• The onboard STC15F204EA MCU chip microcontroller for 5V power supply
  • Onboard NRF24L01 + wireless module
  • The onboard UART interface for serial communication
  • Onboard 5V to 3.3V chip AMS1117-3.3 chip
  • All I/O all the leads, and mark the name of I/O
  • PCB size: 39 (mm) x26 (mm)
  • Baud rate at 115200


Read more about schematic, testing methods, and demo code here.


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