Better tactile processing

crossbow/tactile.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#ifndef TACTILE_H
+#define TACTILE_H
+
+#include "Arduino.h"
+
+enum tactileStateFlags {
+    TACTILE_STATE_NONE,
+    TACTILE_STATE_SHORT_PRESS,
+    TACTILE_STATE_LONG_PRESS
+};
+
+#define TACTILE_MIN_PRESS_TIME 50
+#define TACTILE_LONG_PRESS_TIME 1000
+
+class Tactile {
+  public:
+  	Tactile(uint8_t pin);
+    void loop(void);
+    void start(void);
+    uint8_t getState(void);
+  private:
+    uint8_t _pin;
+    uint8_t _previousPinState = HIGH;
+    uint32_t _pressMillis = 0;
+    uint8_t _state = TACTILE_STATE_NONE;
+};
+
+#endif