0.56in LED Digital Tube Display RS485 Serial Port Meter TTL Panel Module✈
6,65 €
A/T: RS485 Bus A/TTL TXD. B/R: RS485 B/TTL RXD. This product is 4 digit RS485 port, supports automatic identification of ASCII text and RTU dual protocol, no user settings are required. Pin Definition: + refers to the power positive pole, - refers to the power negative pole.
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