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Improve gpout example, clk_gpout_freq

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This commit is contained in:
Caleb Jamison
2023-05-09 12:10:24 -04:00
parent c1eaad41f3
commit 5015c845c5
3 changed files with 26 additions and 10 deletions
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3
examples/rp/Cargo.toml
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@ -48,3 +48,6 @@ pio = "0.2.1"
[profile.release]
debug = true
[patch.crates-io]
rp-pac = {git = "https://github.com/CBJamo/rp-pac.git"}

25
examples/rp/src/bin/gpout.rs
View File

@ -5,17 +5,30 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_rp::{clocks, pac};
use embassy_time::{Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p = embassy_rp::init(Default::default());
//let mut led = Output::new(p.PIN_25, Level::Low);
let gpout0 = clocks::Gpout0::new(p.PIN_21);
gpout0.set_src(pac::clocks::vals::ClkGpout0ctrlAuxsrc::CLK_SYS);
gpout0.set_div(1000, 0);
gpout0.enable();
let gpout3 = clocks::Gpout::new(p.PIN_25);
gpout3.set_div(1000, 0);
gpout3.enable();
info!("Pin 21 should be toggling at {} hz", clocks::clk_gpout0_freq());
loop {
gpout3.set_src(pac::clocks::vals::ClkGpoutCtrlAuxsrc::CLK_SYS);
info!(
"Pin 25 is now outputing CLK_SYS/1000, should be toggling at {}",
clocks::clk_gpout_freq(&gpout3)
);
Timer::after(Duration::from_secs(2)).await;
gpout3.set_src(pac::clocks::vals::ClkGpoutCtrlAuxsrc::CLK_REF);
info!(
"Pin 25 is now outputing CLK_REF/1000, should be toggling at {}",
clocks::clk_gpout_freq(&gpout3)
);
Timer::after(Duration::from_secs(2)).await;
}
}