Upload the firmware (Very very WIP)

Firmware/firmware-v1.ino

@@ -0,0 +1,77 @@
+/*
+ * DuckyMIDI Controller - v1.0
+ * 17-key duck-themed MIDI drumpad
+ */
+
+#include <Adafruit_TinyUSB.h>
+#include <MIDI.h>
+
+Adafruit_USBD_MIDI usb_midi;
+MIDI_CREATE_INSTANCE(Adafruit_USBD_MIDI, usb_midi, MIDI);
+
+const byte PAD_PINS[17] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16};
+
+const byte MIDI_NOTES[17] = {
+  36,
+  38,
+  42,
+  46,
+  48,
+  50,
+  45,
+  47,
+  49,
+  51,
+  52,
+  53,
+  54,
+  55,
+  56,
+  57,
+  58
+};
+
+byte velocity = 100;
+byte midiChannel = 10;
+
+bool padStates[17] = {false};
+bool lastPadStates[17] = {false};
+unsigned long lastDebounceTime[17] = {0};
+const unsigned long DEBOUNCE_DELAY = 10;
+
+void setup() {
+  usb_midi.setStringDescriptor("DuckyMIDI");
+  MIDI.begin(MIDI_CHANNEL_OMNI);
+
+  for (int i = 0; i < 17; i++) {
+    pinMode(PAD_PINS[i], INPUT_PULLUP);
+  }
+}
+
+void loop() {
+  unsigned long now = millis();
+
+  for (int i = 0; i < 17; i++) {
+    bool reading = (digitalRead(PAD_PINS[i]) == LOW);
+
+    if (reading != lastPadStates[i]) {
+      lastDebounceTime[i] = now;
+    }
+
+    if ((now - lastDebounceTime[i]) > DEBOUNCE_DELAY) {
+      if (reading != padStates[i]) {
+        padStates[i] = reading;
+
+        if (padStates[i]) {
+          MIDI.sendNoteOn(MIDI_NOTES[i], velocity, midiChannel);
+        } else {
+          MIDI.sendNoteOff(MIDI_NOTES[i], 0, midiChannel);
+        }
+      }
+    }
+
+    lastPadStates[i] = reading;
+  }
+
+  MIDI.read();
+}