private void UpdateState()
{
if (!alarmEnabled)
{
return;
}
var currentValue = (clockMode.Value == ClockMode.BinaryCounter)
? CalculateElapsedSeconds(currentTime)
: GetDateTimeAlarmCompareUpper(GetDateTimeAlarmCompareLower()).Bits.AsUInt64();
var compareMask = (compareHigh.Value << 32) | compareLow.Value;
var alarmValue = (alarmHigh.Value << 32) | alarmLow.Value;
var isAlarmMatched = (currentValue & compareMask) == (alarmValue & compareMask);
match.Value = isAlarmMatched;
MatchIRQ.Set(match.Value);
wakeup.Value |= isAlarmMatched;
if (wakeup.Value)
{
if (wakeReset.Value)
{
ResetInnerTimer();
}
if (!wakeContinue.Value)
{
ticker.Enabled = false;
}
if (wakeEnable.Value)
{
WakeupIRQ.Set(true);
}
}
}
public override void Reset()
{
base.Reset();
WakeupIRQ.Set(false);
MatchIRQ.Set(false);
ResetInnerTimer();
ticker.Reset();
}