Note
The RT area is reset during an OVERALL RESET.
If you use the PG functions via the S5 bus, the RT area is
occupied as described above and is then no longer available for
other programs (e.g. standard FBs). You should bear this in mind
when planning your system.
ANZW
ANZW contains the current status of the send and receive blocks. The
individual bits of an ANZW have the following significance:
High byte
Bit no. Assignment
15
Not used
14
13
12
11
10
9
8
Low byte
7 Not used
6 Data acceptance complete
5 Data transfer complete
4 1: error
3 Job complete with error
2 Job complete without error
1 0: SEND enabled
1)
1: SEND disabled
0 0: RECEIVE disabled
1)
1: RECEIVE enabled
1)
Specifically for PG functions via the S5 bus
PG Functions via the S5 Bus
CPU 948 Programming Guide
C79000-G8576-C848-04
11 - 37
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