Posted on November 24, 2017 at 20:52I was using I2C connection between two STM32F030, but decided to try SMBus, because of I2C issues with analog filter, when lines stay high/low. I'm trying to send 1 byte and have issues with slave: master sends ad...

Posted on February 28, 2017 at 12:35Im using STM32F103C8T6 and have issues with RTC and VBAT. Project generated in CubeMX 4.19.0 for Keil, I commented date and time setup in MX_RTC_Init() and time restores fine after reset/power off, but date become...

Posted on February 04, 2016 at 18:24How to use DMA with SPI? Im trying to send image from SDRAM via SPI to LCD on STM32F429i-disco board: void LCD_ILI9341_SendImageFrame(uint8_t* data) {     ILI9341_WRX_SET;     ILI9341_CS_RESET;     HAL_SPI_Transmi...

Posted on February 03, 2016 at 17:46Im trying to get image via DCMI, everything works fine, except DCMI frame received interrupt. When im receiving 320x240 rgb565 image, HAL_DCMI_FrameEventCallback is never triggering, so I redefined dma callback wi...

Posted on December 30, 2015 at 17:40Hello, I have ov7720 camera connected via DCMI to 429-disco board, it works, but when im trying to use SDRAM some issues occurs. DCMI and I2C (to configure camera) stop work after initialisation of ram (BSP_SDRAM_...