Communication via Function Blocks
6.7 Parameter assignment of the Function Blocks
CP 341 Point-to-Point Communication, Installation and Parameter Assignment
Manual, 09/2008, A5E02191071-01 173
Example of "Indirect Parameter Assignment"
Call of FB 8 in accordance with the rules for "indirect parameter assignment":
STL
Network 1:
CALL FB 8, DB8
SF := S //Send request
REQ := M 0.6 //Activates SEND
R := M 5.0 //Activates RESET
LADDR := MW21 //Start address in MW21
DB_NO := MW40 //DB no. in MW40
DBB_NO := MW42 //DBB No. in MW42
LEN := MW44 //Length in MW44
R_CPU_NO := //
R_TYP := //
R_NO := //
R_OFFSET := //
R_CF_BYT := //
R_CF_BIT := //
DONE := M 26.0 //Completed without error
ERROR := M 26.1 //Terminated with error
STATUS := MW 27 //Status word
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