u003cli\u003eIntegrated power rails for 5 V and ground\u003c\/li\u003e \u003cli\u003eOverall dimensions match the UNO form factor\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe expansion module stacks onto Arduino-format microcontroller boards and provides all port connections as plug-in contacts. The soldered headers allow sensors, actuators, and additional modules to be connected directly without wire connections. The pin headers are breadboard-compatible, allowing individual components or prototyping boards to be integrated as well.\u003c\/p\u003e \u003cp\u003eThe shield provides continuous power rails for 5 V and ground on each side. This eliminates the need for distribution adapters and keeps the setup organized and stable. The power supply comes from the UNO board itself; the shield only passes it through. This allows multiple modules and sensors to be operated in parallel from a central power distributor, provided that the total current consumption does not exceed the UNO board's capacity.\u003c\/p\u003e \u003cp\u003eTypical applications include prototypes with multiple sensors operating simultaneously, such as environmental monitoring or robotics projects where motor, servo, and sensor connections need to be consolidated. The shield also provides a stable platform for educational circuits, allowing students to test various components without soldering.\u003c\/p\u003e \u003cp\u003eAn Arduino UNO R3 or a compatible board with the same connector layout is required. The power supply provided through the shield is limited to 5 V; voltage regulators are required for components with other operating voltages. Depending on the design variant and power supply type, the shield partially covers the USB and power connectors of the main board. Sufficient clearance between the shield and the external power supply should be allowed for.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes and must not be connected to the household power circuit. When connecting components with higher current consumption, ensure that the total load does not exceed the available power supply of the UNO board; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Prototyping Shield for UNO R3 microcontroller\u003c\/li\u003e \u003cli\u003e1x Breadboard\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997936787805,"sku":"F23107388","price":2.43,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/prototyping-shield-fuer-uno-r3-mikrocontroller-funduino-2979546.png?v=1791495936"},{"product_id":"prototyping-shield-fur-mega2560-r3-mikrocontroller","title":"Prototyping shield for Arduino MEGA2560 R3 - with screw terminals","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003ePlug-in module for Arduino MEGA2560 R3 for prototyping on a circuit board\u003c\/li\u003e \u003cli\u003eBrings all microcontroller connections to screw terminals and standard pin headers\u003c\/li\u003e \u003cli\u003eIntegrated power distribution rails for 5 V and ground with separate connections\u003c\/li\u003e \u003cli\u003eReserved breadboard areas for additional components without occupying pins\u003c\/li\u003e \u003cli\u003eClear labeling of all connections and supply voltages\u003c\/li\u003e \u003cli\u003eEnables quick circuit changes without soldering during development\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe prototyping shield provides all outputs and inputs of the Arduino MEGA2560 R3 on screw terminals and pin headers. This allows the board to be plugged directly onto the microcontroller and provides a central distribution point for circuit assembly without wiring chaos.\u003c\/p\u003e \u003cp\u003eThe integrated power distribution rails supply connected components with 5 V and ground. Each voltage level has separate connections for operating several circuits in parallel. Breadboard areas on the board allow resistors, diodes, and other standard components to be installed without using limited microcontroller pins.\u003c\/p\u003e \u003cp\u003eThe shield is particularly suitable for beginner projects in which connections are frequently changed, as well as for educational development and prototypes with complex wiring. The labeled connections enable quick orientation even in complex setups.\u003c\/p\u003e \u003cp\u003eOperation requires a USB connection to the MEGA2560 R3 or an external power supply for the microcontroller. The board supports the standard supply voltage of 5 V, to which external sensors and actuators can also be connected.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes. Operation uses 5 V logic levels; when connecting higher-voltage components, a level shifter is required. Work on or near electrical installations is reserved for qualified electricians; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Prototyping Shield for MEGA2560 R3 microcontroller\u003c\/li\u003e \u003cli\u003e1x Breadboard\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998224294237,"sku":"F23107157","price":2.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/prototyping-shield-fuer-mega2560-r3-mikrocontroller-funduino-9010343.png?v=1791495341"},{"product_id":"sensor-shield-v5-0-fur-arduino-uno-und-mega","title":"Sensor Shield V5.0 - expansion board for Arduino UNO and MEGA","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino UNO and MEGA with standardized sensor connectors\u003c\/li\u003e \u003cli\u003eUp to 10 analog inputs for sensors\u003c\/li\u003e \u003cli\u003eUp to 20 digital inputs and outputs\u003c\/li\u003e \u003cli\u003eI2C and SPI interfaces available\u003c\/li\u003e \u003cli\u003ePower supply via USB or an external power source\u003c\/li\u003e \u003cli\u003eAll sensors and actuators can be connected simultaneously\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe Sensor Shield V5.0 is an expansion board for Arduino UNO and MEGA that enables the direct connection of various sensors and modules via standardized sockets. The pre-soldered pin headers and connection blocks significantly reduce wiring effort and potential sources of error during prototype development.\u003c\/p\u003e \u003cp\u003eThe module is plugged onto the Arduino board and significantly expands the available inputs and outputs. With up to ten analog inputs, sensors such as temperature, light, or humidity sensors can be connected, while the up to twenty digital connections are available for relays, LEDs, or stepper motors. I2C and SPI interfaces are also provided for operating communication modules or other specialized sensor ICs on a bus.\u003c\/p\u003e \u003cp\u003eThe shield is used in environmental monitoring projects where multiple sensors simultaneously measure temperature, humidity, and brightness, as well as in robotic applications with multiple motors and limit switches. The module is also suitable for data-logging experiments in educational settings that record various measured values in parallel. One particular advantage is that the shield can be operated with UNO or MEGA without having to adapt the basic code between the platforms.\u003c\/p\u003e \u003cp\u003eThe shield is simply plugged onto the Arduino microcontroller and draws its power via USB or the external power source of the Arduino board. Projects with powerful actuators require an additional external power supply because the Arduino's USB port is not powerful enough for higher current loads.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes and is not suitable for installation in household mains circuits. When connecting components that operate at mains voltage, a qualified electrician must be consulted. If in doubt, contact a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Sensor Shield V5.0 for Arduino UNO and MEGA\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998291960157,"sku":"F23107463","price":2.