466 lines
13 KiB
C
466 lines
13 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2024 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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#define CYCLE_LENGTH 5000
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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enum MODES {
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ALL_PWM = 0,
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SEQUENTIAL_GLOWING = 1,
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SEQUENTIAL_SINGLE_PWM = 2,
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SEQUENTIAL_DOUBLE_PWM = 3,
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SEQUENTIAL_TRIPLE_PWM = 4,
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PAIRED_BLINKING_WITH_PAIRED_GLOWING = 5,
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PAIRED_BLINKING = 6,
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STANDBY = 7,
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};
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unsigned int current_mode = 0;
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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static void MX_GPIO_Init(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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static void paired_blinking(void) {
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HAL_GPIO_WritePin(GPIOD, 0xF000, GPIO_PIN_RESET);
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for (unsigned int j = 0; j < 2; j++) {
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for (unsigned int i = 0; i < 2; i++) {
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin | LED_YELLOW_Pin, GPIO_PIN_SET);
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HAL_Delay(90);
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin | LED_YELLOW_Pin, GPIO_PIN_RESET);
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HAL_Delay(90);
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}
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for (unsigned int i = 0; i < 2; i++) {
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HAL_GPIO_WritePin(GPIOD, LED_RED_Pin | LED_GREEN_Pin, GPIO_PIN_SET);
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HAL_Delay(90);
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HAL_GPIO_WritePin(GPIOD, LED_RED_Pin | LED_GREEN_Pin, GPIO_PIN_RESET);
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HAL_Delay(90);
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}
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}
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}
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static void paired_glowing(void) {
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for (unsigned int i = 0; i < 4; i++) {
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin | LED_GREEN_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_YELLOW_Pin | LED_RED_Pin, GPIO_PIN_RESET);
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HAL_Delay(180);
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HAL_GPIO_WritePin(GPIOD, LED_YELLOW_Pin | LED_RED_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin | LED_GREEN_Pin, GPIO_PIN_RESET);
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HAL_Delay(180);
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}
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}
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static void paired_blinking_with_paired_glowing(void) {
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paired_blinking();
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paired_glowing();
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}
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static void pwm_leds_single(uint16_t leds, unsigned int step) {
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int brightness = 0;
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while (brightness <= CYCLE_LENGTH) {
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HAL_GPIO_WritePin(GPIOD, leds, GPIO_PIN_SET);
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for (int j = 0; j < brightness; j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds, GPIO_PIN_RESET);
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for (int j = 0; j < CYCLE_LENGTH - brightness; j++) {
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asm("nop");
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}
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brightness += step;
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}
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while (brightness >= 0) {
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HAL_GPIO_WritePin(GPIOD, leds, GPIO_PIN_SET);
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for (int j = 0; j < brightness; j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds, GPIO_PIN_RESET);
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for (int j = 0; j < CYCLE_LENGTH - brightness; j++) {
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asm("nop");
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}
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brightness -= step;
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}
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}
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static void pwm_leds_chain(uint16_t leds_on, uint16_t leds_off, unsigned int step) {
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int PWM_HALF_CYCLE = (CYCLE_LENGTH >> 1);
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int on_brightness = 0;
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// leds_on 0 -> on_brightness
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// leds_off 0 -> CYCLE_LENGTH - on_brightness
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// On this stage DUTY_ON is longer for leds_off:
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while (on_brightness <= PWM_HALF_CYCLE) {
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HAL_GPIO_WritePin(GPIOD, leds_on | leds_off, GPIO_PIN_SET);
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for (int j = 0; j < on_brightness; j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds_on, GPIO_PIN_RESET);
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for (int j = on_brightness; j < (CYCLE_LENGTH - on_brightness); j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds_off, GPIO_PIN_RESET);
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for (int j = CYCLE_LENGTH - on_brightness; j < CYCLE_LENGTH; j++) {
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asm("nop");
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}
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on_brightness += step;
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}
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// clamp to half the pwm cycle duration
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on_brightness = PWM_HALF_CYCLE;
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// On this stage DUTY_ON is longer for leds_on:
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while (on_brightness >= 0) {
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HAL_GPIO_WritePin(GPIOD, leds_on | leds_off, GPIO_PIN_SET);
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for (int j = 0; j < on_brightness; j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds_off, GPIO_PIN_RESET);
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for (int j = on_brightness; j < (CYCLE_LENGTH - on_brightness); j++) {
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asm("nop");
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}
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HAL_GPIO_WritePin(GPIOD, leds_on, GPIO_PIN_RESET);
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for (int j = CYCLE_LENGTH - on_brightness; j < CYCLE_LENGTH; j++) {
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asm("nop");
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}
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on_brightness -= step;
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}
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// leave required LEDs on for better chaining effect
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HAL_GPIO_WritePin(GPIOD, leds_on, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, leds_off, GPIO_PIN_RESET);
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}
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static void update_state_counter(unsigned int* current_mode,
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unsigned int* last_mode,
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unsigned int* current_state) {
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if (*current_mode != *last_mode) {
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*last_mode = *current_mode;
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*current_state = 0;
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HAL_GPIO_WritePin(GPIOD, LED_RED_Pin | LED_GREEN_Pin | LED_BLUE_Pin | LED_YELLOW_Pin, GPIO_PIN_RESET);
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} else {
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*current_state += 1;
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*current_state &= 0x3;
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}
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}
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/* MCU Configuration--------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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unsigned int current_state = 0;
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unsigned int last_mode = current_mode;
