diff --git a/examples/rp/src/bin/button.rs b/examples/rp/src/bin/button.rs index c5422c61..edfb09cd 100644 --- a/examples/rp/src/bin/button.rs +++ b/examples/rp/src/bin/button.rs @@ -9,9 +9,12 @@ use {defmt_rtt as _, panic_probe as _}; #[embassy_executor::main] async fn main(_spawner: Spawner) { let p = embassy_rp::init(Default::default()); - let button = Input::new(p.PIN_28, Pull::Up); let mut led = Output::new(p.PIN_25, Level::Low); + // Use PIN_28, Pin34 on J0 for RP Pico, as a input. + // You need to ad your own button. + let button = Input::new(p.PIN_28, Pull::Up); + loop { if button.is_high() { led.set_high(); diff --git a/examples/rp/src/bin/wifi_blinky.rs b/examples/rp/src/bin/wifi_blinky.rs new file mode 100644 index 00000000..f567e7c5 --- /dev/null +++ b/examples/rp/src/bin/wifi_blinky.rs @@ -0,0 +1,59 @@ +#![no_std] +#![no_main] +#![feature(type_alias_impl_trait)] + +use cyw43_pio::PioSpi; +use defmt::*; +use embassy_executor::Spawner; +use embassy_rp::gpio::{Level, Output}; +use embassy_rp::peripherals::{DMA_CH0, PIN_23, PIN_25, PIO0}; +use embassy_rp::pio::Pio; +use embassy_time::{Duration, Timer}; +use static_cell::make_static; +use {defmt_rtt as _, panic_probe as _}; + +#[embassy_executor::task] +async fn wifi_task( + runner: cyw43::Runner<'static, Output<'static, PIN_23>, PioSpi<'static, PIN_25, PIO0, 0, DMA_CH0>>, +) -> ! { + runner.run().await +} + +#[embassy_executor::main] +async fn main(spawner: Spawner) { + let p = embassy_rp::init(Default::default()); + let fw = include_bytes!("../../../../cyw43-firmware/43439A0.bin"); + let clm = include_bytes!("../../../../cyw43-firmware/43439A0_clm.bin"); + + // To make flashing faster for development, you may want to flash the firmwares independently + // at hardcoded addresses, instead of baking them into the program with `include_bytes!`: + // probe-rs-cli download 43439A0.bin --format bin --chip RP2040 --base-address 0x10100000 + // probe-rs-cli download 43439A0_clm.bin --format bin --chip RP2040 --base-address 0x10140000 + //let fw = unsafe { core::slice::from_raw_parts(0x10100000 as *const u8, 224190) }; + //let clm = unsafe { core::slice::from_raw_parts(0x10140000 as *const u8, 4752) }; + + let pwr = Output::new(p.PIN_23, Level::Low); + let cs = Output::new(p.PIN_25, Level::High); + let mut pio = Pio::new(p.PIO0); + let spi = PioSpi::new(&mut pio.common, pio.sm0, pio.irq0, cs, p.PIN_24, p.PIN_29, p.DMA_CH0); + + let state = make_static!(cyw43::State::new()); + let (_net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await; + unwrap!(spawner.spawn(wifi_task(runner))); + + control.init(clm).await; + control + .set_power_management(cyw43::PowerManagementMode::PowerSave) + .await; + + let delay = Duration::from_secs(1); + loop { + info!("led on!"); + control.gpio_set(0, true).await; + Timer::after(delay).await; + + info!("led off!"); + control.gpio_set(0, false).await; + Timer::after(delay).await; + } +}