STM32 MCUs Products

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Forum Posts

HAL API to format the contents of a SD card

Posted on June 06, 2018 at 07:41I have a 32 gb sd card. I have interfaced it with STM32F407 Discovery board with 1 bit SDIO through Cubemx. When i use a formatted SD card i am able to write files into the card. Now, i want to format the card using s...

SPI_EEPROM_M95640R

Posted on June 01, 2018 at 05:07Hello all,I'm here using the M95640 EEPROM and communicating via SPI. It looks like I'm sending all the signals correctly from my MCU side, but the device (M95640) is not responding to Signals.Below is the WriteEnable...

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x-nucleo-plc01a1

Posted on May 23, 2018 at 16:45Hello, I am trying x-nucleo-plc01a1. but there are two jumpers (J5 and J11) on the board. I can't find any document to describe how to use them. Anybody can help?thank you.

Strange Double buffering problem in STM32F4

Posted on June 06, 2018 at 00:00I'm doing frame buffering exactly as that guy doinghttps://gist.github.com/postspectacular/61f17333c17b0206a73e4591cd5ce59bThe problem, I'm cloning flappy bird, and at the top edge of the screen, I get a background th...

Program stm32F072 from Bootloader I2C

Posted on June 05, 2018 at 20:27hello everybodys , i'm trying to program stm32f072 from stm's bootloader through i2c interface. the stm32f072 is the slave board while the another MCU is the Host/Master board.  The host Board use the Simulate i2c on ...

STM32F446 wake up from stop mode

Posted on June 05, 2018 at 18:27Hello,I'm currently testing low-power modes on my MCU and I need to know if it's possible to wake up from stop mode via peripheral interrupts (timer, I2C, USART, ADC and so on)? Reference manual says that all the PLLs...

STM32F7 QSPI Exit Memory Mapped Mode

Posted on January 26, 2017 at 16:00Hi,The QSPI peripheral in the STM32F7 is wonderful.  Nice job ST!One question:  Is there any way to exit memory mapped mode and go back to indirect RX/TX through the HAL driver?Thanks!Bobby

device descriptor request failed with STM32F207VT(100pins) custom board, same code is working fine with STM32F207ZGT(144 pins) nucleo board

Posted on June 05, 2018 at 19:57Hi there,I have generated USB CDC code from cubeMX  for STM32F207ZT (144 pins) nulcleo board and it is working fine USB device is getting listed in COM ports. Now I am flashing the same code with some minor clock chan...