Better MUX probe: 5 rounds, CLK before/after DI reads, single LED test

2026-06-23 14:01:51 +00:00
parent 5de4de4f1a
commit 0db36a0129
2 changed files with 51 additions and 27 deletions
@@ -23,13 +23,21 @@ bool UsbMidiTransport::begin() {
    }

    initialized = true;
-    Serial.println("[MIDI] USB MIDI ready");
+    Serial.println("[MIDI] USB MIDI ready - enumerating...");
    return true;
 }

 void UsbMidiTransport::update() {
    if (!initialized) return;

+    static uint32_t last_status = 0;
+    uint32_t now = millis();
+    if (now - last_status > 5000) {
+        last_status = now;
+        Serial.printf("[MIDI] USB mounted: %s\n",
+                      TinyUSBDevice.mounted() ? "YES" : "NO");
+    }
+
    while (usb_midi.available()) {
        uint8_t packet[4];
        if (usb_midi.readPacket(packet)) {