STM32F030R8 pinout questions
The Rev 4 data sheet for the STM32F030R8 lists the pins for SPI1 on both pins 20-23 and 50,55-77. I2C1 on 58-59 and 61-62, andUART1 on 42-43 and 58-59Which is correct, or are they selectable via registers?
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STM32F407 Timer->DMA->GPIO
HelloI'm trying to use DMA to directly write on GPIO port, and I've attached the code snippet I'm using to do so.But, I'm getting this exception which is stopping the DMA and fails writing data.Any thoughts?Regards.GPIO Init:__HAL_RCC_GPIOD_CLK_ENABL...
What to configure after stopmode wakeup?
Posted on May 16, 2018 at 12:58Hi fellows, I have a issue when i exit the stopmode on my stm32h7.I notice that my power consumption goes down from 34mA to 5mA when i put my MCU in StopMode. But after the wake up from the StopMode i read 19mA. This i...
Resolved! Get back SWD interface [resolved]
Hi,I use SWD interface to configure my STM32 board.It all worked out, but I changed #define and moved to a part of the program that disabled the sw interface.Now my STLINK/V2 can not connect to the device.Do you have an idea to erase the chip or rest...
Stm32f030c8 Flash write protection error
Posted on March 16, 2015 at 10:58 Hi, I'm wrtiting a bootloader for updating an embedded product. Bootloader sequence seems correct now and I want to protect from writing the bootloader flash addresses. Using the snippets of code f...
Stm32F4 internal temperature reading with stm32F4 peripheral library V1.4.4
Posted on October 03, 2016 at 11:36Hi,I want to read the internal temperature of STM32F429II. I am using stm32F4 peripheral library V1.4.4. Below is my code,// Initstatic HAL_StatusTypeDef ADCx_Init(void){ hAdc.Instance = ADC1; if (HAL_ADC_DeInit(...
STM32F411 SPI RXNE bit is automatically clear
I'm very first to embedded programming, i have written a application using SPI protocol to communicate with 2 STM32F411 broads. And I got trouble in slave code, when the data from the master are sent to slave, then slave RXNE bit is set and go to SPI...
Resolved! HAL_NVIC_SystemReset() gets stuck, same with IWDG.
Hi. When I call HAL_NVIC_SystemReset(); or NVIC_SystemReset(); the system just freezes up instead of restarting. I figured forget about it and moved on to try out the watchdog, well the same thing happens. Watchdog is enabled and working fine, then I...
STM32CubeMX SD CARD Code Bug
Posted on January 31, 2018 at 12:48Hello,A while I used stm32cubemx for generating a code for SD card connection to my stm32f4 with SDIO and FATFS middleware and it worked fine but after the recent cube update the similar code does not works for sd ...
