Siemens KS7 Series Spezifikationen PDF herunterladen (Seite 174)

CP 523 Communications Mode

STL FB 123 Explanation

M003 :A F 100.2

:JC =M001

:L FW 242

:ADD KF +4

:T FW 242

:L FW 244

:ADD KF +4

:T FW 244

:L FW 250

:ADD KF +6

:T FW 252

M004 :L FW 254

:DO FW 242

:L DW 0

:!=F

:S F 100.2

:DO FW 252

:T PW 0

:L FW 242

:L FW 244

:><F

:JC =M002

:L FW 242

:ADD KF +3

:T FW 242

:JU =M003

M002 :L FW 242

:ADD KF -1

:T FW 242

:L FW 252

:ADD KF -2

:T FW 252

:JU =M004

M001 :

:BE

If end-of-text character flag set,

block end.

Load data word pointer,

increment by 4

and store.

Load auxiliary data word pointer,

increment by 4

and store.

Set byte 6 - CP 523 address

and store.

Load end-of-text character and

compare with the data word to be

transferred.

If data word = end-of-text character,

set end-of-text character flag.

Transfer data word

to CP 523.

Transfer message block (8 data bytes) to

the CP 523?

If no,

transfer next data word.

Prepare

transfer

of next message block.

Set number of the next data word and

store.

Set transfer area on the CP 523 and

store.

Block End

EWA 4NEB 811 6044-02a

7-69

1 2 ... 169 170 171 172 173 174 175 176 177 178 179 ... 256 257

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