Matthaeus Vorraber
/
ButtonEventDemo
Check Flag
Diff: BtnEventM0.h
- Revision:
- 0:35d70ff5c12e
- Child:
- 1:6e9e9eafb91a
diff -r 000000000000 -r 35d70ff5c12e BtnEventM0.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BtnEventM0.h Mon Oct 27 13:30:40 2014 +0000 @@ -0,0 +1,132 @@ + + +class BtnEventM0 +{ +public: + int16_t pressed; + + BtnEventM0(PinName pin) : _isr(pin) { + pressed=0; + } + + int CheckFlag() { + if( pressed ) { + pressed=0; + return 1; + } + return 0; + } + + void CheckButton() { + if( _isr.read() ) + pressed = 1; + } + + void Init() { + _isr.rise(this, &BtnEventM0::RisingISR); + } + + void RisingISR() { + if( _isr.read() ) + pressed = 1; + } +protected: + InterruptIn _isr; +}; + +/* +class BtnEventM02 : public BtnEventM0 +{ +public: + BtnEventM02(PinName pin) : BtnEventM0(pin) { + _tm.stop(); + _tm.reset(); + _state=1; + } + + void Init() { + _isr.rise(this, &BtnEventM02::RisingISR); + } + + void RisingISR() { + if( !_isr.read() ) + return; + pressed = 1; + _tm.start(); + _state = 2; + } + + void CheckButton() { + if( _state==1 ) + return; + if( _state==2 ) { + if( !_isr.read() ) { + _state = 1; + return; + } + if( _tm.read_ms()>500 ) { + _tm.reset(); + _state = 3; + pressed = 1; + } + } else if( _state==3 ) { + if( !_isr.read() ) { + _state = 1; + return; + } + if( _tm.read_ms()>100 ) { + _tm.reset(); + _state = 3; + pressed = 1; + } + } + } +private: + int16_t _state; + Timer _tm; +}; +*/ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +