Siemens CP 243-1 Operating Instructions Manual page 71

Byte offset in Description
variable memory
STEP 7 Micro/Win server section
101 Flag byte
•
•
•
•
102-105 Internal system use
CRC section
106-107 CRC covering all CDB bytes without
the CRC section itself
CP 243-1
Operating Instructions, 03/2012, C79000-G8976-C244-02
Bit [0] server
– 0: server
– 1: not supported
Bit [1] keepalive
– 0: no keepalive support
– 1: keepalive support
Bit [2-6] not used
Bit [7] section valid
– 0: not supported
– 1: section used
3.4 Other options when configuring a CP 243-1
Data format
1 byte, hex
4 bytes, hex
2 bytes, hex
Configuration
Example
16#82:
server, keepalive support,
STEP 7 Micro/WIN server
section is used and contains
valid data.
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