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10 Documentation Number PCRTC2095 Manual
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5105
QuickBASIC Example:
'$INCLUDE: 'RTC_API.BI' ‘Must be first executed statement in your program
DIM timeS AS TimeSaveT ‘Define Variable Structure
DIM time AS GetTimeT
address% = StartRTCAPI(0) ‘Initialize API
IF (address% <> 0) THEN ‘Check that it initialized OK
IF (GetRTCTime(VARSEG(time), VARPTR(time)) <> 0) THEN
PRINT “RTC time: “; time.hours; “:”; time.min; “:”; time.seconds; “.”;
PRINT time.hseconds
END IF
IF (LastPowerDownRTC(VARSEG(timeS), VARPTR(timeS)) <> 0) THEN
PRINT "Last Power Down (Reset): "; timeS.month; "/"; timeS.day;
PRINT "at"; timeS.hour; ":"; timeS.minute; ":"; timeS.second
END IF
IF (BatteryRTC) THEN ‘Check Battery Status
PRINT "Battery Status: GOOD"
ELSE
PRINT "Battery Status: LOW"
END IF
ELSE
PRINT "Device Driver (PCRTCDD.SYS) must be loaded."
END IF
END
Pascal Programming Example
USES RTC_API;
VAR ts: TimeSave_Ptr;
time: GetTime_Ptr;
address: WORD;
battery: WORD;
BEGIN
New(ts);
New(time);
address := Start_RTC_API(0);
IF (address <> 0) THEN
BEGIN
IF (Get_RTC_Time(time) <> 0) THEN
writeln(‘RTC time: ‘, time^.hours, ‘:’, time^.min, ‘:’, time^.second, ‘.’,
time^.hseconds);
IF (Last_Power_Down_RTC(ts) <> 0) THEN
writeln('Last Power Down (Reset): ', ts^.month, '/', ts^.day, ' at ', ts^.hour, ':',
ts^.minute, ':', ts^.second);
IF (Battery_RTC <> 0) THEN writeln('Battery Status: Good')
ELSE writeln('Battery Status: Low');
END
ELSE writeln('Device Driver (PCRTCDD.SYS) must be installed.');
Dispose(ts);
Dispose(time);
END.