Diff: URF.cpp

Revision:

1:f6a9a3a7455d

Parent:

0:450a7208c682

Child:

2:87caac24d995

--- a/URF.cpp	Tue May 03 08:02:58 2022 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,74 +0,0 @@
-#include "URF.h"
-
-#include "mbed.h"
-
-URF::URF(PinName URF_PIN)
-    : _event(URF_PIN)
-    , _cmd(URF_PIN)
-    , _timer()
-{
-    _event.rise(callback(this, &URF::_start));
-    _event.fall(callback(this, &URF::_stop));
-    _METER_PER_SECOND = 334.0;    // m/s
-    
-    _Busy = false;
-    
-    _cmd.output();
-    _cmd.write(0);
-    
-    _timer.stop();
-    _timer.reset();
-}
-
-void URF::_start(void)
-{
-//    _Valid = false;  // start the timere, and invalidate the current time.
-    _Busy = true;
-    _timer.reset();
-    _timer.start();
-}
-
-void URF::_stop(void)
-{
-//    _Valid = true;  // When it stops, update the time
-    _Busy = false;
-    _timer.stop();
-    _Time = _timer.read_us();
-}
-
-void URF::send(void)
-{
-    if(_Busy){
-        _timer.stop();
-        _Time = _timer.read_us();
-        return ;
-    }
-    _cmd.output();
-    _cmd.write(1);
-    wait_us(10);
-    _cmd.write(0);
-    _cmd.input();
-}
-
-void URF::Set_MpS(float MpS)
-{
-    _METER_PER_SECOND = MpS;
-}
-
-int URF::read(int scale)
-// -1 means not valid.
-{
-//    if(_Valid && ~_Busy)
-        return int(((_Time*(_METER_PER_SECOND / float(scale)))/2.0f) + 0.5f);
-//    else
-//        return -1;
-}
-
-int URF::read(void)
-// -1 means not valid.
-{
-//    if(_Valid && ~_Busy)
-        return int(((_Time*(_METER_PER_SECOND / 1000.0f))/2.0f) + 0.5f);
-//    else
-//        return -1;
-}
\ No newline at end of file