Interrupts
The interrupt section for the ET 200iSP is structured as follows:
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,QWHUUXSWVHTXHQFH
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%
3URFHVVLQVHUWUHPRYHRUXSGDWHLQWHUUXSW
%
$WOHDVWRQHHUURULVSHQGLQJ
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2XWJRLQJHUURU
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5HVHUYHG
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Figure 6-12
Structure of the interrupt status of the interrupt section
Diagnostic interrupt, byte x+4 to x+7
The bytes x+4 to x+7 correspond to the diagnostics data record 0 in STEP 7.
The bytes from x+8 to x+43 correspond to the diagnostics data record 1 in STEP 7.
Commissioning and Diagnostics
6.8 Diagnostics with STEP 7
ET 200iSP
Operating Instructions, 11/2017, A5E00247483-07
173