//+=============================================================================
// Leave pin off for time (given in microseconds)
// Sends an IR space for the specified number of microseconds.
// A space is no output, so the PWM output is disabled.
//
void IRsend::space (unsigned int time)
{
uint32_t highus = _1bitus/2 * 77;
uint32_t lowus = _1bitus/2 * 77;
int cnt = time / _1bitus;
for( int i = 0; i < cnt; i++){
digitalWrite(TIMER_PWM_PIN, LOW);
custom_delay_usec(highus);
digitalWrite(TIMER_PWM_PIN, LOW);
custom_delay_usec(lowus);
}
}
//+=============================================================================
// Leave pin off for time (given in microseconds)
// Sends an IR space for the specified number of microseconds.
// A space is no output, so the PWM output is disabled.
//
void space (unsigned int time)
{
#if DEBUG == 1
Serial.print(-(int)time);
Serial.print(",");
#endif
TIMER_DISABLE_PWM; // Disable pin 3 PWM output
if (time > 0) custom_delay_usec(time);
}
//+=============================================================================
// Sends an IR mark for the specified number of microseconds.
// The mark output is modulated at the PWM frequency.
//
void mark (unsigned int time)
{
#if DEBUG == 1
Serial.print(time);
Serial.print(",");
#endif
if (time > 0) {
TIMER_ENABLE_PWM; // Enable pin 3 PWM output
custom_delay_usec(time);
}
}
//+=============================================================================
// Sends an IR mark for the specified number of microseconds.
// The mark output is modulated at the PWM frequency.
//
void IRsend::mark (unsigned int time)
{
TIMER_ENABLE_PWM; // Enable pin 3 PWM output
if (time > 0) custom_delay_usec(time);
}
