on relays via modbus rs485

[admin]

here is tested result with modbus pull:
   
enable RS485 modbus RTU protocol on KCS webpage firstly. then you can use relay ON/OFF command for testing.
   
   
you can see the relay1 is ON. here is modbus pull setting:
   
   

here is read ADC value command:
   
read 4 registers by modbus pull:
   
   
ADC1 have connect with 3.3v dc from KC868-A6 board.