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We can kick start the internal timer outside of the main loop

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This commit is contained in:
huntc 2021-10-15 08:12:13 +11:00
parent 16b6c78332
commit 34e9e85819
1 changed files with 10 additions and 11 deletions
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21
embassy-nrf/src/saadc.rs
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@ -270,13 +270,16 @@ impl<'d, const N: usize> Saadc<'d, N> {
// Establish mode and sample rate // Establish mode and sample rate
match mode { match mode {
Mode::Timers(sample_rate) => r.samplerate.write(|w| { Mode::Timers(sample_rate) => {
unsafe { r.samplerate.write(|w| {
w.cc().bits(sample_rate); unsafe {
w.mode().timers(); w.cc().bits(sample_rate);
} w.mode().timers();
w }
}), w
});
r.tasks_sample.write(|w| unsafe { w.bits(1) }); // Need to kick-start the internal timer
}
Mode::Task => r.samplerate.write(|w| { Mode::Task => r.samplerate.write(|w| {
unsafe { unsafe {
w.cc().bits(0); w.cc().bits(0);
@ -334,10 +337,6 @@ impl<'d, const N: usize> Saadc<'d, N> {
r.events_started.reset(); r.events_started.reset();
r.intenset.write(|w| w.started().set()); r.intenset.write(|w| w.started().set());
if let Mode::Timers(_) = mode {
r.tasks_sample.write(|w| unsafe { w.bits(1) });
}
let next_buffer = 1 - current_buffer; let next_buffer = 1 - current_buffer;
r.result r.result
.ptr .ptr