STM32 MCUs Products

I2C Problems

Posted on October 11, 2015 at 15:24 Hello, I tried to test the I2C interface on a STM32: #include <stdio.h> #include <stdlib.h> #include ''diag/Trace.h'' #include ''stm32f4xx_hal.h'' #include ''stdint.h'' int main( int argc,...

UART_DMA Delay ?

Posted on October 26, 2015 at 20:20Hi,I have connected two MCU's through UART.I want to send a string from MCU 1 to MCU 2.once the MCU 1 sent the string it need to wait for some time to receive the reply from MCU 2.If MCU 1 did not get any reply fr...

Searching working example USB-Host with usb drive

Posted on October 08, 2015 at 10:48Hello, I failed to get an application with USB-Host and FatFS working with CubeMX. Does anyone has an example project? FatFS always reports fr_disk_error. I founds some posts with similar problems in some boards bu...

Can I use a pin as gpio input and counter input at the same time ?

Posted on October 26, 2015 at 17:08If i use a pin as counter input, can I read its value in gpio input register ? #timer

Removing useless variables turns a unworking code to a working code.

Posted on October 26, 2015 at 14:30 Hi Some days ago I tried to add a PWM function in my project, As it was unsuccessfull, I built a working standalone pwm project that I tried to integrate to the real life project. I did not succeed...

Merge SDIO with FATFS

Posted on October 21, 2015 at 13:33Hi,I have created a sdio and i would like to know how to merge the FATFS file system with the SDIO. I have seen some examples but i am not understanding how the they give a link between file system module and SDIO...

SDRAM STM32F429 FMC SDRAM DELAY

Posted on May 10, 2015 at 22:47The original post was too long to process during our migration. Please click on the attachment to read the original post.

Use USB CDC with DMA?

Posted on October 23, 2015 at 17:49Is there a way to use the USB stack of the F4Disco with DMA? I'd like to transfer some 100 bytes and then trigger an interrupt... At the moment I'm using UART with a USB-UART bridge for that.

RTC_OUT lost when calling HAL_RTCEx_EnableBypassShadow for HAL || RTC_BypassShadowCmd in StdLib

Posted on October 22, 2015 at 15:03 Hi, I'm working with STM32F0 RTC using LSE. All work perfectly till I need to map the RTC_CALIB to RTC_OUT. I succeed to get my 1Hz in RTC_OUT pin, but after a moment I lose the signal. wi...

Can't get Multiple ADCs working on STM32F303VCT6

Posted on April 01, 2015 at 22:11Hi, I am using the STM32F303VCT6 chip on the STM32F3Discovery Kit. I want to use 37 of the 39 available ADC inputs for a data logger project. I have successfully got ADC1 working with DMA1_Channel1 and ADC2 working ...

STM32 MCUs Products

Forum Posts

I2C Problems

UART_DMA Delay ?

Searching working example USB-Host with usb drive

Can I use a pin as gpio input and counter input at the same time ?

Removing useless variables turns a unworking code to a working code.

Merge SDIO with FATFS

SDRAM STM32F429 FMC SDRAM DELAY

Use USB CDC with DMA?

RTC_OUT lost when calling HAL_RTCEx_EnableBypassShadow for HAL || RTC_BypassShadowCmd in StdLib

Can't get Multiple ADCs working on STM32F303VCT6

Which Nucleo Board replaces NUCLEO-H743ZI (STM32H7...

Comparator Bug Report on STM32G0

Confusion of temperature calibration points used i...

Nucleo-H7S3L8 no longer connects

Stm32f429 disco integration with finger print sens...

STM32WB5MM CPU2 bootup issue if image of CPU1 is r...