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/sensor-shield-v50-fuer-arduino-uno-und-mega-funduino-3104109.png?v=1791495848"},{"product_id":"multifunktions-shield-uno-mega","title":"Multifunction shield - screw terminals and RTC, for Arduino UNO and MEGA","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino UNO and MEGA boards with integrated screw terminal block\u003c\/li\u003e \u003cli\u003eDigital outputs for controlling relays and LEDs\u003c\/li\u003e \u003cli\u003eAnalog inputs for sensors and measurement data acquisition\u003c\/li\u003e \u003cli\u003eRTC module (real-time clock) for time-controlled functions\u003c\/li\u003e \u003cli\u003eI2C and SPI interfaces for connecting additional modules\u003c\/li\u003e \u003cli\u003eSpace on the shield for expansions\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe multifunction shield adds essential input and output functions to Arduino UNO and MEGA boards on a single circuit board. The screw terminals enable easy connection of sensors, actuators, and power supplies without plug connections. This eliminates the need to build wiring on a breadboard or use individual components.\u003c\/p\u003e \u003cp\u003eThe module uses the microcontroller's available GPIO pins and makes them accessible via standardized connection blocks. The digital outputs control relays, motors, or lights. Analog inputs record measurement values from sensors such as temperature, light, or humidity sensors. The integrated RTC module provides timestamps and enables time-based processes even without an external power supply, as it has a battery holder.\u003c\/p\u003e \u003cp\u003eTypical applications include home automation with time-controlled switches, data logging of sensor readings over longer periods, or maintenance tasks in prototype systems. Setting up simple alarm functions is also significantly accelerated by the preassembled circuitry.\u003c\/p\u003e \u003cp\u003eAn Arduino UNO or MEGA board is required. The shield is plugged onto the pin headers and requires no additional power supply when the host board is powered. For battery-backed timekeeping, a button cell (usually CR2032) must be inserted.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module is not intended for integration into the household electrical circuit. It is intended exclusively for building prototypes and for testing and development purposes. When controlling devices connected to the electrical installation, all work must be carried out by a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x\u0026nbsp;Multi function Shield UNO\/MEGA\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998293107037,"sku":"F23106843","price":3.56,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/multifunktions-shield-unomega-funduino-1127323.png?v=1791495478"},{"product_id":"keypad-shield-mit-1602-display-fur-arduino-uno","title":"LCD Keypad Shield 1602 - 16x2 display, 5 buttons, for Arduino UNO","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino UNO with 16*2-character LCD display and 5 buttons\u003c\/li\u003e \u003cli\u003eDisplay shows up to 32 characters simultaneously\u003c\/li\u003e \u003cli\u003eButtons enable user interaction without separate wiring\u003c\/li\u003e \u003cli\u003eAnalog inputs for all buttons on one pin\u003c\/li\u003e \u003cli\u003ePlugs directly into the Arduino pins; no soldering required\u003c\/li\u003e \u003cli\u003eI2C interface for the display reduces pin usage\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis shield combines an LCD display with button inputs to create a compact control unit for Arduino UNO. The 16*2-character display shows measurement values, menus, or status messages, while five buttons are used for navigation and selection. Since all buttons are read through a single analog input, the microcontroller's digital pins remain available for other functions.\u003c\/p\u003e \u003cp\u003eThe buttons generate different voltage values at the analog input, which the Arduino detects and distinguishes. The display communicates via I2C, using only two data lines. The circuit is already pre-wired on the shield, so no plugging or soldering is required.\u003c\/p\u003e \u003cp\u003eTypical applications include data loggers with live value display and control panels, controls for robotics projects with menu navigation, temperature and humidity measuring devices with calibration menus, or simple display panels in hobby electronics projects. An Arduino UNO with an attached shield and connected sensor quickly becomes a functional device for data acquisition and display.\u003c\/p\u003e \u003cp\u003eAn Arduino IDE for programming and familiarity with the Arduino environment are required, as both input channels (buttons and display) must be managed in the sketch. The shield fits only Arduino UNO and compatible boards with the same pin layout; adaptation is required for other Arduino variants or single-board computers.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe shield is not intended for operation in circuits with mains voltage and is designed exclusively for prototyping, testing, and development purposes. Before commissioning, check that all plugs are firmly seated and that no contacts are bent. If the circuit board is damaged or you have any doubts about its operational safety, consult a qualified electrician.\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998298317149,"sku":"F23107306","price":4.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/keypad-shield-mit-1602-display-fuer-arduino-uno-funduino-6669731.png?v=1791495870"},{"product_id":"datenlogger-mit-rtc-modul-fur-arduino-uno-mikrocontroller","title":"Data logger shield - RTC, SD up to 32 GB, for Arduino UNO","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eData logger shield for Arduino UNO with integrated real-time clock and SD card slot\u003c\/li\u003e \u003cli\u003eStores measurement data on SD cards up to 32 GB\u003c\/li\u003e \u003cli\u003eReal-time clock with battery backup retains the date and time\u003c\/li\u003e \u003cli\u003eI2C and SPI interfaces for sensors\u003c\/li\u003e \u003cli\u003eStacking capability allows multiple modules on one board\u003c\/li\u003e \u003cli\u003e3.3 V and 5 V power supply possible\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eA data logger with a real-time clock records and stores time-stamped sensor readings on SD cards. The module sits on the Arduino UNO and uses the board's existing digital and analog inputs without blocking them. The RTC component records the date and time even when the main board is without power, as long as the backup battery remains charged.\u003c\/p\u003e \u003cp\u003eThe real-time clock times all measurements and automatically adds a timestamp, allowing data series to be evaluated later. SD cards up to 32 GB store amounts of data that would not fit locally on the Arduino. Access is via the SPI interface, while external sensors are connected via I2C without running short of available pins.\u003c\/p\u003e \u003cp\u003eTypical applications include long-term measurements in hard-to-reach places such as attics or greenhouses, where manual readout is impractical. Weather monitoring with temperature, humidity, and pressure sensors benefits from uninterrupted time series. Data acquisition on rotating or moving objects is also possible, as the SD card can be removed and evaluated at any time.\u003c\/p\u003e \u003cp\u003eThe Arduino UNO must have an external power supply, and the libraries for RTC and SD card access must be available in the development environment. A preformatted SD card in FAT32 format is required for operation.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe backup battery of the real-time clock module must not be short-circuited or soldered. This module is not intended for installation in the household power circuit and is intended exclusively for building prototypes and for testing and development purposes. 