Programming Example for Standard Function Blocks
9.4 Blocks Used
Point-to-point connection CP 440 Installation and Parameter Assignment
Manual, 09/2007, A5E00057742-03
129
9.4 Blocks Used
Blocks Used
The following tables contain a list of the blocks used for the program examples.
Table 9-1 CP 440 SEND RECV
Block Symbol Description
OB 1 CYCLE Cyclic program processing
OB 100 RESTART Cold restart processing
DB 21 SEND IDB Instance DB for SEND_440 FB
DB 22 RECV IDB Instance DB for RECV_440 FB
DB 40 SEND WORK DB Work DB for the standard FB 10
DB 41 RECV WORK DB Work DB for the standard FB 9
DB 42 SEND SRC DB Send data block
DB 43 RECV DST DB Receive data block
FB 9 RECV_440 Receive standard FB for data
FB 10 SEND_440 Send standard FB for data
FC 21 SEND Sending Data
FC 22 RECEIVE Receiving data
Table 9-2 CP 440 1 CYC
Block Symbol Description
OB 1 CYCLE Cyclic program processing
OB 100 RESTART Cold restart processing
DB 21 SEND IDB Instance DB for SEND_440 FB
DB 22 RECV IDB Instance DB for RECV_440 FB
DB 40 SEND WORK DB Work DB for the standard FB 10
DB 41 RECV WORK DB Work DB for the standard FB 9
DB 42 SEND SRC DB Send data block
DB 43 RECV DST DB Receive data block
FB 9 RECV_440 Receive standard FB for data
FB 10 SEND_440 Send standard FB for data
FC 21 SEND Sending Data
FC 22 RECEIVE Receiving data
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