GW-7553-B / GW-7553-M PROFIBUS/Modbus TCP Gateway User Manual
(Version 1.35, May/2017)
PAGE: 91
Figure 88 Set output data and trigger output data command in the output data area
Table 26 Set output data and trigger output data command
Module
Byte
Data type Representation
Value
System
module
Output 0
Byte
Hex
0x00
→
0x01
Output 1
Byte
Hex
0x00
Output 2
Byte
Hex
0x00
Output
module
Output 3
Byte
Hex
0x00
→
0xFE
Output 4
Byte
Hex
0x00
→
0xDC
Figure 89 Send Modbus command to read DI of the GW-7553 and receive
data (0xFE, 0xDC)