Function Code 102(0X65): Read Ip Address - ICP DAS USA GW-7472 User Manual

For example, If you want to set the following configuration into GW-7473 (Address = 1):
IP address: 192.168.255.1
Subnet mask: 255.255.0.0
Default gateway: 192.168.0.254
Net ID: 1
Baud rate: 115200
Data bits: 8
Stop bits: 1
Parity: None
Please send the command below:
Bytes
0 1
Item Address FC
Data 01 64
If the configuration is set successfully, the GW-7473 will reply you the same message.

5.4.2 Function Code 102(0x65): Read IP Address

Users can read the IP address and Modbus settings of GW-7473 with function code
0x65.For example, If you want to read the IP address and Modbus settings from GW-
7473 (Address = 1), please send the command below:
Bytes 0 1 2
Data 01 65 00
GW-7472 / GW-7473 User Manual, Version 2.5, June 2014
Table 5.7 parity index
Index Parity
0 None
1 Odd
2 Even
Table 5.8 function code 0x64 command
2 3 4 5 6
IP Address Subnet Mask
01 ff a8 c0 00
Table 5.9 function code 0x65 request format
3 4 5 6
00 00 00 00 00
7 8 9 10 11
Default gateway
00 ff ff fe 00
7 8 9 10 11
00 00 00 00
12 13 14 15
Net Baud
ID rate
a8 c0 01 06
12 13 14 15
00 00 00 00
16 17 18
Data Stop
Parity
bits bits
08 01 00
16 17 18
00 00 00
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