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Fix sensor reading

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This commit is contained in:
FliegendeWurst 2023-10-14 11:36:21 +02:00
parent f881075c4a
commit 0266f9c465
1 changed files with 15 additions and 12 deletions
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27
src/lib.rs
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@ -9,7 +9,11 @@ use embedded_graphics::{
pixelcolor::Rgb565, pixelcolor::Rgb565,
prelude::{OriginDimensions, RgbColor, Size}, prelude::{OriginDimensions, RgbColor, Size},
}; };
use gpiocdev::line::{Bias, EdgeKind, Value}; use gpiocdev::{
line::{Bias, EdgeKind, Value},
request::Config,
Request,
};
#[cfg(feature = "pc")] #[cfg(feature = "pc")]
use image::{ImageBuffer, Rgb}; use image::{ImageBuffer, Rgb};
@ -61,7 +65,12 @@ impl OriginDimensions for FrameOutput {
} }
} }
fn read_events(timeout: std::time::Duration) -> Result<Vec<(u64, EdgeKind)>, SensorError> { fn read_events(timeout: std::time::Duration, input: Request) -> Result<Vec<(u64, EdgeKind)>, SensorError> {
let mut c = Config::default();
c.as_input();
c.with_bias(Bias::PullUp);
input.reconfigure(&c)?;
/*
let input = gpiocdev::Request::builder() let input = gpiocdev::Request::builder()
.on_chip("/dev/gpiochip0") .on_chip("/dev/gpiochip0")
.with_line(26) .with_line(26)
@ -69,8 +78,9 @@ fn read_events(timeout: std::time::Duration) -> Result<Vec<(u64, EdgeKind)>, Sen
//.with_edge_detection(EdgeDetection::BothEdges) //.with_edge_detection(EdgeDetection::BothEdges)
//.with_debounce_period(Duration::ZERO) //.with_debounce_period(Duration::ZERO)
.with_kernel_event_buffer_size(1024) .with_kernel_event_buffer_size(1024)
.with_bias(Bias::PullDown) .with_bias(Bias::PullUp)
.request()?; .request()?;
*/
let start = time::Instant::now(); let start = time::Instant::now();
let mut last_value = Value::Active; let mut last_value = Value::Active;
@ -189,16 +199,9 @@ pub fn am2302_reading() -> Result<(u16, u16), SensorError> {
sleep(Duration::from_millis(500)); sleep(Duration::from_millis(500));
set_max_priority(); set_max_priority();
out.set_value(26, Value::Inactive)?; out.set_value(26, Value::Inactive)?;
sleep(Duration::from_millis(4)); sleep(Duration::from_millis(2));
drop(out);
/*
// set low for 20 ms
out.set_value(26, Value::Inactive)?;
sleep(Duration::from_millis(3));
drop(out);
*/
let events = read_events(Duration::from_secs(1)); let events = read_events(Duration::from_secs(1), out);
println!("{:?} {:?}", events, events.as_ref().map(|x| x.len())); println!("{:?} {:?}", events, events.as_ref().map(|x| x.len()));
set_normal_priority(); set_normal_priority();
let events = events?; let events = events?;