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use peripheral;
pub static LEDS: [Led; 8] = [Led { i: 9 },
Led { i: 10 },
Led { i: 11 },
Led { i: 12 },
Led { i: 13 },
Led { i: 14 },
Led { i: 15 },
Led { i: 8 }];
pub struct Led {
i: u8,
}
impl Led {
pub fn off(&self) {
let bsrr = &peripheral::gpioe().bsrr;
match self.i {
8 => bsrr.write(|w| w.br8(true)),
9 => bsrr.write(|w| w.br9(true)),
10 => bsrr.write(|w| w.br10(true)),
11 => bsrr.write(|w| w.br11(true)),
12 => bsrr.write(|w| w.br12(true)),
13 => bsrr.write(|w| w.br13(true)),
14 => bsrr.write(|w| w.br14(true)),
15 => bsrr.write(|w| w.br15(true)),
_ => {}
}
}
pub fn on(&self) {
let bsrr = &peripheral::gpioe().bsrr;
match self.i {
8 => bsrr.write(|w| w.bs8(true)),
9 => bsrr.write(|w| w.bs9(true)),
10 => bsrr.write(|w| w.bs10(true)),
11 => bsrr.write(|w| w.bs11(true)),
12 => bsrr.write(|w| w.bs12(true)),
13 => bsrr.write(|w| w.bs13(true)),
14 => bsrr.write(|w| w.bs14(true)),
15 => bsrr.write(|w| w.bs15(true)),
_ => {}
}
}
}
pub unsafe fn init() {
let gpioe = peripheral::gpioe_mut();
let rcc = peripheral::rcc_mut();
rcc.ahbenr.modify(|_, w| w.iopeen(true));
gpioe.moder.modify(|_, w| {
w.moder8(0b01)
.moder9(0b01)
.moder10(0b01)
.moder11(0b01)
.moder12(0b01)
.moder13(0b01)
.moder14(0b01)
.moder15(0b01)
});
}
pub enum Direction {
North,
NorthEast,
East,
SouthEast,
South,
SouthWest,
West,
NorthWest,
}
impl Direction {
pub fn on(&self) {
match *self {
Direction::North => LEDS[0].on(),
Direction::NorthEast => LEDS[1].on(),
Direction::East => LEDS[2].on(),
Direction::SouthEast => LEDS[3].on(),
Direction::South => LEDS[4].on(),
Direction::SouthWest => LEDS[5].on(),
Direction::West => LEDS[6].on(),
Direction::NorthWest => LEDS[7].on(),
}
}
}
pub fn all_off() {
for led in LEDS.iter() {
led.off();
}
}