STM32 MCUs Products

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Resolved! USB Issue when porting from STM32F072 to STM32L072

Hi all,I'm porting a project from a F072 (Nulceo-F072) to a custom PCB with a STM32L072.The board is going well, except when I try to use the USB (CDC mode).When I plug it into my PC, the OS can see it -         Bus 006 Device 072: ID 0483:5740 STMic...

PGump.1 by Senior III
  • 1600 Views
  • 7 replies
  • 2 kudos

STM32H7 ADC faster than expected

Hello,Using a STM32H743ZI - rev. V.I'm using ADC3 to convert 4 channels in regular conversion mode, with a 2.5Tcy sampling time, 10 bits, sync clock /2.The measured conversion time is quicker than expected so I'm suspecting something wrong...CPU cloc...

tarzan2 by Associate III
  • 1669 Views
  • 6 replies
  • 1 kudos

Clock Configuration, Timer and LED

I am still new to STM and I am trying to perform a task on timer, I have written my code to configure the clock the my desired frequency and also I have written the code to set up my timer but when I downloaded the code to my board (stm32g070rb), my ...

027iconic by Associate II
  • 1998 Views
  • 6 replies
  • 4 kudos

Resolved! STM32H7 code execution time question

Hello All,I needed a very fast vector addition routine for the H7 so I wrote it in assembly. However, I discovered that very small changes in the code caused huge differences in execution time. Both of the following functions add a 16-bit vector to a...

DWWelch by Associate III
  • 2004 Views
  • 9 replies
  • 1 kudos

Resolved! Error1 while building

I imported the project to CUBEIDE and after building , it is showing below errors.arm-none-eabi-gcc: error: unrecognized command-line option '--no-warn-execstack'arm-none-eabi-gcc: error: unrecognized command-line option '--no-warn-rwx-segments'make:...

Nico3 by Senior
  • 969 Views
  • 1 replies
  • 0 kudos

STM32 UART only working with debugger

Hi,I am working with STM32g491re custom board. With UART communication our STM32 and other MCU communicating.After flashing the firmware with debugger both boards are communicating properly but once power off & on If other board sends the data stm32 ...

W25Q cannot read ID

Hello!I have a W25Q128JVIQ connected to an STM32F446RE like the following:I am trying to use QuadSPI in Dual Mode, but I am having difficulties reading ANY data, like the Device ID (ABh). This is my code:  W25Q_STATE W25Q_ReadID(u8_t *buf) { QSPI...

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