syouichi imamori / Mbed OS MulticopterQuadX

Quad X Type Multicopter

Dependencies:   IAP

PulseWidthCounter/PulseWidthCounter.cpp@8:1db19b529b22, 2021-02-21 (annotated)

Committer:
komaida424
Date:
Sun Feb 21 05:14:57 2021 +0000
Revision:
8:1db19b529b22
Parent:
2:59ac9df97701 
rev 020

Who changed what in which revision?

UserRevisionLine numberNew contents of line
komaida424 2:59ac9df97701 1 #include "mbed.h"
komaida424 2:59ac9df97701 2 #include "InterruptIn.h"
komaida424 2:59ac9df97701 3 #include "PulseWidthCounter.h"
komaida424 2:59ac9df97701 4
komaida424 8:1db19b529b22 5 PulseWidthCounter::PulseWidthCounter(PinName inpin,bool positive) : pulsein(inpin) //constructa
komaida424 2:59ac9df97701 6 {
komaida424 2:59ac9df97701 7 if ( positive )
komaida424 8:1db19b529b22 8 { pulsein.rise(callback(this,&PulseWidthCounter::start));
komaida424 8:1db19b529b22 9 pulsein.fall(callback(this,&PulseWidthCounter::stop));
komaida424 2:59ac9df97701 10 }
komaida424 2:59ac9df97701 11 else
komaida424 8:1db19b529b22 12 { pulsein.fall(callback(this,&PulseWidthCounter::start));
komaida424 8:1db19b529b22 13 pulsein.rise(callback(this,&PulseWidthCounter::stop));
komaida424 2:59ac9df97701 14 }
komaida424 2:59ac9df97701 15 }
komaida424 2:59ac9df97701 16
komaida424 2:59ac9df97701 17 void PulseWidthCounter::start()
komaida424 2:59ac9df97701 18 {
komaida424 2:59ac9df97701 19 _time.reset();
komaida424 2:59ac9df97701 20 _time.start();
komaida424 2:59ac9df97701 21 }
komaida424 2:59ac9df97701 22
komaida424 2:59ac9df97701 23 void PulseWidthCounter::stop()
komaida424 2:59ac9df97701 24 {
komaida424 2:59ac9df97701 25 _time.stop();
komaida424 2:59ac9df97701 26 count = _time.read_us();
komaida424 2:59ac9df97701 27 }
komaida424 2:59ac9df97701 28