Method start

src/IRReceive.hpp:382–395

* Start the receiving process. * This configures the timer and the state machine for IR reception * and enables the receive sample timer interrupt which consumes a small amount of CPU every 50 us. */

 * and enables the receive sample timer interrupt which consumes a small amount of CPU every 50 us.
 */
void IRrecv::start() {

    // Setup for cyclic 50 us interrupt
    timerConfigForReceive(); // no interrupts enabled here!

    // Initialize state machine state
    resume();

    // Timer interrupt is enabled after state machine reset
    timerEnableReceiveInterrupt(); // Enables the receive sample timer interrupt which consumes a small amount of CPU every 50 us.
#ifdef _IR_MEASURE_TIMING
    pinModeFast(_IR_TIMING_TEST_PIN, OUTPUT);
#endif
}

/*
 * Restarts timer interrupts, adjusts TickCounterForISR for correct gap value after stopTimer(). Does not call resume()!