82 lines
2.6 KiB
Rust
82 lines
2.6 KiB
Rust
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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#![feature(async_fn_in_trait)]
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#![allow(incomplete_features)]
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use core::str;
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use cyw43_pio::PioSpi;
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_net::Stack;
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use embassy_rp::gpio::{Level, Output};
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use embassy_rp::peripherals::{DMA_CH0, PIN_23, PIN_25};
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use embassy_rp::pio::{Pio0, PioPeripheral, PioStateMachineInstance, Sm0};
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use static_cell::StaticCell;
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use {defmt_rtt as _, panic_probe as _};
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macro_rules! singleton {
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($val:expr) => {{
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type T = impl Sized;
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static STATIC_CELL: StaticCell<T> = StaticCell::new();
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STATIC_CELL.init_with(move || $val)
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}};
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}
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#[embassy_executor::task]
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async fn wifi_task(
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runner: cyw43::Runner<
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'static,
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Output<'static, PIN_23>,
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PioSpi<PIN_25, PioStateMachineInstance<Pio0, Sm0>, DMA_CH0>,
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>,
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) -> ! {
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runner.run().await
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}
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#[embassy_executor::task]
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async fn net_task(stack: &'static Stack<cyw43::NetDriver<'static>>) -> ! {
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stack.run().await
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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info!("Hello World!");
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let p = embassy_rp::init(Default::default());
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let fw = include_bytes!("../../../../firmware/43439A0.bin");
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let clm = include_bytes!("../../../../firmware/43439A0_clm.bin");
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// To make flashing faster for development, you may want to flash the firmwares independently
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// at hardcoded addresses, instead of baking them into the program with `include_bytes!`:
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// probe-rs-cli download 43439A0.bin --format bin --chip RP2040 --base-address 0x10100000
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// probe-rs-cli download 43439A0_clm.bin --format bin --chip RP2040 --base-address 0x10140000
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//let fw = unsafe { core::slice::from_raw_parts(0x10100000 as *const u8, 224190) };
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//let clm = unsafe { core::slice::from_raw_parts(0x10140000 as *const u8, 4752) };
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let pwr = Output::new(p.PIN_23, Level::Low);
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let cs = Output::new(p.PIN_25, Level::High);
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let (_, sm, _, _, _) = p.PIO0.split();
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let dma = p.DMA_CH0;
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let spi = PioSpi::new(sm, cs, p.PIN_24, p.PIN_29, dma);
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let state = singleton!(cyw43::State::new());
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let (_net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
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unwrap!(spawner.spawn(wifi_task(runner)));
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control.init(clm).await;
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control
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.set_power_management(cyw43::PowerManagementMode::PowerSave)
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.await;
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let mut scanner = control.scan().await;
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while let Some(bss) = scanner.next().await {
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if let Ok(ssid_str) = str::from_utf8(&bss.ssid) {
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info!("scanned {} == {:x}", ssid_str, bss.bssid);
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}
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}
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}
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