42 lines
989 B
Rust
42 lines
989 B
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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use defmt::{assert_eq, *};
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use embassy_executor::Spawner;
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use embassy_rp::dma::copy;
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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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// Check `u8` copy
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{
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let data: [u8; 2] = [0xC0, 0xDE];
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let mut buf = [0; 2];
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unsafe { copy(p.DMA_CH0, &data, &mut buf).await };
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assert_eq!(buf, data);
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}
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// Check `u16` copy
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{
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let data: [u16; 2] = [0xC0BE, 0xDEAD];
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let mut buf = [0; 2];
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unsafe { copy(p.DMA_CH1, &data, &mut buf).await };
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assert_eq!(buf, data);
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}
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// Check `u32` copy
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{
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let data: [u32; 2] = [0xC0BEDEAD, 0xDEADAAFF];
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let mut buf = [0; 2];
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unsafe { copy(p.DMA_CH2, &data, &mut buf).await };
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assert_eq!(buf, data);
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}
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info!("Test OK");
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cortex_m::asm::bkpt();
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}
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