STM32 MCUs Products

Code struck at Reset_Handler

I am using STM32 Nucleo lauchpad for STM32L496ZG ,, everything compile correctly but when i try to run and debug , it seem to hang at the Reset_Handler part.FYI : I am running ChibiOS on top of it.

STM32F4xx_DSP_StdPeriph_Lib_V1.4.0 哪里下载？

I have tried changing the GPIO output speed and then toggled the output and monitored it on a scope. There is a slight increase in rise time with the speed set to 50MHz, but otherwise very little difference. Why is this?

Communication problem with SPI NAND flash memory (STM32L4, QSPI)

I am trying to use an external flash memory (TC58CVG1S3HxAIx) with NUCLEO-L476RG board. I can’t get the QSPI to work. I used STM32CubeMx to configure QSPI: void MX_QUADSPI_Init(void) {   hqspi.Instance = QUADSPI; hqspi.Init.ClockPrescaler = 255; ...

STM32F413 I2C. ACK from slave is not recognized.

Hello everybody,I am having an issue when I try to establish a communication with the NFC chip M24SR64 via I2C. After I have sent the address (0xAC), the flag AF is set, indicating that the ACK of the slave was not read. However, I can see the ACK fr...

HAL_RCCEx_GetPeriphCLKFreq (RCC_PERIPHCLK_USART2) function

Hi, I'm working with the stm32f030c8 processor and I'm trying to use the MY_VAR = HAL_RCCEx_GetPeriphCLKFreq (RCC_PERIPHCLK_USART2) function;But in the stm32f0xx_hal_rcc_ex.h file there is no definition of RCC_PERIPHCLK_USART2 for the stm32f030c8 whi...

program on UART_EMUl

I am doing softuart(uart emulator) EXTERNAL INTERRUPT in that i can transfer the data and even i can Receive data also but in that i am facing one program while receiving data (if i type first char is 'A' 'B' and 'C' so on i am getting last but one c...