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Merge pull request #220 from folkertdev/match-on-mode

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match on SPI mode
This commit is contained in:
Dario Nieuwenhuis 2021-06-03 12:05:22 +02:00 committed by GitHub
commit 31feed53d5
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1 changed files with 22 additions and 17 deletions
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39
embassy-nrf/src/spim.rs
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@ -100,24 +100,29 @@ impl<'d, T: Instance> Spim<'d, T> {
// Configure mode.
let mode = config.mode;
r.config.write(|w| {
// Can't match on `mode` due to embedded-hal, see https://github.com/rust-embedded/embedded-hal/pull/126
if mode == MODE_0 {
w.order().msb_first();
w.cpol().active_high();
w.cpha().leading();
} else if mode == MODE_1 {
w.order().msb_first();
w.cpol().active_high();
w.cpha().trailing();
} else if mode == MODE_2 {
w.order().msb_first();
w.cpol().active_low();
w.cpha().leading();
} else {
w.order().msb_first();
w.cpol().active_low();
w.cpha().trailing();
match mode {
MODE_0 => {
w.order().msb_first();
w.cpol().active_high();
w.cpha().leading();
}
MODE_1 => {
w.order().msb_first();
w.cpol().active_high();
w.cpha().trailing();
}
MODE_2 => {
w.order().msb_first();
w.cpol().active_low();
w.cpha().leading();
}
MODE_3 => {
w.order().msb_first();
w.cpol().active_low();
w.cpha().trailing();
}
}
w
});