STM32 MCUs Products

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Resolved! Setting up HSE on NUCLEO-H743ZI2 Development Board

Hello, I want to use the HSE of the NUCLEO-H743ZI2 development board. I tried to set it up according to the instructions in the user manual using MCO from STLINK-V3E.Here's my setup:However, when I checked STLinkUpgrade, I found that the HSE is set t...

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HMsDobby2 by Associate III
  • 1538 Views
  • 5 replies
  • 8 kudos

STM32H7B3I-DK UART and WIFI connection

Hello everyone!I'm working on a project where I want to transmit some data to the cloud using the STM32H7B3I-DK board. However, I've encountered difficulties in establishing serial communication with this board. I've tried enabling SPI communication ...

User1340 by Associate II
  • 1746 Views
  • 3 replies
  • 0 kudos

Resolved! STM32 Muxed FMC reference schematic

Hi,I'm working on a hardware design using the STM32F765VIH and I am trying to connect a MT28EW128ABA1HPC-0SIT NOR Flash and IS66WVH16M8DBLL-100B1LI PSRAM to the FMC in muxed mode. I'm struggling to understand how the muxed connection should be made a...

gosal by Associate III
  • 1960 Views
  • 5 replies
  • 0 kudos

ADC with DMA and 3 Channels

i'm trying to get a 3 channel dma up and running on my u5, but unfortunately i keep getting the error handler at line 122 that the a/d can't start via dma. do i need to do something additional here or not? i've already clicked through some posts and ...

Multiple channels used for TIM1

Hello,My final goal is to output two pulses from two separate pins, but not at the same time. My intention is to use TIM1 for my STM32F401RE board, as this is the only timer that allows me to set the repetition counter for the 'One Pulse Mode'. This ...

Kalle by Associate
  • 566 Views
  • 1 replies
  • 0 kudos

Resolved! How to get free memory on USB drive with FatFs?

Hello,I would like to get free memory on USB drive (64GB, FAT32) with FatFs library. Here is part of my code:  DWORD fre_clust, fre_sect; uint64_t free_memory; res_file = f_mount(&fs, "0:", 1); res_file = f_getfree("0:", &fre_clust, &fs); fre_sect =...

Ondrej1 by Associate II
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  • 1 replies
  • 0 kudos

Resolved! [STM32L476RG] Jump to Bootloader from Software.

Posted on April 19, 2017 at 09:27 Hello, I want to use DFU for update my program on the STM32L476RG. I use a personnal board. When I put BOOT0 to VCC, the Bootloader start and we can change the firmware but my system is on battery and I have n...

Handling UART receive

I'm looking into creating a splashscreen and handling the uart responses. How can I wait for the input without consistently sending the response messaging. I'm unsure how to handle responses from the uart receive line.  enum splashscreen_response_typ...

mm.51 by Associate II
  • 675 Views
  • 2 replies
  • 0 kudos

Resolved! STM32CubeProgrammer Error: No STM32 target found!

I have a STM32F405RGT6 on a custom PCB and are using a ST-Link/V2 ISOL in my computer. A USB-Mini is conencted to the ST-Link and from the ST-Link I use RESET, SWCLK, SWIO and GND to my STM32. I have tried connecting to the ST-Link with the STM32Cube...

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