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52 •
Attachment
Functions
3.1.4.20
GET_ADDR, 0x20
The GET_ADDR function is used to get the address offset for a referenced
function call, for example, when accessing the configuration data or service
data (hours-run meter and maintenance interval).
Byte
ID
D0
D1
D2
D3
0xXX
Byte
ID
D0
D1
D2
D3
Example:
Address offset contains the value 0x12345678:
Input data: D0 = 0x78, D1 = 0x56, D2 = 0x34, D3 = 0x12
Function Request
7
6
5
2
2
2
C
0
0
0
any return value
Function Response
7
6
5
2
2
2
S
0
0
0
Address offset (low byte)
Address offset (high byte)
4
3
2
1
2
2
2
2
0
0
0
0
0x20
0xXX
0xXX
0xXX
0xXX
4
3
2
1
2
2
2
2
0
0
0
0
0x20
...
...
0
2
TR
0
2
TA
WAGO-I/O-SYSTEM 750
I/O-Modules
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