DC 5V 12V 8ch Modbus Rtu UART TTL232 IO Steuermodul für Arduino UNO
ab 3,10 €
4 The maximum delay under the AT command is 9999 seconds, and the maximum delay under the MODBUS command is 255 seconds. M0 Connect is AT command mode. Under the MODBUS command mode,the slave ID must be correct.
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