12-10
Operator Panel OP3
Edition 11/99
FC 7 listing:
Address Declaration Name Type Initial value Comment
0.0 in DBTDOP BLOCK_
DB
Number of
the interface
area
out
2.0 in_out NEW_
DATE
BOOL New date
bit from
interface
area.
2.1 in_out NEW_
TIME
BOOL New time
bit from
interface
area.
0.0 temp DAT_TIME DATE_
AND_
TIME
PLC time
storage
8.0 temp ERROR_
SFC
INT SFC error
code
Block: FC7 CLK OP3>PLC
Block to synchronize the PLC clock with the OP clock
Call in OB1:
CALL “CLK_OP3>PLC” // FC7 call
DBTDOP :=DB51 // DB51 = interface area in OP3
NEW_DATE :=DB51.DBX0.5 // New date bit from the
// interface area.
NEW_TIME :=DB51.DBX0.6 // New time bit from the
// interface area.
Network: 1 Wait until time or date has been entered in
DBTDOP from OP3
U #NEW_DATE // if new date bit = 1
SPB DAT // Go to new date
U #NEW_TIME // if new time bit = 1
SPB CLK // Go to new time
BEA // do not edit block further
Communication
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