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MatrixSenpai 2025-05-22 11:04:30 -05:00
parent 9baf5fc5eb
commit 7eaea84fb7
1 changed files with 6 additions and 3 deletions
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9
embassy-rp/src/pio_programs/ws2812.rs
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@ -52,12 +52,12 @@ impl<'a, PIO: Instance> PioWs2812Program<'a, PIO> {
/// Pio backed RGB ws2812 driver
/// Const N is the number of ws2812 leds attached to this pin
pub struct RgbPioWs2812<'d, P: Instance, const S: usize, const N: usize> {
pub struct PioWs2812<'d, P: Instance, const S: usize, const N: usize> {
dma: Peri<'d, AnyChannel>,
sm: StateMachine<'d, P, S>,
}
impl<'d, P: Instance, const S: usize, const N: usize> RgbPioWs2812<'d, P, S, N> {
impl<'d, P: Instance, const S: usize, const N: usize> PioWs2812<'d, P, S, N> {
/// Configure a pio state machine to use the loaded ws2812 program.
pub fn new(
pio: &mut Common<'d, P>,
@ -164,7 +164,10 @@ impl<'d, P: Instance, const S: usize, const N: usize> RgbwPioWs2812<'d, P, S, N>
// Precompute the word bytes from the colors
let mut words = [0u32; N];
for i in 0..N {
let word = (u32::from(colors[i].g) << 24) | (u32::from(colors[i].r) << 16) | (u32::from(colors[i].b) << 8) | u32::from(colors[i].a.0);
let word = (u32::from(colors[i].g) << 24)
| (u32::from(colors[i].r) << 16)
| (u32::from(colors[i].b) << 8)
| u32::from(colors[i].a.0);
words[i] = word;
}