STM32 MCUs Products

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Resolved! Audio Visual STM32F429 Project

Posted on September 09, 2017 at 01:57Hi - I'm new to the STM development boards.  I've done A LOT with a TI TM4C123G (Tiva LaunchPad - ARM Cortex-M4F) which appears to be similar to the STM32F429 that I recently acquired.I've just now (with not much...

Resolved! I2C between STM32F411 (MASTER) and STM32F103 (SLAVE)

Posted on August 13, 2017 at 02:27Greets All,I am trying to set up I2C communications between a nucleo STM32F411RE board (as master) and a STM32F103C8T6 Blue Pill board (as slave). I am using cubeMX and Keil. I also want to use DMA. I want to set th...

Delete non-empty directory chan's FatFs

Posted on February 23, 2017 at 10:47Hello,I wanted to delete the directories created using f_mkdir(). I have created some files inside directories. I could delete the individual files inside directories but unable to delete the entire directory.My a...

Niks by Associate II
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Disabling Uart4 interrupt causes lockup

Posted on August 27, 2017 at 00:02Hello Forum,I have a function that I call to read data from Uart4. As there are a number of critical times that I need Uart4 interrupt disabled, I enable the interrupt on entry to the function and disable it after p...

stenasc by Senior
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STM32F407 SPI RXNE flag bit clears automatically

Posted on September 10, 2017 at 19:11Hi all, I am using STM32F407 Discovery board and trying to initialize and retrieve the data from the on-board accelerometer. I have properly initialized the PA5, PA6 & PA7 as SCLK, MISO & MOSI pins respectively. ...

Resolved! Stm32f103 MCO output

Posted on September 10, 2017 at 18:00 I try to configure my MCO ouput on my STM32f103, only with STD periph lib. here is my code: void OutputMCO() { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);...

paul sauv by Associate III
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STM32F4 SDIO DMA FIFO Error

Posted on December 16, 2013 at 19:54 Hi, I'm quite new to microcontroller programming, and I'm currently rolling my own library using STM32F4's SDIO peripheral. I'm currently having problems when I write data to a card using the DMA. My ...

MPU6050(I2C) not working

Posted on September 08, 2017 at 15:38Hello All,I am using STM32F100 MCU for MPU6050 sensor interfacing.I am using I2C.when i generate code , i get itvoid HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c){GPIO_InitTypeDef GPIO_InitStruct; if(hi2c->Instance==I...