//! This example shows how to use USB (Universal Serial Bus) in the RP2040 chip. //! //! This creates the possibility to send log::info/warn/error/debug! to USB serial port. #![no_std] #![no_main] #![feature(type_alias_impl_trait)] use embassy_executor::Spawner; use embassy_rp::bind_interrupts; use embassy_rp::peripherals::USB; use embassy_rp::usb::{Driver, InterruptHandler}; use embassy_time::Timer; use {defmt_rtt as _, panic_probe as _}; bind_interrupts!(struct Irqs { USBCTRL_IRQ => InterruptHandler; }); #[embassy_executor::task] async fn logger_task(driver: Driver<'static, USB>) { embassy_usb_logger::run!(1024, log::LevelFilter::Info, driver); } #[embassy_executor::main] async fn main(spawner: Spawner) { let p = embassy_rp::init(Default::default()); let driver = Driver::new(p.USB, Irqs); spawner.spawn(logger_task(driver)).unwrap(); let mut counter = 0; loop { counter += 1; log::info!("Tick {}", counter); Timer::after_secs(1).await; } }