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Each relay is controlled individually via a GPIO pin and can switch inductive or resistive loads such as motors, lamps, or solenoid valves. The power supply is provided by the integrated regulator from the single-board computer's 5 V power supply.\u003c\/p\u003e \u003cp\u003eFour relay channels, each with a switching capacity of 10 A at a maximum of 250 V AC, enable the operation of devices up to household-application levels. However, the circuit must not be installed directly in the household mains circuit, but only in externally controlled circuits. Each channel has an LED that indicates its switching state. The board uses screw terminals instead of plug-in contacts, ensuring secure and vibration-resistant connections.\u003c\/p\u003e \u003cp\u003ePossible applications include remote control of garden lighting or outdoor devices, controlling circulation pumps in heating systems (not in household installations themselves), or controlling signal lights in prototypes. It can also be used to automate test benches where multiple devices need to be activated and deactivated in sequence.\u003c\/p\u003e \u003cp\u003eThe single-board computer must provide four available GPIO pins. An external 5 V power supply is required if the internal supply does not provide sufficient current, especially when multiple relays switch simultaneously. An electrician must be consulted before commissioning to ensure the safe connection of circuits with household or operating voltages.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis module is not intended for installation in the household mains circuit. It is intended exclusively for building prototypes and for testing and development purposes. 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Instead of proprietary connections, it enables networks based on established standards that communicate reliably over longer distances and in electrically noisy environments. The module plugs into the standard pin headers and can be stacked multiple times.\u003c\/p\u003e \u003cp\u003eRS485 is suitable for communication between up to 32 devices over a shared line, while CAN is designed for systems that require bandwidth and determinism. Galvanic isolation of both channels from the host protects the computer from voltage spikes on the connected lines. CAN termination can be enabled as needed using a jumper to dampen reflections at the end of the line.\u003c\/p\u003e \u003cp\u003eTypical applications include sensor and actuator networks in building automation, where multiple temperature or light sensors send their readings to a central unit via RS485, or vehicle-based data loggers that read vehicle network information via CAN. The module can also function as a gateway between a local measurement bus and a cloud connection if the computer is programmed accordingly.\u003c\/p\u003e \u003cp\u003eThe GPIO pins of the single-board computer must be available for a driver or kernel module. Connections to RS485 and CAN are made via screw terminals; external wiring must be planned separately. Cables for field devices are not included.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations is reserved for qualified electricians. 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It plugs directly onto the 40-pin GPIO header and requires no additional wiring to the host board.\u003c\/p\u003e \u003cp\u003eEach channel provides galvanic isolation between the host board's logic level and the RS485 signals, increasing noise immunity when operating over longer cables. Up to 32 devices can be connected per channel, typically using twisted-pair cables with 120-ohm termination resistors at both ends of the bus line. The module draws its power from the host board, so a separate power supply is not required.\u003c\/p\u003e \u003cp\u003eApplications include decentralized sensor networks in industrial systems, building management systems with multiple measurement points at different locations, and remotely controlled or monitored systems with low real-time requirements. In laboratory setups, this can be used to create a temperature sensor network in which each sensor is connected to a dedicated RS485 channel and measurement values are read synchronously.\u003c\/p\u003e \u003cp\u003eOperation requires a software library that initializes RS485 communication on the assigned GPIO pins. Galvanic isolation protects the host board from voltage transients on the RS485 line, but does not eliminate the need for proper network topology. For bus segments longer than 10 meters, the need for termination resistors and careful wiring increases significantly.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes; it is not suitable for installation in household mains circuits. Consult a qualified electrician when connecting RS485 lines to external devices or sensors operating at mains voltage. All work on or near electrical installations must be carried out by qualified electricians.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x 2-Channel Isolated RS485 Expansion HAT for Raspberry Pi\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66044694495581,"sku":"F23109138","price":27.51,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/2-kanal-rs485-erweiterungs-shield-fuer-raspberry-pi-funduino-6566543.png?v=1791487582"},{"product_id":"arduino-4-relais-shield","title":"Arduino 4 Relays Shield - controls 4 high-power devices","description":"\u003ch3\u003eArduino 4 Relays Shield - Easily and Safely Control Up to Four High-Power Devices\u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eArduino 4 Relays Shield\u003c\/strong\u003e is the ideal expansion for equipping your Arduino projects with the ability to control high-power devices such as lamps, fans, or household appliances. With four integrated relays, this shield provides a safe and easy way to switch devices with higher current directly from your Arduino board. Whether for home automation, robotics, or DIY projects - this shield offers you the perfect solution.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy the Arduino 4 Relays Shield?\u003c\/strong\u003e The \u003cstrong\u003eArduino 4 Relays Shield\u003c\/strong\u003e is the perfect solution for controlling large loads and high-power devices directly through your Arduino board. It offers you a safe way to switch multiple external devices through your project without requiring additional complex wiring or external relay modules. Whether you want to automate your home or control larger machines - this shield provides the flexibility and safety you need.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRelay channels: 4\u003c\/li\u003e \u003cli\u003eMaximum switching voltage: 220V AC \/ 30V DC\u003c\/li\u003e \u003cli\u003eMaximum switching current: 2A per relay\u003c\/li\u003e \u003cli\u003eGalvanic isolation between control and load circuits\u003c\/li\u003e \u003cli\u003eCompatible with Arduino UNO, Mega, Leonardo, and other boards\u003c\/li\u003e \u003cli\u003eLED indicators for each relay channel\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eArduino 4 Relays Shield\u003c\/li\u003e \u003c\/ul\u003e","brand":"Arduino","offers":[{"title":"Default Title","offer_id":66045078274397,"sku":"F23110418","price":29.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/arduino-4-relais-shield-funduino-2452766.png?v=1791488517"},{"product_id":"ramps-1-5-3d-drucker-steuerplatine-geeignet-fur-arduino-mega","title":"RAMPS 1.5 control board - 3D printer shield for Arduino Mega","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eControl board for 3D printers based on an Arduino Mega 2560\u003c\/li\u003e \u003cli\u003eControls up to 5 extruders, 3 heated beds, and multiple fans simultaneously\u003c\/li\u003e \u003cli\u003eSupports thermistor and PT100 sensors\u003c\/li\u003e \u003cli\u003eSD card slot for print files\u003c\/li\u003e \u003cli\u003eOpen-source firmware with broad community support\u003c\/li\u003e \u003cli\u003eModular architecture with slots for driver boards\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe RAMPS control board is a shield for Arduino Mega 2560 microcontroller boards that coordinates the electronics of a 3D printer. It distributes control signals to stepper motors for the X, Y, and Z axes as well as up to five additional extruders, monitors temperatures at the print head and heated bed using thermistors or PT100 sensors, and regulates the power supply to heated beds and fans. The board works with standard driver boards (A4988, DRV8825, or similar), which are inserted into the designated slots.