STM32 MCUs Products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Resolved! own unique ID

Hi, I am using STM32G0B1 MCU for my project. Is it true each STM32 IC has its own unique ID. For STM32G4 product has the UID facility. Is it 96-bit ID for all the stm32 families or is it different. Which manual has to be referred for this?If yes can ...

Boot from the bootloader with nucleo h7s3l8

Hi all, I am using the NUCLEO-H7S3L8 board, and trying to boot MCU from the bootloader.Based on the reference manual, the conditions for that at the MCU reset :PRODUCT_STATE = OpenNVSTATE = OPENBOOT0 = HighI checked PRODUCT_STATE = Open at the option...

Daewoong by Associate II
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ThreadX status and future

Hi All,Not so long ago ST has selected Microsoft ThreadX as one of its its strategic technologies.In my opinion it is a very good RTOS. The problem is that it was supported by Microsoft only, no other community project integrates with it, e.g. mcuboo...

TDJ by Senior III
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  • 18 replies
  • 4 kudos

Resolved! STM32H7 UART - use FIFO and get per-character interrupt?

Hi The MCU is a STM32H735I will use the UART3 port for combined debug output and command line interfaceSo I would like to use the FIFO, it quite useful when sending debug data.The Fifo is also useful for RX, if e.g. interrupt is blocked by other inte...

Kvang by Associate III
  • 350 Views
  • 3 replies
  • 3 kudos

W25Q256 write protection

Hi!Why can i not disable the protection? I use W25Q256. I can't write and erase the flash ic.The programming was working, but suddenly an error occurred during download. Here I noticed that the bits of SR 1 went to 1 and I can't reset them.What could...

Resolved! CAN2 on NUCLEOF446RE is not working.

I am working on NUCLEO F446RE, I need to use CAN1 and CAN2 on the STM32 NUCLEO-F446RE board. I tested CAN1, which works normally for sending and receiving data, but when I tried CAN2, it didn’t work at all. I looked for solutions in https://community...

pawatJoy by Associate II
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  • 12 replies
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Resolved! STM32H7B3I-DK "_C" Pins Not Working as GPIO

I am working on the STM32H7B3I-DK and needing to use PA0_C PC2_C and PC3_C as part a button scanner, as all other pins are being used. I have PA_0 configured as an output and PC2_C and PC3_C as Inputs with pull downs. The current full 3x3 configurati...

STM32F4 RMII ETH external clock source

Posted on September 23, 2013 at 16:03Hy all, I've a question about the RMII mode at STM32F4 mikrocontrollers. I checked the datasheet and the stm3240g-eval user guide. So the eval board user guide say that at page 19:''In RMII mode the 50 MHz clock...

totti001 by Associate II
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  • 9 replies
  • 4 kudos

STM32H7S78-DK FatFs uSD FR_DISK_ERROR

Hello, I have a question to ask regarding a problem with the STM32H7S78-DK card and using FatFS for an SD card, using RTOS.I try to describe the problem in as much detail as possible.I have my own application which includes TouchGFX among other thing...

Leo99 by Associate III
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  • 2 replies
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Resolved! STM32G0B0 USB_DRD_FS Interrupt problem

hello.Using STM32G0B0CET6USB_DRD_FS---Host_Only_FS,USB_HOST---Mass Storage Host Class,FATFS---USB DiskUSB Interrupt---EnableIf you set it to the above mode and operate it, the USB is recognized only once when the power is first turned on, and the USB...

Kimjunho by Associate II
  • 2098 Views
  • 6 replies
  • 0 kudos