Serial Port Debugging Assistant 3.3V Or 5V Powered RS232 To RS485 Adapter Module
6,53 €
Realizes automatic conversion of RS485 transmission and reception. A and B: DATA+ (A) and DATA- (B) of RS485 bus. RX and TX: RS232 bus receiving and sending, need to cross when connected with other RS232 modules, that is, RX is connected to TX.
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