\u003c\/p\u003e \u003cp\u003eThe board reads print files from an SD card, eliminating the need for a connection to a PC during printing. At the same time, temperature control runs continuously: sensors measure temperatures continuously, and the electronics heats as needed. This architecture makes it possible to operate multiple print heads in sequence or side by side. In addition to the Arduino Mega 2560, operation requires power supplies for the motors (typically 12 or 24 V) and the heated bed (a separate power source with higher current capacity), several driver boards for the motors, and the corresponding sensors.\u003c\/p\u003e \u003cp\u003eApplications include single-product printers with a smaller build platform, multi-material systems with several extruders (for example, for using different types of plastic or printing support material), and printers with multiple independent print heads. Broad support from open-source firmware such as Marlin and Repetier-Firmware enables customization for customer-specific geometries.\u003c\/p\u003e \u003cp\u003eThe board requires an Arduino Mega 2560 as its base, a correctly sized power supply (separate sources for the motors and heated bed), a USB cable for programming and flashing the firmware, driver boards depending on the number of motors, and the desired sensors. Correct polarity for all connections is essential during assembly. The maximum current load must never be exceeded.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eIncorrect polarity in the power supply or at the motor connections can cause irreversible damage to the electronics. This board is intended exclusively for the construction and commissioning of 3D printer prototypes and for testing and development purposes; it is not suitable for installation in stationary or permanently wired systems. If you have questions about the overall electrical system or power supply sizing, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x RAMPS 1.5 - 3D printer control board, suitable for Arduino Mega\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045078471005,"sku":"F23106280","price":7.37,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ramps-15-3d-drucker-steuerplatine-geeignet-fuer-arduino-mega-funduino-6076600.png?v=1791488275"},{"product_id":"raspberry-pi-model-3-prototyping-shield","title":"Prototyping Shield for Raspberry Pi 3 - 40-pin header, soldering area","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Raspberry Pi Model 3 with prototyping area\u003c\/li\u003e \u003cli\u003eBreadboard-compatible contacts for flexible circuit setups\u003c\/li\u003e \u003cli\u003e40-pin header directly onto the board’s GPIO headers\u003c\/li\u003e \u003cli\u003eSpace requirements on the Pi itself limited by optimized layout design\u003c\/li\u003e \u003cli\u003eOperates without an external power supply\u003c\/li\u003e \u003cli\u003eSupports standard jumper wires and DIP components\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis shield adds a prototyping area to the Raspberry Pi Model 3, allowing electronics projects to be built directly on it. The 40-pin header connects all GPIO outputs of the single-board computer to the integrated soldering area without the need for additional wiring.\u003c\/p\u003e \u003cp\u003eThe breadboard-compatible arrangement of the contacts allows the use of commercially available jumper wires, resistors, sensors, and other standard components. This makes it easy to quickly build experimental circuits to test new ideas before implementing them permanently on a circuit board.\u003c\/p\u003e \u003cp\u003eTypical applications include sensor projects for data acquisition, controlling LEDs and motors, or implementing measurement systems for prototype development. The shield remains space-saving and leaves the Pi’s connectors unobstructed.\u003c\/p\u003e \u003cp\u003eThe Raspberry Pi’s own power supply is sufficient for operation; the shield does not require a separate power supply. It connects by plugging onto the board’s GPIO headers.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe shield is intended exclusively for building prototypes and for testing and development purposes. Qualified electricians are required for work on or near the home’s electrical installation. 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There is also a reserved space for a normally open push button. The standard 2.54 mm spacing makes it easy to install ICs and other components in the standard DIP format on the board.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStandardized Grove interface\u003c\/li\u003e \u003cli\u003eBreadboard-style\u003c\/li\u003e \u003cli\u003eStandard spacing (2.54 mm)\u003c\/li\u003e \u003cli\u003eSilkscreen labels\u003c\/li\u003e \u003cli\u003eReserved space for a normally open push button\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDimensions: 60mm x 60mm x 10mm\u003c\/li\u003e \u003cli\u003eWeight: 9g\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eHardware\u003c\/h3\u003e \u003cp\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/grove_proto_shield_for_arduino.png\" alt=\"\" width=\"485\" height=\"291\"\u003e\u003c\/p\u003e \u003cp\u003eVCC and GND from the Grove interface are routed as two tracks. Between the two power tracks, you will find solder pads for Sig0 and Sig1.\u003c\/p\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes it easier to connect and experiment, simplifying the prototyping process. No jumpers or soldering are required. More than 300 Grove modules have been developed, covering a wide range of applications and meeting a variety of requirements. Not only is the hardware open source, but the software is as well. \u003c\/p\u003e \u003ch3\u003ePackage Contents\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1x Grove - Protoshield\u003c\/li\u003e \u003cli\u003e2x Pin header (20 pins each)\u003c\/li\u003e \u003cli\u003e1x Grove cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66045612654941,"sku":"F23109300","price":1.86,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-protoshield-fuer-arduino-esp32-raspberry-pi-pico-etc-funduino-2797994.png?v=1791490275"},{"product_id":"ramps-1-4-3d-drucker-steuerungs-shield-geeignet-fur-arduino-mega","title":"RAMPS 1.4 Shield - 3D Printer Controller for Arduino MEGA","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eControl module for 3D printers based on Arduino Mega 2560\u003c\/li\u003e \u003cli\u003eControl of up to five stepper motors with separate power supply inputs\u003c\/li\u003e \u003cli\u003eIntegrated heated bed and hotend outputs with MOSFETs for heating elements\u003c\/li\u003e \u003cli\u003eI2C and SPI interfaces for sensors and extensions\u003c\/li\u003e \u003cli\u003eSD card reader for print file management\u003c\/li\u003e \u003cli\u003eThermistor inputs for monitoring bed and nozzle temperatures\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe module is a control board for RepRap-based 3D printers, built on the Arduino Mega 2560 and connected via pin headers. It coordinates all of a printer's drive functions, from the axis motors to the heating system, and combines the required drivers and outputs in a compact assembly.