/*! \brief main
*/
int main(void)
{
//! temporary duty value
uint8_t duty;
//! temporary time counter
uint32_t time_counter;
init();
startFan(potzRead());
while (1)
{
duty = potzRead();
if (duty < MIN_PWM_DUTY)
{
duty = MIN_PWM_DUTY;
}
// do not update power when starting
if (g_fan.starting == FALSE)
{
setPower(duty);
}
// stalled rotor : power off, wait and restart
if (g_fan.stall == TRUE)
{
// power off
setPower(0);
// reset time counter
ATOMIC_BLOCK(ATOMIC_FORCEON)
{
g_time_counter = 0;
}
// wait until delay finished
do
{
ATOMIC_BLOCK(ATOMIC_FORCEON)
{
time_counter = g_time_counter;
}
}
while (time_counter <= STALL_RETRY_TIME);
// start up the fan again
startFan(duty);
}
}
void onKeyPress(unsigned char key, int x, int y){
switch (key){
case 27:
exit(0);
break;
case 'u':
speedFanUp();
break;
case 'd':
speedFanDown();
break;
case 's':
if(!isOn){
startFan();
}else{
stopFan();
}
break;
}
}