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actually debounce button presses

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This commit is contained in:
Joey Castillo 2021-08-03 11:53:57 -04:00
parent 9302f182c6
commit 6cb7e38be2
1 changed files with 9 additions and 3 deletions
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12
Sensor Watch Starter Project/app.c
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@ -22,6 +22,7 @@ typedef struct ApplicationState {
ApplicationMode mode; ApplicationMode mode;
LightColor color; LightColor color;
uint8_t wake_count; uint8_t wake_count;
bool debounce_wait;
} ApplicationState; } ApplicationState;
ApplicationState applicationState; ApplicationState applicationState;
@ -90,6 +91,7 @@ void app_setup() {
* a press on one of the buttons). * a press on one of the buttons).
*/ */
void app_prepare_for_sleep() { void app_prepare_for_sleep() {
applicationState.debounce_wait = false;
} }
/** /**
@ -107,6 +109,9 @@ void app_wake_from_sleep() {
bool app_loop() { bool app_loop() {
// set the LED to a color // set the LED to a color
switch (applicationState.color) { switch (applicationState.color) {
case COLOR_OFF:
watch_set_led_off();
break;
case COLOR_RED: case COLOR_RED:
watch_set_led_red(); watch_set_led_red();
break; break;
@ -116,9 +121,6 @@ bool app_loop() {
case COLOR_YELLOW: case COLOR_YELLOW:
watch_set_led_yellow(); watch_set_led_yellow();
break; break;
default:
applicationState.color = COLOR_OFF;
watch_set_led_off();
} }
// Display the number of times we've woken up (modulo 32 to fit in 2 digits at top right) // Display the number of times we've woken up (modulo 32 to fit in 2 digits at top right)
@ -147,10 +149,14 @@ bool app_loop() {
// Implementations for our callback functions. Replace these with whatever functionality // Implementations for our callback functions. Replace these with whatever functionality
// your app requires. // your app requires.
void cb_light_pressed() { void cb_light_pressed() {
if (applicationState.debounce_wait) return;
applicationState.debounce_wait = true;
applicationState.color = (applicationState.color + 1) % 4; applicationState.color = (applicationState.color + 1) % 4;
} }
void cb_mode_pressed() { void cb_mode_pressed() {
if (applicationState.debounce_wait) return;
applicationState.debounce_wait = true;
applicationState.mode = (applicationState.mode + 1) % 2; applicationState.mode = (applicationState.mode + 1) % 2;
} }