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display state

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This commit is contained in:
Hexa Dust
2025-07-18 20:31:23 +01:00
parent 9a0856634e
commit 3777c58129
1 changed files with 154 additions and 15 deletions
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165
src/main.rs
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@@ -43,9 +43,122 @@ fn panic(info: &core::panic::PanicInfo) -> ! {
}
enum SegmentState {
Num(u8),
Num(u8, bool),
Minus,
Dot,
Off,
}
impl SegmentState {
fn apply(&self, seg: &mut SegmentPins) {
seg.set_off();
match self {
SegmentState::Num(no, dp) => {
match no {
0 => {
seg.set_a();
seg.set_b();
seg.set_c();
seg.set_d();
seg.set_e();
seg.set_f();
}
1 => {
seg.set_b();
seg.set_c();
}
2 => {
seg.set_a();
seg.set_b();
seg.set_g();
seg.set_e();
seg.set_d();
}
3 => {
seg.set_a();
seg.set_b();
seg.set_g();
seg.set_c();
seg.set_d();
}
4 => {
seg.set_f();
seg.set_g();
seg.set_b();
seg.set_c();
}
5 => {
seg.set_a();
seg.set_f();
seg.set_g();
seg.set_c();
seg.set_d();
}
6 => {
seg.set_a();
seg.set_f();
seg.set_g();
seg.set_c();
seg.set_d();
seg.set_e();
}
7 => {
seg.set_a();
seg.set_b();
seg.set_c();
}
8 => {
seg.set_a();
seg.set_b();
seg.set_c();
seg.set_d();
seg.set_e();
seg.set_f();
seg.set_g();
}
9 => {
seg.set_a();
seg.set_b();
seg.set_c();
seg.set_d();
seg.set_f();
seg.set_g();
}
_ => panic!("Can't dispaly {}", no),
}
if *dp {
seg.set_dp()
}
}
SegmentState::Minus => seg.set_g(),
SegmentState::Off => (),
}
}
}
struct DispalyState(pub [SegmentState; 9]);
impl Default for DispalyState {
fn default() -> DispalyState {
DispalyState([
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
SegmentState::Off,
])
}
}
impl DispalyState {
fn scan(&self, dp: &mut DispalyPins, seg: &mut SegmentPins) {
dp.scan(|no| {
self.0[no].apply(seg);
})
}
}
struct SegmentPins {
@@ -96,12 +209,29 @@ impl SegmentPins {
self.kd_seg_dp.set_high();
}
fn set_a(&mut self, state: bool) {
if state {
fn set_a(&mut self) {
self.kd_seg_a.set_low();
} else {
self.kd_seg_a.set_high();
}
fn set_b(&mut self) {
self.kd_seg_b.set_low();
}
fn set_c(&mut self) {
self.kd_seg_c.set_low();
}
fn set_d(&mut self) {
self.kd_seg_d.set_low();
}
fn set_e(&mut self) {
self.kd_seg_e.set_low();
}
fn set_f(&mut self) {
self.kd_seg_f.set_low();
}
fn set_g(&mut self) {
self.kd_seg_g.set_low();
}
fn set_dp(&mut self) {
self.kd_seg_dp.set_low();
}
}
@@ -134,9 +264,9 @@ impl DispalyPins {
fn scan(&mut self, mut segment: impl FnMut(usize) -> ()) {
for (no, d) in self.0.iter_mut().enumerate() {
d.set_high();
segment(no);
arduino_hal::delay_ms(100);
d.set_high();
arduino_hal::delay_ms(1);
d.set_low();
}
}
@@ -167,7 +297,7 @@ fn main() -> ! {
pins.d12.into_output(),
);
let mut seg = SegmentPins::new(
let mut sp = SegmentPins::new(
pins.d5.into_output(),
pins.d8.into_output(),
pins.d10.into_output(),
@@ -178,11 +308,20 @@ fn main() -> ! {
pins.a4.into_output(),
);
let mut display = DispalyState::default();
display.0[0] = SegmentState::Num(0, true);
display.0[1] = SegmentState::Num(1, false);
display.0[2] = SegmentState::Num(2, false);
display.0[3] = SegmentState::Num(3, false);
display.0[4] = SegmentState::Num(4, false);
display.0[5] = SegmentState::Num(5, false);
display.0[6] = SegmentState::Num(6, false);
display.0[7] = SegmentState::Num(7, false);
display.0[8] = SegmentState::Num(8, false);
loop {
dp.scan(|no| {
seg.set_a(true);
});
arduino_hal::delay_ms(200);
display.scan(&mut dp, &mut sp);
arduino_hal::delay_ms(10);
}
// loop {