Bytes Y+4 To Y+7 For The Diagnostic Interrupt (Sfb 75) - Siemens CPU 313C Hardware And Installation Manual

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Byte y +4
Byte y +5
Byte y +6
Byte y +7
Byte y +19
Figure 11-11
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7 6 5 4 3 2 1 0 Bit no.
0
7 6 5 4 3 2 1 0 Bit no.
7 6 5 4 3 2 1 0 Bit no.
7 6 5 4 3 2 1 0 Bit no.
.
.
.
7 6 5 4 3 2 1 0 Bit no.

Bytes y+4 to y+7 for the diagnostic interrupt (SFB 75)

0: Module o.k.
1: Module fault
Note the SFB 75 usage description
Note that this diagnostic data has a
fixed meaning in the S7 context.
You will find more information in the
STEP 7 Online Help or in the
Reference Manual System Software
for S7-300/400 System and Standard
Functions in the Diagnostic Data
chapter.
11-29