Enable the brake sensor #248

Merged
savanni merged 2 commits from bike-lights__enable_brakes into main 2024-09-16 03:58:54 +00:00
1 changed files with 24 additions and 5 deletions
Showing only changes of commit 88cf32047b - Show all commits

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@ -17,7 +17,7 @@ use rp_pico::{
entry,
hal::{
clocks::init_clocks_and_plls,
gpio::{FunctionSio, Pin, PinId, PullUp, SioInput},
gpio::{FunctionSio, Pin, PinId, PullDown, PullUp, SioInput, SioOutput},
pac::{CorePeripherals, Peripherals},
spi::{Enabled, Spi, SpiDevice, ValidSpiPinout},
watchdog::Watchdog,
@ -65,12 +65,16 @@ struct BikeUI<
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
BrakeId: PinId,
> {
spi: RefCell<Spi<Enabled, D, P, 8>>,
left_blinker_button: DebouncedButton<LeftId>,
right_blinker_button: DebouncedButton<RightId>,
previous_animation_button: DebouncedButton<PreviousId>,
next_animation_button: DebouncedButton<NextId>,
brake_sensor: Pin<BrakeId, FunctionSio<SioInput>, PullUp>,
brake_enabled: bool,
}
impl<
@ -80,7 +84,8 @@ impl<
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
> BikeUI<D, P, LeftId, RightId, PreviousId, NextId>
BrakeId: PinId,
> BikeUI<D, P, LeftId, RightId, PreviousId, NextId, BrakeId>
{
fn new(
spi: Spi<Enabled, D, P, 8>,
@ -88,6 +93,7 @@ impl<
right_blinker_button: Pin<RightId, FunctionSio<SioInput>, PullUp>,
previous_animation_button: Pin<PreviousId, FunctionSio<SioInput>, PullUp>,
next_animation_button: Pin<NextId, FunctionSio<SioInput>, PullUp>,
brake_sensor: Pin<BrakeId, FunctionSio<SioInput>, PullUp>,
) -> Self {
Self {
spi: RefCell::new(spi),
@ -95,6 +101,9 @@ impl<
right_blinker_button: DebouncedButton::new(right_blinker_button),
previous_animation_button: DebouncedButton::new(previous_animation_button),
next_animation_button: DebouncedButton::new(next_animation_button),
brake_sensor,
brake_enabled: false,
}
}
}
@ -106,10 +115,17 @@ impl<
RightId: PinId,
PreviousId: PinId,
NextId: PinId,
> UI for BikeUI<D, P, LeftId, RightId, PreviousId, NextId>
BrakeId: PinId,
> UI for BikeUI<D, P, LeftId, RightId, PreviousId, NextId, BrakeId>
{
fn check_event(&mut self, current_time: Instant) -> Option<Event> {
if self.left_blinker_button.is_low(current_time) {
if self.brake_sensor.is_high().unwrap_or(true) && !self.brake_enabled {
self.brake_enabled = true;
Some(Event::Brake)
} else if self.brake_sensor.is_low().unwrap_or(false) && self.brake_enabled {
self.brake_enabled = false;
Some(Event::BrakeRelease)
} else if self.left_blinker_button.is_low(current_time) {
self.left_blinker_button.set_debounce(current_time);
Some(Event::LeftBlinker)
} else if self.right_blinker_button.is_low(current_time) {
@ -197,6 +213,9 @@ fn main() -> ! {
let right_blinker_button = pins.gpio16.into_pull_up_input();
let previous_animation_button = pins.gpio27.into_pull_up_input();
let next_animation_button = pins.gpio26.into_pull_up_input();
let brake_sensor = pins.gpio18.into_pull_up_input();
let mut led_pin = pins.led.into_push_pull_output();
let ui = BikeUI::new(
spi,
@ -204,11 +223,11 @@ fn main() -> ! {
right_blinker_button,
previous_animation_button,
next_animation_button,
brake_sensor,
);
let mut app = App::new(Box::new(ui));
let mut led_pin = pins.led.into_push_pull_output();
led_pin.set_high();
let mut time = Instant::default();