6.[stm32f429] 74hc245 테스트

1. stm32CubeMx 

2. 회로도

3. main.c

int main(void) {   /* USER CODE BEGIN 1 */   /* USER CODE END 1 */   /* MCU Configuration----------------------------------------------------------*/   /* Reset of all peripherals, Initializes the Flash interface and the Systick. */   HAL_Init();   /* USER CODE BEGIN Init */   /* USER CODE END Init */   /* Configure the system clock */   SystemClock_Config();   /* USER CODE BEGIN SysInit */   /* USER CODE END SysInit */   /* Initialize all configured peripherals */   MX_GPIO_Init();   MX_TIM1_Init();   /* USER CODE BEGIN 2 */   HAL_TIM_OC_Start(&htim1,TIM_CHANNEL_1);   /* USER CODE END 2 */   /* Infinite loop */   /* USER CODE BEGIN WHILE */   while (1)   {   /* USER CODE END WHILE */   /* USER CODE BEGIN 3 */   }   /* USER CODE END 3 */ }

4. 결과

3V->5V 로 레벨 시프트 되는 것을 볼 수 있다.