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Merge #435

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435: Optimises the buffer passing for nRF SAADC r=huntc a=huntc

The buffer will always have been filled and we never explicitly stop the task outside of this code. Thus, we can assume the number of bytes in the slice.

Co-authored-by: huntc <huntchr@gmail.com>
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bors[bot] 2021-10-18 01:31:45 +00:00 committed by GitHub
commit b22c472af3
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1 changed files with 1 additions and 3 deletions
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embassy-nrf/src/saadc.rs
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@ -320,9 +320,7 @@ impl<'d, const N: usize> Saadc<'d, N> {
r.events_end.reset(); r.events_end.reset();
r.intenset.write(|w| w.end().set()); r.intenset.write(|w| w.end().set());
if sampler(&bufs[current_buffer][0..r.result.amount.read().bits() as usize / N]) if sampler(&bufs[current_buffer]) == SamplerState::Sampled {
== SamplerState::Sampled
{
let next_buffer = 1 - current_buffer; let next_buffer = 1 - current_buffer;
current_buffer = next_buffer; current_buffer = next_buffer;
r.tasks_start.write(|w| unsafe { w.bits(1) }); r.tasks_start.write(|w| unsafe { w.bits(1) });