STM32 MCUs Products

Problem with HAL Timer Interrupt in KEIL MDK v5

Hello guys,i want to program a timer interrupt with HAL in the KEIL MDK v5 IDE. But i get a syntax error in the following line: HAL_TIM_Start_IT(&htim2); I get the following error message:error: expected parameter declaratorerror: expected ')'warnin...

STMCubeIDE places release core code for cpu2 in unreachable code?

Hi,I have used the Cube IDE to generate project code for a STM32WL55JC1 (Dual Core). I have activated FreeRTOS for the M4 core (cpu1). The generated code places the call to release the M0+ core (cpu2) after the kernel has been handled control (unreac...

Issues with UART1 on STM32F303RT8

Hi I am working on getting and processing raw serial data on a STM32F303RT8 MCU. The interrupt is firing but I am not able to properly read data from the Serial interface.Every time the ISR fires, the value of "sr" is 216 except for the first time w...

Any idea about how to use automated unit testing in stm32?

PVD IT always rising

I'm working on a STM32L072, and I tried to configure the PVD to rising an IT when the supply voltage is below 2.7V.It appears that the IT is always rise even the voltage is always above 3V. __HAL_RCC_PWR_CLK_ENABLE(); __HAL_PWR_VOLTAGESCALING_...

How to Communication with bootloader using SWD pins of MCU?

I want to write my own custom bootloader program so I want to communicate with MCU using SWD data & clk pins​ but how can I use this pins?

GPIO UART disable and enable

Hi I use UART very rarely and I would like to disable gpio:void Disable_Not_Used_Pins(void) { /* Disable UART pins*/ GPIO_InitTypeDef GPIO_InitStruct = {0}; GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3; GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; GP...