ModuleCH340 USB Relay Module Smart Control Switch
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- Product 18/25
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Information 1, onboard high performance micro controller chip
2, onboard CH340 USB control chip
3, onboard power LED indicator and relay status LED indicator
4, onboard 5V, 10A/250VAC, 10A/30VDC relay, relay’s life is so long, continuous pull 100000 times
5, module and relay with overcurrent protection diode freewheeling protection function
6, PCB size: 43.6 (mm) x16.4 (mm)
USB switch default baud rate for the communication: 9600BPS
USB switch protocol
Data (1) - start ID (default is 0xA0)
Data (2) --- switch address code (the default is 0x01, marking the first switch)
Data (3) - operating data (0x00 is "off", 0x01 is "open")
Data (4) - check code
An example
Open the USB switch: A0 0101 A2
Close the USB switch: A0 0100 A1
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