initial commit

.gitignore

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+.DS_Store

MorseKeyboard_CircuitPlaygroundExpress.ino

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+#include<Keyboard.h>
+#include "morseKeyboard.h"
+
+int buzzerPin = A0;
+int debounceTime = 400; // prepare for noisy buttons
+int ditPin = A2;
+int dahPin = A3;
+int ditSound = 880;
+int dahSound = 500;
+int ditSoundDuration = 500;
+int dahSoundDuration = 550;
+int speedTyper = 400; // time for key repeats
+int speedSense = 3;
+bool activeButtonValue = LOW;
+
+char ditKey = 46;
+char dahKey = 45;
+char altDitKey = 204;
+char altDahKey = 205;
+
+KeyboardKey shortKey(ditPin, ditKey, altDitKey, debounceTime, buzzerPin, ditSound, ditSoundDuration, activeButtonValue);
+KeyboardKey longKey(dahPin, dahKey, altDahKey, debounceTime, buzzerPin, dahSound, dahSoundDuration, activeButtonValue);
+//AccessKey accessButton(accessPin, debounceTime, activeButtonValue);
+
+void setup() {
+  // put your setup code here, to run once:
+  Serial.begin(9600);
+  Keyboard.begin();
+}
+
+void loop() {
+
+  //bool shiftValue = bleAccessButton.Check();
+    bool shiftValue = false;
+
+  shortKey.Press(shiftValue, speedTyper);
+  longKey.Press(shiftValue, speedTyper);
+}

README.md

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+# MorseKeyboard_CircuitPlaygroundExpress

morseKeyboard.h

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+class KeyboardKey {
+    int keyPin;      // the number of the button pin
+    char modifierValue;
+    char keyValue;
+    char letterValue;
+    char altLetterValue;
+    int pressSpeed;
+    int debounceDelay;
+    int freq;
+    int sndLength;
+    int sndPin;
+    bool buttonTriggerState;
+
+    bool keyFirstPress = true;
+
+    unsigned long lastDebounceTime = 0;
+
+  public:
+    KeyboardKey (int pin, char primaryKeyValue, char secondaryKeyValue, int debouncerTime, int speakerPin, int freqValue, int sndDuration, bool buttonValueState)
+    {
+      keyPin = pin;
+      letterValue = primaryKeyValue;
+      altLetterValue = secondaryKeyValue;
+      keyValue = letterValue;
+      debounceDelay = debouncerTime;
+      freq = freqValue;
+      sndLength = sndDuration;
+      sndPin = speakerPin;
+      buttonTriggerState = buttonValueState;
+      int resistorType;
+
+      if (buttonTriggerState == LOW){
+        resistorType = INPUT_PULLUP;
+      }
+      else{
+        resistorType = INPUT_PULLDOWN;
+      }
+
+      pinMode(keyPin, resistorType);
+    }
+
+    void Press(boolean isShiftPressed, int ditdahTimer)
+    {
+      int keyState = digitalRead(keyPin);
+      bool shiftCheck = isShiftPressed;
+      int playLength = sndLength - pressSpeed;
+      pressSpeed = ditdahTimer;
+
+      if (isShiftPressed) {
+        keyValue = altLetterValue;
+      }
+      else {
+        keyValue = letterValue;
+      }
+
+      if (keyState == buttonTriggerState) {
+        if (millis() - lastDebounceTime > debounceDelay) {
+          if (keyFirstPress == true) {
+            tone(sndPin, freq, playLength / 3);
+            Keyboard.press(keyValue);
+            Keyboard.release(keyValue);
+            keyFirstPress = false;
+            lastDebounceTime = millis();
+          }
+          while (digitalRead(keyPin) == buttonTriggerState && millis() - lastDebounceTime > debounceDelay) {
+            if (millis() - lastDebounceTime > pressSpeed) {
+              tone(sndPin, freq, playLength / 3);
+              Keyboard.press(keyValue);
+              Keyboard.release(keyValue);
+              lastDebounceTime = millis();
+            }
+          }
+          lastDebounceTime = millis();
+        }
+      }
+      else {
+        keyFirstPress = true;
+      }
+    }
+};
+
+class AccessKey {
+    int keyPin;      // the number of the button pin
+    char keyValue;
+    int debounceDelay;
+    bool buttonTriggerState;
+
+    unsigned long lastDebounceTime = 0;
+
+    bool lastButtonState = HIGH;
+    bool buttonState;
+
+    bool modifierState = false;
+
+  public:
+    AccessKey (int pin, int debouncerTime, bool buttonStateValue)
+    {
+      keyPin = pin;
+      debounceDelay = debouncerTime;
+      buttonTriggerState = buttonStateValue;
+
+      int resistorValue;
+
+      if (buttonTriggerState == LOW){
+        resistorValue = INPUT_PULLUP;
+      }
+      else{
+        resistorValue = INPUT_PULLDOWN;
+      }
+      pinMode(keyPin, INPUT_PULLDOWN);
+    }
+
+    void Press()
+    {
+      int keyState = digitalRead(keyPin);
+
+      if (keyState == buttonTriggerState) {
+        if (millis() - lastDebounceTime > debounceDelay) {
+          Keyboard.press(131);
+          Keyboard.press(176);
+          Keyboard.releaseAll();
+          Keyboard.press(131);
+          Keyboard.press(176);
+          Keyboard.releaseAll();
+          Keyboard.press(131);
+          Keyboard.press(176);
+          Keyboard.releaseAll();
+          lastDebounceTime = millis();
+        }
+        lastDebounceTime = millis();
+      }
+    }
+
+    boolean Check()
+    {
+      int keyState = digitalRead(keyPin);
+
+      if (keyState != lastButtonState) {
+        lastDebounceTime = millis();
+      }
+
+      if ((millis() - lastDebounceTime) > debounceDelay) {
+        if (keyState != buttonState) {
+          buttonState = keyState;
+
+          if (buttonState == HIGH) {
+            modifierState = !modifierState;
+            Keyboard.press(131);
+            Keyboard.press(176);
+            Keyboard.releaseAll();
+            Keyboard.press(131);
+            Keyboard.press(176);
+            Keyboard.releaseAll();
+            Keyboard.press(131);
+            Keyboard.press(176);
+            Keyboard.releaseAll();
+          } 
+        }
+      }
+      lastButtonState = keyState;
+      return modifierState;
+    }
+};