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while (1)
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{
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switch (current_mode) {
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case ALL_PWM:
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//pwm_leds_single(LED_RED_Pin | LED_YELLOW_Pin | LED_GREEN_Pin | LED_BLUE_Pin, 20);
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pwm_leds_chain(LED_RED_Pin | LED_GREEN_Pin, LED_BLUE_Pin | LED_YELLOW_Pin, 140);
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pwm_leds_chain(LED_BLUE_Pin | LED_YELLOW_Pin, LED_RED_Pin | LED_GREEN_Pin, 140);
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break;
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case SEQUENTIAL_GLOWING:
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update_state_counter(¤t_mode, &last_mode, ¤t_state);
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switch (current_state) {
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case 0:
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_GREEN_Pin, GPIO_PIN_RESET);
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break;
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case 1:
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HAL_GPIO_WritePin(GPIOD, LED_RED_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_BLUE_Pin, GPIO_PIN_RESET);
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break;
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case 2:
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HAL_GPIO_WritePin(GPIOD, LED_YELLOW_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_RED_Pin, GPIO_PIN_RESET);
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break;
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case 3:
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HAL_GPIO_WritePin(GPIOD, LED_GREEN_Pin, GPIO_PIN_SET);
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HAL_GPIO_WritePin(GPIOD, LED_YELLOW_Pin, GPIO_PIN_RESET);
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break;
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}
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HAL_Delay(2000);
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break;
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case SEQUENTIAL_SINGLE_PWM:
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update_state_counter(¤t_mode, &last_mode, ¤t_state);
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switch (current_state) {
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case 0:
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pwm_leds_single(LED_BLUE_Pin, 10);
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break;
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case 1:
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pwm_leds_single(LED_RED_Pin, 10);
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break;
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case 2:
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pwm_leds_single(LED_YELLOW_Pin, 10);
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break;
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case 3:
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pwm_leds_single(LED_GREEN_Pin, 10);
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break;
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}
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HAL_Delay(1000);
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break;
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case SEQUENTIAL_DOUBLE_PWM:
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update_state_counter(¤t_mode, &last_mode, ¤t_state);
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switch (current_state) {
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case 0:
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pwm_leds_chain(LED_RED_Pin, LED_BLUE_Pin, 10);
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break;
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case 1:
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pwm_leds_chain(LED_YELLOW_Pin, LED_RED_Pin, 10);
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break;
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case 2:
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pwm_leds_chain(LED_GREEN_Pin, LED_YELLOW_Pin, 10);
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break;
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case 3:
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pwm_leds_chain(LED_BLUE_Pin, LED_GREEN_Pin, 10);
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break;
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}
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HAL_Delay(2000);
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break;
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case SEQUENTIAL_TRIPLE_PWM:
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update_state_counter(¤t_mode, &last_mode, ¤t_state);
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switch (current_state) {
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case 0:
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pwm_leds_chain(LED_YELLOW_Pin, LED_BLUE_Pin, 20);
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break;
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case 1:
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pwm_leds_chain(LED_GREEN_Pin, LED_RED_Pin, 20);
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break;
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case 2:
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pwm_leds_chain(LED_BLUE_Pin, LED_YELLOW_Pin, 20);
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break;
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case 3:
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pwm_leds_chain(LED_RED_Pin, LED_GREEN_Pin, 20);
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break;
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}
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break;
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case PAIRED_BLINKING_WITH_PAIRED_GLOWING:
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paired_blinking_with_paired_glowing();
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break;
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case PAIRED_BLINKING:
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paired_blinking();
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break;
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case STANDBY:
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HAL_GPIO_WritePin(GPIOD, 0xF000, 1);
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break;
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}
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/** Configure the main internal regulator output voltage
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*/
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__HAL_RCC_PWR_CLK_ENABLE();
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
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{
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Error_Handler();
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}
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}
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/**
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* @brief GPIO Initialization Function
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* @param None
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* @retval None
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*/
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static void MX_GPIO_Init(void)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* USER CODE BEGIN MX_GPIO_Init_1 */
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/* USER CODE END MX_GPIO_Init_1 */
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOD_CLK_ENABLE();
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/*Configure GPIO pin Output Level */
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HAL_GPIO_WritePin(GPIOD, LED_GREEN_Pin|LED_YELLOW_Pin|LED_RED_Pin|LED_BLUE_Pin, GPIO_PIN_RESET);
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/*Configure GPIO pin : PA0 */
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GPIO_InitStruct.Pin = GPIO_PIN_0;
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GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/*Configure GPIO pins : LED_GREEN_Pin LED_YELLOW_Pin LED_RED_Pin LED_BLUE_Pin */
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GPIO_InitStruct.Pin = LED_GREEN_Pin|LED_YELLOW_Pin|LED_RED_Pin|LED_BLUE_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
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/* EXTI interrupt init*/
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HAL_NVIC_SetPriority(EXTI0_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(EXTI0_IRQn);
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/* USER CODE BEGIN MX_GPIO_Init_2 */
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/* USER CODE END MX_GPIO_Init_2 */
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @retval None
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*/
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void Error_Handler(void)
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{
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1)
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{
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}
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/* USER CODE END Error_Handler_Debug */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif /* USE_FULL_ASSERT */
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