User Manual For RS485-ZDM556C Stepper Drive
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2.1
Communication protocol
The Communication is the standard Modbus protocol, supports 0x03 (register), 0x06 (write a single register),
0x10 (16) (write multiple registers). Serial port communication format: Baud rate 9600 ~ 115200, 8 data bits, no
parity verification, a stop bit.
2.2 Modbus Register Address Definition(drive parameter list)