DS3 series servo manual
13
(2) COM2
COM2 supports RS232 and RS485, Modbus-RTU protocol. It can realize 1:N communication.
It is used to connect with HMI, PLC and other devices. Its parameters can be configured.
Look at the servo drive side, COM2 pin figure:
The parameters of COM2 can be set in P0-04:
Parameter Function Default value Set range
P0-04.0 Baud rate 6 0~9
0: 300
1: 600
2: 1200
3: 2400
4: 4800
5: 9600
6: 19200
7: 38400
8: 57600
9: 115200
P0-04.1 Data bit 0 0: 8
P0-04.2 Stop bit 2 0: 2-bit
2: 1-bit
P0-04.3 Checking bit 2 0~2
0: no checking
1: odd
2: even
Pin Name Explanation
2 RXD RS232 receive
3 TXD RS232 send
5 GND RS232 ground
7 B
RS485-
4 A
RS485+