void main(void) {
initIO();
initOscillator();
initTimer();
while (1) {
/* Check to see if the timer has counted beyond 32768 */
if (TMR1H == 0x80) {
// reset the timer
TMR1H = 0;
TMR1L = 0;
incrementSeconds();
}
/* Check for button input */
// all buttons are active low
if (TMR0 >= (unsigned) 192) {
if (oldButtonS == 0 && _button_s == 1) second = 0;
if (oldButtonM == 0 && _button_m == 1) incrementMinutes();
if (oldButtonH == 0 && _button_h == 1) incrementHours();
oldButtonS = _button_s;
oldButtonM = _button_m;
oldButtonH = _button_h;
}
/* Update display */
updateDisplay();
}
}
void changeHours(struct tm *dt)
{
unsigned int buttonsState;
unsigned int nextState;
LCD_Clear();
LCD_Goto(0,1);
LCD_WriteString(str1);
while(nextState != SET_HOURS)
{
buttonsState = Button_Read();
nextState = decodeButtons_inHours(buttonsState);
//Actualizar o LCD para os novos valores das horas
LCD_Goto(0,0);
strftime(buffer,16,"%T",dt);
LCD_WriteString(buffer);
switch(nextState)
{
case INC_HOURS:
LCD_Goto(0,1);
incrementHours(dt);
break;
case DEC_HOURS:
LCD_Goto(0,1);
decrementHours(dt);
break;
case INC_MINUTES:
incrementMinutes(dt);
break;
case DEC_MINUTES:
decrementMinutes(dt);
break;
case CHANGE_FIELD:
actualPosition = (actualPosition + 1)%LEN_ENUM;
break;
default:
break;
}
}
RTC_SetTime(dt);
RTC_SetDate(dt);
RTC_SetDays(dt);
LCD_Clear();
}
void incrementMinutes(void) {
if (minute == 59) {
minute = 0;
incrementHours();
} else minute++;
}