//_____________________________________
// Read user input and act on it
bool controlMode( char ch ) {
static int arg = -1;
int retval = false;
if (isdigit( ch )) {
if (arg < 0) arg = 0;
arg = arg * 10 + (ch - '0');
return false;
}
switch ( ch ) {
// 'N' triggers the NTP protocol manually
case 'N': case 'n': triggerNtp() ; retval = true ; break ;
// Left-arrow (Less-Than) slows down the clock for simulation runs
case '<': case ',': slowDown() ; retval = true ; break ;
// Right-arrow (Greater-Than) speeds up the clock for simulation runs
case '>': case '.': speedUp() ; retval = true ; break ;
// PLUS advances the digital clock minute
case '+': case '=': incMinutes() ; retval = true ; break ;
// MINUS decrements the digital clock minute
case '_': case '-': decMinutes() ; retval = true ; break ;
// H, M, S set hours, minutes, seconds
case 'H': case 'h': if (arg >= 0) setHours(arg); retval = true ; break ;
case 'M': case 'm': if (arg >= 0) setMinutes(arg); retval = true ; break ;
case 'S': case 's': if (arg >= 0) setSeconds(arg); syncTime() ; retval = true ; break ;
// 'Z' resets the digital clock seconds
case 'z': case 'Z': setSeconds(0) ; syncTime() ; return true ;
// A, B and C manually force the A/B output pulses but do not affect the internal clock
// A and B add to the force count for the A and B signals. C adds to both signals.
case 'A': case 'a': if (arg < 0) arg = 1 ; sendPulsesA(arg) ; break ;
case 'B': case 'b': if (arg < 0) arg = 1 ; sendPulsesB(arg) ; break ;
case 'C': case 'c': if (arg < 0) arg = 1 ; sendPulsesA(arg) ; sendPulsesB(arg) ; break ;
case 'D': case 'd': if (arg < 0) arg = 1 ; sendPulsesD(arg) ; break ;
case 'E': case 'e': sendPulsesE(1) ; break ;
case 'f': setState(LOW); break ;
case 'F': setState(HIGH); break ;
case 'I': case 'i': if (arg < 0) arg = 60*60; clockHold(arg, arg) ; break ;
case 'U': case 'u': if (arg < 0) arg = 60*60; clockHold(arg, 0) ; break ;
case 'V': case 'v': if (arg < 0) arg = 60*60; clockHold(0, arg) ; break ;
default: break;
}
arg = -1;
return retval ;
}
int main(void)
{
init_IO();
init_RTC();
while(1)
{
if (~PIND & BUTSHOW) { showTime(); }
if (showTimeFlag) {
showTimeFlag = 0;
showTime();
}
if (~PIND & BUTHOUR) {
incHours();
showHours();
}
if (~PIND & BUTMIN) {
incMinutes();
showMinutes();
}
}
while(1)
{
// twiddle();
//readInput();
findZero();
findZero();
findZero();
_delay_ms(1000);
showTime();
/*
PORTC |= 1<<PC4;
_delay_ms(200);
PORTC &= ~(1<<PC4);
_delay_ms(200);
*/
}
}