Disable led display after 10 seconds to save energy
Going to sleep and waking on an interrupt generated by the button would save even more energy, but it our current chip unfortunately has problems waking up reliably.
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@ -48,6 +48,7 @@ void setup() {
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}
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enum class State : uint8_t {
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Sleep,
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Idle,
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Menu,
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Counting,
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@ -64,6 +65,12 @@ void loop() {
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auto event = button.event(debounce.event(buttonPressed));
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switch(state) {
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case State::Sleep:
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if(buttonPressed) {
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digitalWrite(DISPLAY_ENABLE, 0);
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state = State::Idle;
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timeout = millis();
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}
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case State::Idle:
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if(event == ButtonEvent::Press) {
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state = State::Slowing;
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@ -72,6 +79,9 @@ void loop() {
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timeout = millis();
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} else if(event == ButtonEvent::DoublePress) {
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state = State::Menu;
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} else if((uint16_t) millis() - timeout >= 10000) {
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digitalWrite(DISPLAY_ENABLE, 1);
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state = State::Sleep;
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}
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break;
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case State::Menu:
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@ -79,6 +89,7 @@ void loop() {
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display.setDash();
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display.write();
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state = State::Idle;
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timeout = millis();
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break;
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case State::Counting:
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if(event == ButtonEvent::LongPress) {
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@ -95,6 +106,7 @@ void loop() {
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case State::Slowing:
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slowdown();
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state = State::Idle;
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timeout = millis();
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break;
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}
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}
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