A replacement for InterruptIn that debounces the interrupt.
Dependents: D7A_Demo-Get-started CVtoOSCConverter EE3501keypad D7A_Localisation ... more
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Example code:
#include "DebouncedInterrupt.h" DebouncedInterrupt up_button(USER_BUTTON); void onUp() { // Do Something } int main() { // Will immediatly call function and ignore other interrupts until timeout up_button.attach(&onUp, IRQ_FALL, 1000, true); // Will call function only if button has been held for the specified time //up_button.attach(&onUp, IRQ_FALL, 500, false); while(1) {} }
Diff: DebounceInterrupts.h
- Revision:
- 7:2d73e219dadf
- Parent:
- 5:3c0f741fb448
- Child:
- 8:4b3ff16d5f91
diff -r e1461ccdf3c0 -r 2d73e219dadf DebounceInterrupts.h --- a/DebounceInterrupts.h Tue Feb 18 06:46:06 2014 +0000 +++ b/DebounceInterrupts.h Tue Feb 18 07:00:07 2014 +0000 @@ -34,14 +34,22 @@ class DebounceInterrupts { private: - unsigned int fDebounce_us; + unsigned int _debounce_us; + unsigned int _debounce_count; + void (*fCallback)(void); void _onInterrupt(void); + void _callback(void); public: DebounceInterrupts(void (*fptr)(void), /* function to be called after debounced InterruptIn */ InterruptIn *interrupt, /* InterruptIn to monitor */ const interruptTrigger& trigger, /* true: rise, false: fall */ const uint32_t& debounce_ms=10); /* stability duration required */ ~DebounceInterrupts(); + /* + * Get number of de-bounced interrupts + * @return: debounced count + */ + unsigned int get_debounce(); }; #endif \ No newline at end of file