stm32/tests: add spi
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46
tests/stm32/src/bin/spi.rs
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46
tests/stm32/src/bin/spi.rs
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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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#[path = "../example_common.rs"]
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mod example_common;
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use defmt::assert_eq;
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use embassy::executor::Spawner;
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use embassy_stm32::dma::NoDma;
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use embassy_stm32::spi::{self, Spi};
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use embassy_stm32::time::Hertz;
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use embassy_stm32::Peripherals;
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use embedded_hal::blocking::spi::Transfer;
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use example_common::*;
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#[embassy::main(config = "config()")]
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async fn main(_spawner: Spawner, p: Peripherals) {
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info!("Hello World!");
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#[cfg(not(feature = "stm32h755zi"))]
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let (sck, mosi, miso) = (p.PA5, p.PA7, p.PA6);
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#[cfg(feature = "stm32h755zi")]
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let (sck, mosi, miso) = (p.PA5, p.PB5, p.PA6);
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let mut spi = Spi::new(
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p.SPI1,
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sck, // Arduino D13
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mosi, // Arduino D11
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miso, // Arduino D12
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NoDma,
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NoDma,
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Hertz(1_000_000),
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spi::Config::default(),
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);
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let data: [u8; 9] = [0x00, 0xFF, 0xAA, 0x55, 0xC0, 0xFF, 0xEE, 0xC0, 0xDE];
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// Arduino pins D11 and D12 (MOSI-MISO) are connected together with a 1K resistor.
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// so we should get the data we sent back.
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let mut buf = data;
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spi.transfer(&mut buf).unwrap();
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assert_eq!(buf, data);
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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