29 lines
701 B
Rust
29 lines
701 B
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::{assert_eq, *};
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use embassy_executor::Spawner;
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use embassy_rp::spi::{Config, Spi};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_rp::init(Default::default());
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info!("Hello World!");
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let clk = p.PIN_2;
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let mosi = p.PIN_3;
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let miso = p.PIN_4;
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let mut spi = Spi::new_blocking(p.SPI0, clk, mosi, miso, Config::default());
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let tx_buf = [1_u8, 2, 3, 4, 5, 6];
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let mut rx_buf = [0_u8; 6];
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spi.blocking_transfer(&mut rx_buf, &tx_buf).unwrap();
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assert_eq!(rx_buf, tx_buf);
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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