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mark expected exercise solution

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Mirabellensaft 2023-02-17 13:13:43 +01:00
parent 028a850596
commit 3f56cd66d8
1 changed files with 21 additions and 4 deletions
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21
down-the-stack/dk_template/src/lib.rs
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@ -43,8 +43,10 @@ pub mod usbd;
pub struct Board {
/// LEDs
pub leds: Leds,
// --- Exercise --- 🔽
/// Buttons
pub buttons: Buttons,
// --- Exercise --- 🔼
/// Timer
pub timer: Timer,
@ -56,8 +58,10 @@ pub struct Board {
pub power: POWER,
/// USB control endpoint 0
pub ep0in: Ep0In,
// --- Exercise --- 🔽
/// uarte interface
pub uarte: Uarte,
// --- Exercise --- 🔼
}
/// All LEDs on the board
@ -129,7 +133,7 @@ impl Led {
}
}
}
// --- Exercise --- 🔽
/// All buttons on the board
pub struct Buttons {
/// BUTTON1: pin P0.11, green LED
@ -153,11 +157,14 @@ impl Button {
self.inner.is_low() == Ok(true)
}
}
// --- Exercise --- 🔼
/// A timer for creating blocking delays
pub struct Timer {
inner: hal::Timer<hal::pac::TIMER0, OneShot>,
}
impl Timer {
/// Blocks program execution for at least the specified `duration`
pub fn wait(&mut self, duration: Duration) {
@ -275,16 +282,20 @@ pub fn init() -> Result<Board, ()> {
let led_2 = pins.p0_14.degrade().into_push_pull_output(Level::High);
let led_3 = pins.p0_15.degrade().into_push_pull_output(Level::High);
let led_4 = pins.p0_16.degrade().into_push_pull_output(Level::High);
// --- Exercise --- 🔽
// Buttons
let b_1 = pins.p0_11.degrade().into_pullup_input();
let b_2 = pins.p0_12.degrade().into_pullup_input();
let b_3 = pins.p0_24.degrade().into_pullup_input();
let b_4 = pins.p0_25.degrade().into_pullup_input();
// --- Exercise --- 🔼
defmt::debug!("I/O pins have been configured for digital output");
let timer = hal::Timer::new(periph.TIMER0);
// --- Exercise --- 🔽
// Uarte
let pins = hal::uarte::Pins {
rxd: pins.p0_08.degrade().into_floating_input(),
@ -295,6 +306,7 @@ pub fn init() -> Result<Board, ()> {
let uarte = hal::uarte::Uarte::new(periph.UARTE0, pins, Parity::INCLUDED, Baudrate::BAUD115200);
// --- Exercise --- 🔼
// Radio
let radio = {
@ -315,19 +327,24 @@ pub fn init() -> Result<Board, ()> {
led_3: Led { inner: led_3 },
led_4: Led { inner: led_4 },
},
// --- Exercise --- 🔽
buttons: Buttons {
b_1: Button { inner: b_1},
b_2: Button { inner: b_2},
b_3: Button { inner: b_3},
b_4: Button { inner: b_4},
},
// --- Exercise --- 🔼
radio,
timer: Timer { inner: timer },
usbd: periph.USBD,
power: periph.POWER,
ep0in: unsafe { Ep0In::new(&mut EP0IN_BUF) },
// --- Exercise --- 🔽
uarte: Uarte { inner: uarte },
// --- Exercise --- 🔼
})
} else {
Err(())