FaSTTUBe/steering-wheel
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Broadcast button presses to CAN

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This commit is contained in:
Jasper Blanckenburg
2023-04-11 21:32:14 +02:00
parent 7065cb455a
commit 30607718ac
4 changed files with 19 additions and 6 deletions
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11
Core/Src/ui.c
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@ -7,6 +7,7 @@
#include "hx8357d.h"
#include "main.h"
#include "vehicle.h"
#include <stdint.h>
void ui_thread_entry(ULONG _) {
@ -16,22 +17,24 @@ void ui_thread_entry(ULONG _) {
uint16_t button_pins[NUM_BUTTONS] = {BTN1_Pin, BTN2_Pin, BTN3_Pin,
BTN4_Pin, BTN5_Pin, BTN6_Pin};
GPIO_PinState button_states[NUM_BUTTONS] = {GPIO_PIN_RESET};
uint32_t button_change_times[NUM_BUTTONS] = {HAL_GetTick()};
uint32_t button_press_times[NUM_BUTTONS] = {HAL_GetTick()};
while (1) {
for (int i = 0; i < NUM_BUTTONS; i++) {
GPIO_PinState state = HAL_GPIO_ReadPin(button_ports[i], button_pins[i]);
if (state != button_states[i]) {
uint32_t now = HAL_GetTick();
if (state == GPIO_PIN_RESET && now - button_change_times[i]) {
// Button release event!
if (state == GPIO_PIN_SET &&
now - button_press_times[i] >= BUTTON_MIN_INTERVAL) {
// Button press event!
button_press_times[i] = now;
ButtonMessage msg = {.kind = UMK_BTN_RELEASED, .number = i};
tx_queue_send(&gui_button_queue, &msg, TX_NO_WAIT);
}
button_change_times[i] = now;
button_states[i] = state;
}
}
vehicle_broadcast_buttons(button_states);
// Release so other threads can get scheduled
tx_thread_sleep(1);
}