\u003c\/p\u003e \u003cp\u003eThe board contains five integrated stepper drivers for the X, Y, and Z axes as well as the two extruder axes. Two MOSFET outputs are available for thermal management, allowing heated beds and nozzle heaters to be switched directly without requiring external relays. At the same time, dedicated thermistor inputs monitor the actual temperatures and immediately provide feedback to the controller board. SD card support enables print files to be loaded without a permanent USB connection, promoting more stable long print jobs.\u003c\/p\u003e \u003cp\u003eThe module is designed for building custom printers in which all moving axes are driven by stepper motors. It covers common configurations, from simple XY printers to multi-material setups with two independently controlled print heads. Additional driver modules may be required for larger printing machines with more than five axes or printers with high-current heating elements.\u003c\/p\u003e \u003cp\u003eThe board requires an Arduino Mega 2560 as its base and a separate power supply for the motor outputs, typically 12 or 24 volts. The firmware, usually Marlin or Repetier, is uploaded to the Mega and controls the shield. The printer enclosure, mechanics, and optics must be sourced separately.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe module is not intended for installation in the household electrical system and is exclusively intended for building printer prototypes and for testing and development purposes. The connected heating elements and motors operate at voltages starting at 12 volts; ensure that the power source and wiring are suitable for the intended power requirements. Work on or near the electrical installation must be carried out by qualified electricians; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x RAMPS 1.4 3D printer control shield, suitable for Arduino Mega\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045621240157,"sku":"F23109043","price":7.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ramps-14-3d-drucker-steuerungs-shield-geeignet-fuer-arduino-mega-funduino-1591439.png?v=1791489467"},{"product_id":"arduino-ethernet-shield-2-original","title":"Arduino Ethernet Shield 2 - Original with LAN Port","description":"\u003ch3\u003eArduino Ethernet Shield 2 – Connect Your Projects to the Internet\u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eArduino Ethernet Shield 2\u003c\/strong\u003e makes it easy to turn your Arduino board into a network-enabled device. Whether for IoT applications, home automation, or network sensors, this Shield enables a simple and reliable Internet connection for your Arduino project. It plugs directly into your Arduino board and opens up a wide range of possibilities for controlling and monitoring your projects over the network.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy the Arduino Ethernet Shield 2?\u003c\/strong\u003e The \u003cstrong\u003eArduino Ethernet Shield 2\u003c\/strong\u003e is the perfect solution if you want to connect your Arduino project to the Internet. It provides a stable and powerful way to send and receive data, host web servers, or control IoT applications. Its ease of use and compatibility make it an ideal choice for both beginners and experienced developers.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical data:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEthernet chip: WIZnet W5500\u003c\/li\u003e \u003cli\u003eSupports up to 8 simultaneous connections\u003c\/li\u003e \u003cli\u003ePlugs into Arduino boards such as UNO, Mega, and others\u003c\/li\u003e \u003cli\u003eStandard RJ45 Ethernet socket\u003c\/li\u003e \u003cli\u003ePoE support (with an additional PoE module)\u003c\/li\u003e \u003cli\u003eOperating voltage: 5V via the Arduino board\u003c\/li\u003e \u003cli\u003eNetwork speed: 10\/100 Mbit\/s\u003c\/li\u003e \u003cli\u003eDimensions: 68.6 mm x 53.4 mm\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePackage contents:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eArduino Ethernet Shield 2\u003c\/li\u003e \u003c\/ul\u003e","brand":"Arduino","offers":[{"title":"Default Title","offer_id":66045621338461,"sku":"F23110411","price":30.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/arduino-ethernet-shield-2-original-funduino-1839479.png?v=1791490312"},{"product_id":"grove-shield-fur-raspberry-pi-pico-v1-0","title":"Grove Shield for Raspberry Pi Pico V1.0 - 10 Grove ports","description":"\u003ch2\u003eGrove Shield for Pi Pico\u003c\/h2\u003e \u003cp\u003eExpansion board for Raspberry Pi Pico, developed by Seeed Studio to keep connected sensors organized and provide a fast development experience.\u003cbr\u003eWith complete headers, 10 Grove ports, an SWD debugging interface, and an SPI pin. \u003c\/p\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes it easier to connect and experiment, simplifying the prototyping process. No jumpers or soldering are required. More than 300 Grove modules have been developed, covering a wide range of applications and meeting a variety of requirements. Not only is the hardware open source, but the software is open source as well.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eGrove \u0026amp; GPIO expansion board for Raspberry Pi Pico\u003c\/li\u003e \u003cli\u003eHeaders for all pins and 10 additional Grove ports\u003c\/li\u003e \u003cli\u003eSupports 2× I2C, 2× UART, 3× digital, 3× analog, 1x SPI, 1x power switch, and SWD debugging\u003c\/li\u003e \u003cli\u003ePlug and play with Grove connectors\u003c\/li\u003e \u003cli\u003eMicroPython \u0026amp; Arduino support\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eApplication\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProjects with Grove sensors\u003c\/li\u003e \u003cli\u003eLearn electronics with the Grove Starter Kit for Raspberry Pi Pico\u003c\/li\u003e \u003cli\u003eSWD debugging\u003c\/li\u003e \u003cli\u003eRapid prototyping\u003c\/li\u003e \u003cli\u003eWearable devices\u003c\/li\u003e \u003cli\u003eSmart control\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecification\u003c\/h3\u003e \u003ctable style=\"width: 392px; border-spacing: 0px; height: 283px;\" border=\"0\" rules=\"all\" cellspacing=\"0\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eAnalog port\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eIncludes 3 analog ports, A0, A1, A2\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eDigital port\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eIncludes 3 digital ports, D16, D18, D20\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eUART port\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eIncludes 2 UART ports\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eI2C port\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eIncludes 2 I2C ports\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eSPI port\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eProvides an SPI0 port\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003ePower switch\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eProvides a selectable 5V\/3.3V power switch\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eOperating temperature\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003e-25℃ to +85℃\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eOperating voltage\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003eInput voltage 3\/5 V\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd width=\"189\"\u003e \u003cp\u003eDimensions\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"336\"\u003e \u003cp\u003e56mm * 56mm\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3\u003eHardware overview\u003c\/h3\u003e \u003col\u003e \u003cli\u003eAnalog ports: include 3 analog ports, A0, A1, A2\u003c\/li\u003e \u003cli\u003eDigital ports: include 3 digital ports, D16, D18, D20\u003c\/li\u003e \u003cli\u003eUART port: 2 UART ports\u003c\/li\u003e \u003cli\u003eI2C ports: 2 I2C ports\u003c\/li\u003e \u003cli\u003ePower switch: 5V\/3.3V selectable power switch\u003c\/li\u003e \u003cli\u003eSPI port: 1 SPI0 port\u003c\/li\u003e \u003c\/ol\u003e \u003ch3\u003eBill of materials\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eGrove Shield for Pi Pico v1.0 x1\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch3\u003eQuestions and Answers\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eWhat types of Grove sensors are supported by this expansion board?