Control Information In The Process Image Output (Piq) - Siemens SIMATIC S7-1500 Manual

Error information in the IB n+1
The following image shows the assignment of the input byte IB n+1. The byte provides
information about the errors detected.
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②
③
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⑤
⑥
⑦
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5.4

Control information in the process image output (PIQ)

Control bytes 0 and 1 are reserved.
Assignment of the control bytes
QB n
QB n +1
Technology Module TM NPU
Equipment Manual, 07/2023, A5E46384784-AC
Bit 0: Error in the application, for example, uncaught exception in the script, script termination,
syntax error in the script, etc.
Bit 1: SIMATIC Memory Card present/not present
Bit 2: Script initialization error
Bit 3: Error in the configuration files (network.conf, ftpclient.conf, debug.conf).
For more information, read section Diagnostics alarms (Page 41).
Check the parameters set in the file(s); for more information, read section Configuration files
(Page 56).
Bit 4: Reserved
Bit 5: No USB connection to the camera, no camera data
Bit 6: Reserved
Bit 7: Reserved
7 6 5 4 3 2 1 0
7 6 5 4 3 2 1 0
5.4 Control information in the process image output (PIQ)
Control byte 0 (reserved)
Control byte 1 (reserved)
Configuration / address space
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