STC15F204 + wireless passthrough module NRF24L01 wireless serial interface module

STC15F204 + wireless passthrough module NRF24L01 wireless serial interface module

1.On board STC15F204EA single-chip microcomputer, the single chip processor as the 5 v power supply.
2.On board NRF24L01 + wireless module.
3.On board UART interface, used to implement the serial communication
4.On board 5 V to 3.3 V AMS1117-3.3 chip.
5.All the I/O derivation, and mark the I/O name.
6.PCB size: 39(mm)x26(mm)