\u003c\/strong\u003e\u003cbr\u003e All Grove sensors compatible with Arduino and all sensors included in the Grove Starter Kit for Raspberry Pi Pico are supported with both Arduino and MicroPython.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWill there be more MicroPython-supported Grove sensors for the board?\u003c\/strong\u003e\u003cbr\u003e Seeed Studio plans to release additional MicroPython-supported Grove sensors.\u003c\/p\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66045666820445,"sku":"F23106992","price":3.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-shield-fuer-raspberry-pi-pico-v10-funduino-3523822.png?v=1791492259"},{"product_id":"relais-shield-v1-3-arduino-kompatibel-4-kanal-relay-shield-v1-3","title":"Relay Shield V1.3 - 4-channel, 10 A \/ 250 V AC, for Arduino","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for Arduino-compatible boards with four relay outputs\u003c\/li\u003e \u003cli\u003eSwitching capacity per channel: 10 A at 250 V AC or 30 V DC\u003c\/li\u003e \u003cli\u003eDirect control via the Arduino's digital outputs\u003c\/li\u003e \u003cli\u003eFour optoisolated inputs to protect the board\u003c\/li\u003e \u003cli\u003eConnectors for external load and power supply\u003c\/li\u003e \u003cli\u003eIn-circuit jumper for configuring the power supply\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis four-channel relay module expands Arduino boards with the ability to switch high-load AC and DC consumers. Each channel connects three digital outputs of the Arduino directly to a 10 A relay, allowing even beginners to control motors, heaters, or lights without having to work on electrical installations.\u003c\/p\u003e \u003cp\u003eThe optoisolation between the inputs and the relay coils protects the Arduino board from feedback and interference voltages from the switching circuit. The four relays operate independently of one another and each switches a separately wired circuit, allowing several consumers to be controlled simultaneously or at staggered intervals.\u003c\/p\u003e \u003cp\u003eApplications include home automation, where pumps or valves are opened and closed on a timer, as well as experimental setups that switch LED lights and smaller DC motors. Controlling warning lights or activating electromagnetic locks are also among the possible applications. In every case, the logic runs on the Arduino, while the module provides the switching capacity.\u003c\/p\u003e \u003cp\u003eThe Arduino provides the control signals via four digital outputs. Power for the relay coils is supplied through a separate power input, which keeps the module independent of the Arduino's operating voltage. A separate external power source is required for the load connected to the relay contacts, providing 250 V AC or up to 30 V DC depending on the application. The jumpers on the module allow the coil voltage to be matched to the available external power supply.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes, and is not intended for installation in household electrical circuits. Work on or near electrical installations and on high-voltage circuits must be carried out by qualified electricians; if you are unsure about safe wiring, consult a qualified electrician before commissioning. Avoid reversing the power supply polarity to prevent damage to the module.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Relay Shield V1.3 Arduino compatible 4-channel \/ Relay Shield V1.3\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045674815837,"sku":"F23108531","price":8.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/relais-shield-v13-arduino-kompatibel-4-kanal-relay-shield-v13-funduino-4437682.png?v=1791492585"},{"product_id":"grove-shield-fur-arduino-seeeduino-nano","title":"Grove Shield for Arduino Nano - 8 Connectors, 3,3 V \/ 5 V","description":"\u003ch2\u003eGrove Shield for Arduino Nano\u003c\/h2\u003e \u003cp\u003eGrove Shield for Arduino Nano provides an easy way to connect to Arduino Nano and Seeeduino Nano. \u003c\/p\u003e \u003cp\u003eThis shield breaks out the motherboard pins and expands them to 8 Grove connectors.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eEasy to use: Plug directly into Arduino Nano or Seeeduino Nano\u003c\/li\u003e \u003cli\u003eNumerous interfaces: 8 Grove connectors, including 3 digital, 3 analog, 1 I2C, and 1 UART\u003c\/li\u003e \u003cli\u003eGrove Unified Socket: Ensures plug and play for versatile applications\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e \u003c\/h3\u003e \u003ch3\u003eV1.1 change note\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAddition of a 3.3V\/5V VCC switch.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eV1.1 support list\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eArduino Nano\u003c\/li\u003e \u003cli\u003eSeeeduino Nano\u003c\/li\u003e \u003cli\u003eArduino Nano Every\u003c\/li\u003e \u003cli\u003eArduino Nano 33 IoT*\u003c\/li\u003e \u003cli\u003eArduino Nano 33 BLE*\u003c\/li\u003e \u003cli\u003eArduino Nano 33 BLE Sense*\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCaution\u003c\/h3\u003e \u003cp\u003e*When used with Arduino 33 boards, the VCC power supply should be switched to 3.3 V. If the VCC power supply is switched to 5V, the development board may be damaged!\u003c\/p\u003e \u003ch3\u003eApplication\u003c\/h3\u003e \u003cp\u003eInterface expansion.\u003c\/p\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e \u003ctable border=\"1\"\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eOperating voltage\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e3.3 V\/5 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eOperating temperature\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e-25℃ to +85℃\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eAnalog ports\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e3\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eDigital ports\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e3\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eUART ports\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eI2C ports\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-size: small;\"\u003eSize\u003c\/span\u003e\u003c\/th\u003e \u003ctd style=\"text-align: center;\"\u003e45mm x 40mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes connecting and experimenting easier and simplifies the prototyping process. No jumpers or soldering are required. More than 300 Grove modules have been developed, covering a wide range of applications and meeting a variety of requirements. Not only the hardware but also the software is open source. \u003c\/p\u003e \u003ch3\u003eScope of delivery:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1x Grove Shield for Arduino Nano \u0026amp; Seeeduino Nano\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66045679436125,"sku":"F23109301","price":2.45,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-shield-fuer-arduino-seeeduino-nano-funduino-3415174.jpg?v=1791492827"},{"product_id":"gpio-shield-fur-mega2560-r3-mikrocontroller","title":"GPIO shield for MEGA2560 R3 - expansion board","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion module for MEGA2560-R3 boards with additional headers\u003c\/li\u003e \u003cli\u003eAll GPIO pins arranged in three practical pin headers\u003c\/li\u003e \u003cli\u003eSignal amplification possible without external level shifters\u003c\/li\u003e \u003cli\u003eSupply voltage drawn directly from the host board\u003c\/li\u003e \u003cli\u003ePlated-through-hole layout for secure solder connections\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe GPIO Shield expands MEGA2560-R3 boards with headers on a plated-through-hole PCB. Instead of soldering individual microcontroller pins directly or working with jumper wires, all digital and analog inputs and outputs can be connected to standard pin headers or female headers via organized pin headers.