Siemens SIMATIC HMI OP3 - Page 73

12-11
Operator Panel OP3
Edition 11/99
Network: 2 New date
DAT OPN #DBTDOP
CALL “READ_CLK” // read current time
// SFC1 –– Read System Clock
RET_VAL :=#ERROR_SFC
CDT :=#DAT_TIME
L DBB 21 // Load weekday from DBTDOP
T LB 7 // in DAT_TIME
L DBB 22 // Load day from DBTDOP
T LB 2 // in DAT_TIME
L DBB 23 // Load month from DBTDOP
T LB 1 // in DAT_TIME
L DBB 24 // Load year from DBTDOP
T LB 0 // in DAT_TIME
SPA SET
Network: 3 New time
CLK: OPN #DBTDOP
CALL “READ_CLK” // Read current time
// SFC1 –– Read System Clock
RET_VAL :=#ERROR_SFC
CDT :=#DAT_TIME
L DBB 15 // Load hours from DBTDOP
T LB 3 // in DAT_TIME
L DBB 16 // Load minutes from DBTDOP
T LB 4 // in DAT_TIME
L DBB 17 // Load seconds from DBTDOP
T LB 5 // in DAT_TIME
SPA SET
Network: 4 Set PLC clock with SFC 0
SET: CALL “SET_CLK” // With SFC 0 read time from DAT_TIME
// SFC0 –– Set System Clock
PDT :=DAT_TIME // Save in PLC clock
RET_VAL :=#ERROR_SFC // Save any errors in ERROR_SFC
Network: 5 Reset all
OPN #DBTDOP
L 0 // Reset all used data
T DBW 15 // areas
T DBW 17
T DBW 21
T DBW 23
SET
R #NEW_DATE
R #NEW_TIME
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