bool SevenSegment::update(void)
{
unsigned long cur = micros();
uint16_t diff = cur - _lastUpdateTime;
if(diff > _updateInterval){
digitOff();
_currentDigit++;
if(_currentDigit >= _numberOfDigits)
_currentDigit = 0;
updateDigit();
digitOn();
_lastUpdateTime = micros();
return _currentDigit == (_numberOfDigits-1);
}
return false;
}
//show 1 pattern
void SegDisp::showPattern(int digit, int pattern[7], int ms, bool dot){
if (ms < 0){
Error(12);
}
else if (digit > 3 || digit < 0){
Error(13);
}
/*
if we need to include the dot, do so
Otherwise, just show the pattern
*/
writePattern(pattern,dot);
digitOn(digit);
delay(ms);
digitOff(digit);
digitalWrite(pins[7],LOW); //this is the dot
}
//clear everything
void SegDisp::clear(){
/*
clear all of the pins
*/
writePattern(numbers[sd_EMPTY],false);
/*
turn off the colon
*/
colonOff();
/*
turn off the dot
*/
digitalWrite(pins[7],LOW);
/*
disconnect ground
*/
for (int x=0; x<4; x++){
digitOff(x);
}
}
