Min. Order:
100 Box
Price:
US$ 10~11
Place of origin:
China
Supply Ability:
每月100000只
commnuicate and control pins need 3.3V as the high level ,mainboard MCU is 5V power supply , need to add level convert ships or circuits between the communication cables (RXD ,TXD ) and controls cables ( Set , RESET)
2, SET and RESET inside has pull-up resistor , it should be suspended when not use
3, Pin7 is to use for procedure internal debugging, it should be suspended when at the application
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