The Xadow LED 5x7 consists of a 5x7 monochrome LED matrix and a LED controller

The Xadow LED 5x7 consists of a 5x7 monochrome LED matrix and a LED controller. You can sending command to the LED controller through I2C interface (address 0x21) to display numbers, letters or even pixel images. This could come handy sometime in your project.


  • Xadow LED 5x7 * 1

  • FPC Cable 11 PIN * 2


  • LED Matrix

  • Plug-and-play if connected with RePhone Kit Create

  • Open source and modular design

  • Slim and small

  • Built-in 11 PIN Xadow Connectors for full flexible connection with other Xadow Modules

  • Stackable, chainable and sewable with other Xadow Modules


  • Microcontroller: STM32F030F4

  • Core: ARM® 32-bit Cortex® -M0 CPU

  • Power Supply: 3.3 – 6V (via breakout pins)

  • Flash: 16 KB

  • SRAM: 4 KB

  • Clock Speed: 48 MHz

  • Interfaces: Interface with Xadow GSM+BLE through
    I2C (7-bit address 0x21)

  • Dimension: 25.37mm X 20.30mm / 1’’ X 0.8’’


Please visit our wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.

Technical details

Dimensions 110mm x80mm x2.5mm
Weight G.W 4g
Battery Exclude


HSCODE 8531200000
UPC 841454117629
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