\u003c\/p\u003e \u003cp\u003eThe PCB breaks out all available MEGA2560 R3 pins on one level and groups them clearly: power supply, digital outputs, analog inputs, and special functions such as PWM, UART, or SPI. The Shield draws its operating voltage directly from the host board, so a separate power supply is not required. The pin arrangement makes it easy to quickly determine which pins are already occupied during prototyping.\u003c\/p\u003e \u003cp\u003eApplications range from circuit setups with sensors and actuators to connecting displays and real-time clock modules, as well as more complex systems with multiple I2C or SPI devices. In everyday project work, the Shield also allows several people to work on different parts of a system without blocking each other's pins.\u003c\/p\u003e \u003cp\u003eA MEGA2560-R3 board or a compatible clone with an identical connector configuration is required. Depending on requirements, pin headers, female headers, or DIN rails for mounting must be obtained separately. The Shield itself only provides the wiring and organization of the pins; custom circuitry with resistors, capacitors, or protection diodes remains necessary depending on the specific application.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes, not for installation in household electrical circuits. Work on or immediately next to electrical installations is reserved for qualified electricians. If you are unsure about safe wiring, consult a qualified electrician before assembly.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* GPIO Shield for MEGA2560 R3 microcontroller\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045685367133,"sku":"F23107313","price":3.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gpio-shield-fuer-mega2560-r3-mikrocontroller-funduino-3250412.png?v=1791493085"},{"product_id":"master-funduino-expansion-board-fur-calliope-mini-v3","title":"Funduino Expansion Board for Calliope mini V3 - various versions","description":"\u003ch2\u003e\u003cstrong\u003eExpander for Calliope Mini V3 - Ideal for STEM and computer science lessons\u003c\/strong\u003e\u003c\/h2\u003e \u003cp\u003eThe expander for Calliope Mini V3 is the perfect accessory for use in STEM education. It offers many new possibilities, especially in computer science and technology lessons, for using the Calliope Mini V3. It enables you to create exciting, hands-on projects for students that promote a basic understanding of programming, electronics, and technology. Specially developed to help teachers give students a deeper understanding of computer science and microelectronics. All included modules are well documented and described in comprehensive instructions. The instructions are written in student-friendly language that is easy to understand. This allows students to work independently with the material.\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eQuick overview:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eThe included sensors and actuators are described in student-friendly instructions\u003c\/li\u003e \u003cli\u003eThanks to its preassembled connectors and labeled contacts, the expander is easy and safe to connect\u003c\/li\u003e \u003cli\u003eIdeal for lessons without complicated preparation\u003c\/li\u003e \u003cli\u003eFacilitates the transition from the “all-in-one” board to the continued use of external electrical modules\u003c\/li\u003e \u003cli\u003eCan be combined with many standard microelectronics components and the school equipment already available\u003c\/li\u003e \u003cli\u003eAll “free” ports of the Calliope Mini 3 are brought out on the board and can be used with Dupont jumper wires, XH2.54mm and Grove connectors\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003e\u003cstrong\u003eInstructions\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe accompanying instructions, approximately 80 pages long, provide detailed, student-friendly descriptions of the expander and all included modules.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003ePromoting creativity and problem-solving\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe expander allows learners to implement their own projects - from voice output and building their own sound boxes to motorized models. This helps them develop not only technical skills, but also creativity and problem-solving skills.\u003cbr\u003eEasy integration into lessons: The preassembled connectors and labeled contacts make it easy to connect the expander safely and quickly - ideal for classroom use without complicated preparation. This allows teachers to focus entirely on the educational content.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eVersatility and open expansion options\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThanks to its universal connection options, the expander can be combined with a wide range of microelectronics components. This encourages students' spirit of discovery and offers countless opportunities to experience technical concepts in a practical way.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eDirect access to all important connections\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe Expander provides access to hard-to-reach Calliope pins and also offers outputs specifically designed for electric motors. This opens up a wide range of applications in robotics and automation - perfect for STEM subjects.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003ePractical technology and computer science projects\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eWith the integrated MP3 player and easy-to-connect speaker, learners can create simple programming projects that introduce them to the world of computer science. Whether as part of project days, computer science lessons, or technical clubs, the Expander offers practical applications that promote technical understanding and programming skills.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eNo additional power source required\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe Expander does not require its own power supply, but can easily be powered via USB or the Calliope Mini v3 battery compartment - keeping classroom setup simple and efficient.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003ePerfect for computer science and technology education (STEM)\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eWith the Expander for Calliope Mini V3, you can introduce students to the world of microcontrollers, electronics, and programming in a practical, interdisciplinary way. Whether as an introduction to computer science or a technology project, this Expander makes lessons tangible and engaging.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eThe Expander's educational value\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eAnyone using the Expander in class has probably already worked with the Calliope as a standalone module. What added value does the Expander offer here?\u003c\/p\u003e \u003cp\u003eAlthough the Calliope has an interface that exposes all of the microcontroller's pins, wiring with breadboard cables alone is often a hurdle that presents challenges for teachers and students. This is where the Expander provides the perfect transition between the Calliope “all-in-one” board and the advanced use and programming of external electrical modules.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIn summary\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eLearn to use complex components with the Calliope mini V3.