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Expose a lot of NeopixelLights innards (and add the red led to that) to facilitate debugging

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Tangent 128 2019-10-27 00:58:35 -04:00
parent 724a621bc1
commit b67339abe0
1 changed files with 8 additions and 6 deletions
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14
itsybitsy_m0_lights/src/lib.rs
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@ -12,7 +12,7 @@ use atsamd21g18a::{
Peripherals Peripherals
}; };
use core::u8; use core::u8;
use embedded_hal::digital::v2::OutputPin; pub use embedded_hal::digital::v2::OutputPin;
use hal::{ use hal::{
clock::GenericClockController, clock::GenericClockController,
}; };
@ -21,7 +21,7 @@ use lights::{
Lights Lights
}; };
pub fn boot() -> NeopixelLights<impl OutputPin, impl OutputPin> { pub fn boot() -> NeopixelLights<impl OutputPin<Error = ()>, impl OutputPin<Error = ()>, impl OutputPin<Error = ()>> {
let mut peripherals = Peripherals::take().unwrap(); let mut peripherals = Peripherals::take().unwrap();
let _clock = GenericClockController::with_internal_32kosc( let _clock = GenericClockController::with_internal_32kosc(
peripherals.GCLK, peripherals.GCLK,
@ -35,6 +35,7 @@ pub fn boot() -> NeopixelLights<impl OutputPin, impl OutputPin> {
NeopixelLights { NeopixelLights {
out: pins.d7.into_push_pull_output(&mut pins.port), out: pins.d7.into_push_pull_output(&mut pins.port),
high_out: pins.d5.into_push_pull_output(&mut pins.port), high_out: pins.d5.into_push_pull_output(&mut pins.port),
red_led: pins.d13.into_open_drain_output(&mut pins.port),
} }
} }
@ -46,9 +47,10 @@ const ZERO_LOW_CYCLES: u32 = 29; // about 580ns
const ONE_LOW_CYCLES: u32 = 11; // about 220ns const ONE_LOW_CYCLES: u32 = 11; // about 220ns
const LATCH_CYCLES: u32 = 15000; // about 300us const LATCH_CYCLES: u32 = 15000; // about 300us
pub struct NeopixelLights<T: OutputPin, U: OutputPin> { pub struct NeopixelLights<T: OutputPin, U: OutputPin, V: OutputPin> {
out: T, pub out: T,
high_out: U pub high_out: U,
pub red_led: V
} }
impl<T: OutputPin, U: OutputPin> NeopixelLights<T, U> { impl<T: OutputPin, U: OutputPin> NeopixelLights<T, U> {
@ -63,7 +65,7 @@ impl<T: OutputPin, U: OutputPin> NeopixelLights<T, U> {
} }
#[inline] #[inline]
fn byte(&mut self, byte: u8) { pub fn byte(&mut self, byte: u8) {
self.write(byte & 0x80 != 0); self.write(byte & 0x80 != 0);
self.write(byte & 0x40 != 0); self.write(byte & 0x40 != 0);
self.write(byte & 0x20 != 0); self.write(byte & 0x20 != 0);