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nrf/rng: expose all functionality as inherent methods.

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This commit is contained in:
Dario Nieuwenhuis
2022-01-13 23:10:24 +01:00
parent df00c83984
commit 6eec3d8acc
2 changed files with 61 additions and 76 deletions
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6
examples/nrf/src/bin/rng.rs
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@ -5,9 +5,7 @@
#[path = "../example_common.rs"]
mod example_common;
use defmt::unwrap;
use embassy::executor::Spawner;
use embassy::traits::rng::Rng as _;
use embassy_nrf::interrupt;
use embassy_nrf::rng::Rng;
use embassy_nrf::Peripherals;
@ -19,14 +17,14 @@ async fn main(_spawner: Spawner, p: Peripherals) {
// Async API
let mut bytes = [0; 4];
unwrap!(rng.fill_bytes(&mut bytes).await); // nRF RNG is infallible
rng.fill_bytes(&mut bytes).await;
defmt::info!("Some random bytes: {:?}", bytes);
// Sync API with `rand`
defmt::info!("A random number from 1 to 10: {:?}", rng.gen_range(1..=10));
let mut bytes = [0; 1024];
unwrap!(rng.fill_bytes(&mut bytes).await);
rng.fill_bytes(&mut bytes).await;
let zero_count: u32 = bytes.iter().fold(0, |acc, val| acc + val.count_zeros());
let one_count: u32 = bytes.iter().fold(0, |acc, val| acc + val.count_ones());
defmt::info!(