\u003c\/li\u003e \u003cli\u003eUse of voice output on the Calliope with the help of an MP3 module.\u003c\/li\u003e \u003cli\u003eUse of RFID wireless communication.\u003c\/li\u003e \u003cli\u003eLearn to wire complex components using preconfigured connectors, as well as individual wiring to guide you toward your own microelectronics projects.\u003c\/li\u003e \u003cli\u003eLearning to use program libraries to extend block-based programming.\u003c\/li\u003e \u003cli\u003eLearning the technical fundamentals of digital data.\u003c\/li\u003e \u003cli\u003eLearning the technical fundamentals of analog data.\u003c\/li\u003e \u003cli\u003eLearning to use the I2C data bus system.\u003c\/li\u003e \u003cli\u003eLearning the relationships between program blocks and external modules and functions.\u003c\/li\u003e \u003cli\u003eLearning to combine advanced electronic components in projects.\u003c\/li\u003e \u003cli\u003eIntroduction to advanced technical systems in the field of microelectronics, such as Arduino.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eTechnical details\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eA speaker is included and can be easily attached to the expander using a JST connector.\u003cbr\u003eNothing can be wired incorrectly because the connectors are pre-assembled. The Calliope contacts are brought out and made accessible via conventional sockets. All exposed contacts can be connected using JST connectors, Grove connectors, or conventional breadboard cables. \u003cbr\u003eThe universal connection options mean you are not tied to an expensive system. The system can be expanded with any components from the microelectronics sector, regardless of whether they come from the Far East or the EU. \u003cbr\u003eThe Calliope V3 Mini has two outputs specifically designed for electric motors. These outputs are directly accessible on the expander via JST sockets.\u003cbr\u003eNo additional power source is required to power the Calliope and the expander board. The Calliope's battery compartment is fully sufficient for most applications.\u003cbr\u003eAll available Calliope contacts are labeled on the expander and can be assigned with 100% accuracy. \u003cbr\u003eThe expander makes many of the Calliope's hard-to-access contacts usable. The contacts P0, P1, P2, P3, C8, C9, C12, C13, C14, C15, C19, C20, M1, and M2 can now be used directly on the expander. C12 and C13 are used by the removable MP3 module, while contacts C19 and C20 provide access to all I2C connectivity options.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eExpander and its components\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe expander for the Calliope Mini V3 is available as a set with the following components, which are described and programmed progressively in the instructions.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eExpander\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe expander baseboard is divided into colored sections. The Calliope Mini V3 is plugged into the black field on the left. The colored areas on the right have the following meanings.\u003c\/p\u003e \u003ctable style=\"width: 100%;\" cellspacing=\"0\" cellpadding=\"4\"\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"36*\"\u003e \u003ccol width=\"220*\"\u003e \u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#ff6d6d\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eRed\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003eConnections for two DC electric motors at contacts M0 and M1\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#ffffd7\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eYellow\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003eConnection for the MP3 module and, to its right, the connection for the speaker\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#ffb66c\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eOrange\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003eConnections for modules controlled via the I2C data bus. The lines show the connected contacts\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#f7d1d5\" width=\"14%\" height=\"24\"\u003e \u003cp class=\"western\"\u003ePink\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003eMarking for battery power supply\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#e8f2a1\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eLight green\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003ePort1 with contacts C8 and P0 – the lines show the connected contacts\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#bbe33d\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eGreen\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003ePort2 with contacts C9 and P1 – the lines show the connected contacts\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#5ad5e1\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eTurquoise\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003ePort3 with contacts C14 and P2 – the lines show the connected contacts\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr valign=\"top\"\u003e \u003ctd bgcolor=\"#8089bf\" width=\"14%\"\u003e \u003cp class=\"western\"\u003eBlue\u003c\/p\u003e \u003c\/td\u003e \u003ctd width=\"86%\"\u003e \u003cp class=\"western\"\u003ePort4 with contacts C15 and P3 – the lines show the connected contacts\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003cp\u003e \u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eLED module\u003c\/strong\u003e - Single LED module with a light-emitting diode and JST socket.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePush button\u003c\/strong\u003e - Module with a push button and JST socket.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRotary control\u003c\/strong\u003e - Single module with a potentiometer and rotary knob cap. Here too, a JST socket ensures uncomplicated wiring.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMoisture sensor\u003c\/strong\u003e - The sensor can be used directly to measure the contact with moist soil, sponges, cloths, etc. It is not suitable for measuring humidity. The JST socket prevents wiring mistakes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMotor\u003c\/strong\u003e - We use a classic fan as the electric motor, with an electric motor integrated into it. The fan connector fits into the expander's motor socket and is supplied with power by the Calliope's power electronics. The expander does not require any separate hardware to power the motor.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eServo motor\u003c\/strong\u003e - The servo is an SG90 servo, a typical component from the model-building sector. Like most servos, it has a JR connector. This is plugged onto the existing header pins on the expander.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMP3 module and speaker\u003c\/strong\u003e - The expander has a dedicated socket for the MP3 module. The module is plugged in so that the SD card can be removed from the edge of the expander.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRFID transmitter and receiver\u003c\/strong\u003e - The RFID receiver already has a cable attached and can be plugged into the existing JST sockets in the expander's I2C area. Two RFID tags, i.e. transmitters, are also included. These are a chip card and a key fob.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Expansion Board only","offer_id":66045685694813,"sku":"F23110425.1","price":29.9,"currency_code":"EUR","in_stock":true},{"title":"Expansion Board and Accessories","offer_id":66046001316189,"sku":"F23110425","price":49.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/master-funduino-expansion-board-fuer-calliope-mini-v3-funduino-4878377.jpg?v=1791492411"}],"url":"https:\/\/funduino.com\/en\/collections\/shields.oembed","provider":"Funduino","version":"1.0","type":"link"}