Command Interface
5.2.31Read_AS-i_Slave_Diagnostic_String
Purpose
With this call, an diagnostic string complying with the
If the
As long as the string transfer is active, there is no user/analog data exchange with the addressed
Structure of the Job Data in the Send Buffer
Bank Byte
20
21
Meaning
Command number 43 H
Slave address
Structure of the Job Data in the Receive Buffer
Bank | Byte |
|
|
2 | 0 |
2 | 1 |
|
|
2 | 2 |
|
|
2 | 3 |
|
|
24
... ...
... ...
... ...
Meaning
Echo of the command number 43 H
Command status
Number of diagnostic bytes
String byte (1)
String byte (2)
.....
String byte (n±1)
String byte (n)
Maximum value for n=220
SIMATIC NET CP | |