SerialUSB.h File Reference

Serial: USB CDC serial port (TinyUSB). More...

#include "api/HardwareSerial.h"

Go to the source code of this file.

Classes
class	SerialUSBClass
	Serial port over the board's USB connection; sketches use Serial. More...

Functions
void	serialUsbInitStack ()
	Starts TinyUSB and its 1 ms background task. Called once from init().

Variables
SerialUSBClass	Serial
	USB serial port, the one the Serial Monitor uses.

Detailed Description

Serial: USB CDC serial port (TinyUSB).

The USB stack starts in init() (main.cpp), before setup(), and is serviced in the background every 1 ms, so the board always enumerates and accepts the IDE's 1200-baud "touch" (reboot to BOOTSEL for upload).