Posted on July 25, 2017 at 16:25I use chip STM32L073RzTx and STM32F103C8 , compiler and IDE True Studio, HAL base coding, develop board stm32nucleo I want using printf() in UART Communication  I used TDR register UART Communication good working but ...

Posted on July 25, 2017 at 03:34I am studying STM32 but when I was studid Atmega 128 , used a open gcc compiler that was register based programingbut, STM32 is HAL Based Funtion programingso, I don't really know looking for Datasheet and referencegu...

Posted on July 23, 2017 at 13:02I use STM32F103C3void EXTI9_5_IRQHandler(void){  /* USER CODE BEGIN EXTI9_5_IRQn 0 */ while(1){  HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_10);  HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_11);  HAL_Delay(1000); }  /* USER CODE END E...