Siemens CPU 948 Programming Manual page 238

Simatic s5 s5-155u
Table of Contents

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Self-Test
Testing the address lines
Testing the system program
code
Testing the block code of
STEP 5 logic blocks
5 - 40
System data word
RS 75
RS 76
RS 77
RS 78
System data word
RS 75
RS 76
RS 77
RS 78
System data word
RS 75
RS 76
block type/block no. (IDs from block header)
RS 77
RS 78
Error information
error no. 630BH
FFFFH
incorrect address, high
incorrect address, low
Error information
error no. 610BH
FFFFH
actual checksum, high
actual checksum, low
Error information
error no. 620AH
expected checksum
actual checksum
CPU 948 Programming Guide
C79000-G8576-C848-04

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