Initial commit: Phase 1 skeleton

2026-06-23 08:55:42 +00:00
commit db4b63c755
8 changed files with 488 additions and 0 deletions
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+// midi/midi_transport.h
+#pragma once
+
+#include <cstdint>
+#include <freertos/FreeRTOS.h>
+#include <freertos/queue.h>
+
+struct MidiEvent {
+    enum Type {
+        NOTE_ON,
+        NOTE_OFF,
+        CONTROL_CHANGE,
+        PROGRAM_CHANGE,
+        PITCH_BEND,
+        AFTERTOUCH_POLY,
+        AFTERTOUCH_CHAN,
+        SYSEX
+    } type;
+    
+    uint8_t channel;      // MIDI channel (1-16)
+    uint8_t data1;         // Note number or CC number
+    uint8_t data2;         // Velocity or CC value
+    uint32_t timestamp;   // Event timestamp
+};
+
+class UsbMidiTransport {
+public:
+    UsbMidiTransport();
+    ~UsbMidiTransport();
+    
+    bool begin();
+    void task();
+    
+    // Event queue for communication with controller task
+    QueueHandle_t get_event_queue() const { return event_queue; }
+    
+    // Diagnostic logging
+    void log_incoming(const char* source, const MidiEvent& event);
+    
+private:
+    QueueHandle_t event_queue;
+    bool initialized;
+};
+
+// Forward declaration for USB callback
+void usb_midi_callback(const uint8_t* event, uint32_t size);