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STM32 UART Call back function

Hi,I am using STM32F4 based microcontroller and configured it using STM32Cube IDE and free rtos. I have my uart driver interrupt for reception with call back function. HAL_UART_Receive_IT(&huart2, (uint8_t *)&Uart.RxByte, 1);and call back function HA...

Kumar B by Associate II
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STM32G030C6t6 Problem in Flash Loader (v2.8)

HiI made the processor STM32G030C6t6 , STM32G030K6t6 because it will be cheap in the future and have a lot of use for it.I use the Flash Loder Dmonstrator program for the STM32 processor program.Due to the high number of daily programs and I have my ...

Resolved! STM32L010 lpuart on PA14. AF not working???

I am trying to get the stm32L010 lpuart TX out of PA14. The datasheet says this is AF6. However, despite uart interrupts etc all working (so I assume the lpuart block is configured ok) I can get nothing on PA14. This isn't helped by the fact that PA1...

toby2 by Senior
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cant get x or y values on XPT2046 over SPI on STM32F407VE

I just got https://stm32-base.org/boards/STM32F407VET6-STM32-F4VE-V2.0 which is my first foray into embeded. I also got https://www.waveshare.com/wiki/4inch_Resistive_Touch_LCD which is TFT with XPT2046 touch. I have the LCD setup with FSMC 16-bit bu...

3blake7 by Associate II
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  • 4 replies
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How do we define the frame buffer for emWin?

I found where we define the size of the screen but I could not find where the memory is allocated for the frame buffers. Also, emWin is running on 256k of RAM but the screen is 480x800. How do we define the bpp? Is it something that is defined in t...

MCons.2 by Associate II
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Implementation advice, DMA speed on UART and SDIO writing

I have two DMA streams running on my code for passing a CAN message buffer in memory to writing onto an SD card(tx/rx). I'm planning of using UART or SPI to retrieve a GPS unix-time stamp (module), my question is what should I be concerned for in usi...

WNguy.1 by Associate II
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STM32F303 UART Idle Line Detection Problem

Hi,i try to implement a idle line detection for my uart interface. I use this tutorial here: https://controllerstech.blogspot.com/2018/05/uart-using-dma-and-idle-line-detection.htmlIt is working on a STM32F103 (running example of the tutorial). So no...

STM32F769i-DISCO I/O pins

Dear All,I have a newbie question about the DISCO board.I need 3 or 4 I2C buses, but from the documentation I can find access only to one.Is it possible to access all other I/O pins of the MCU STM32F769NI on this board?I will highly appreciate all yo...

IgorKo by Associate II
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