Prvni ulozeni z chegewara githubu

libraries/USB/examples/FirmwareMSC/FirmwareMSC.ino

@@ -0,0 +1,80 @@
+#if ARDUINO_USB_MODE
+#warning This sketch should be used when USB is in OTG mode
+void setup(){}
+void loop(){}
+#else
+#include "USB.h"
+#include "FirmwareMSC.h"
+
+#if !ARDUINO_USB_MSC_ON_BOOT
+FirmwareMSC MSC_Update;
+#endif
+#if ARDUINO_USB_CDC_ON_BOOT
+#define HWSerial Serial0
+#define USBSerial Serial
+#else
+#define HWSerial Serial
+USBCDC USBSerial;
+#endif
+
+static void usbEventCallback(void* arg, esp_event_base_t event_base, int32_t event_id, void* event_data){
+  if(event_base == ARDUINO_USB_EVENTS){
+    arduino_usb_event_data_t * data = (arduino_usb_event_data_t*)event_data;
+    switch (event_id){
+      case ARDUINO_USB_STARTED_EVENT:
+        HWSerial.println("USB PLUGGED");
+        break;
+      case ARDUINO_USB_STOPPED_EVENT:
+        HWSerial.println("USB UNPLUGGED");
+        break;
+      case ARDUINO_USB_SUSPEND_EVENT:
+        HWSerial.printf("USB SUSPENDED: remote_wakeup_en: %u\n", data->suspend.remote_wakeup_en);
+        break;
+      case ARDUINO_USB_RESUME_EVENT:
+        HWSerial.println("USB RESUMED");
+        break;
+      
+      default:
+        break;
+    }
+  } else if(event_base == ARDUINO_FIRMWARE_MSC_EVENTS){
+    arduino_firmware_msc_event_data_t * data = (arduino_firmware_msc_event_data_t*)event_data;
+    switch (event_id){
+      case ARDUINO_FIRMWARE_MSC_START_EVENT:
+        HWSerial.println("MSC Update Start");
+        break;
+      case ARDUINO_FIRMWARE_MSC_WRITE_EVENT:
+        //HWSerial.printf("MSC Update Write %u bytes at offset %u\n", data->write.size, data->write.offset);
+        HWSerial.print(".");
+        break;
+      case ARDUINO_FIRMWARE_MSC_END_EVENT:
+        HWSerial.printf("\nMSC Update End: %u bytes\n", data->end.size);
+        break;
+      case ARDUINO_FIRMWARE_MSC_ERROR_EVENT:
+        HWSerial.printf("MSC Update ERROR! Progress: %u bytes\n", data->error.size);
+        break;
+      case ARDUINO_FIRMWARE_MSC_POWER_EVENT:
+        HWSerial.printf("MSC Update Power: power: %u, start: %u, eject: %u", data->power.power_condition, data->power.start, data->power.load_eject);
+        break;
+      
+      default:
+        break;
+    }
+  }
+}
+
+void setup() {
+  HWSerial.begin(115200);
+  HWSerial.setDebugOutput(true);
+
+  USB.onEvent(usbEventCallback);
+  MSC_Update.onEvent(usbEventCallback);
+  MSC_Update.begin();
+  USBSerial.begin();
+  USB.begin();
+}
+
+void loop() {
+  // put your main code here, to run repeatedly
+}
+#endif /* ARDUINO_USB_MODE */