
6 Communication settings and guide of HMI connecting with controller
You should put off JP0, if communication on the COM0, RS485.
You should set D8126=01h, if communication on the COM1, RS485.
MODBUS-RTU Slave protocol
RS485 communication parameter: PLC COM0 port is controlled by D8110; COM1 port is controlled
by D8120.
PLC setting
COM0 setting: D8116=02h, modbus-RTU slave protocol; D8111=1, station: 1; D8110=81h,
communication parameter: 9600, 8, none, 1.
COM1 setting: D8126=02h, modbus-RTU slave protocol; D8121=1, station: 1; D8120=81h,
communication parameter: 9600, 8, none, 1.
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