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! STM32L562 hard fault in SPI_WaitFifoStateUntilTimeout

I am using MX25 NOR flash memory 256Mbit (https://www.mxic.com.tw/en-us/products/NOR-Flash/Serial-NOR-Flash/Pages/spec.aspx?p=MX25L25645G&m=Serial%20NOR%20Flash&n=PM2075#Technical-Documents) and I am mounting a littleFS file system on it. The memory ...

Lyap94 by Associate III
  • 911 Views
  • 7 replies
  • 4 kudos

Resolved! STM32G0B and USB Custom HID

Hello guys!I'm using USB custom HID on STM32G0B for an application alike the mouse demo on "STM32G0C1E-EV" HAL package. But instead a button sending the Report, a PC software sends a 64 bytes Report to get another 64 bytes as answer.In fact, this sam...

Peaga by Senior
  • 685 Views
  • 2 replies
  • 0 kudos

Resolved! TIM1 in Encoder Mode but TIM1->CNT does not change

Hi, I'm interested in using Timer 1 on my STM32F439ZI to decode the quadrature signal from an encoder but TIM1->CNT doesn't appear to change. I'm not sure what is missing, the TIM1 config looks like: static void MX_TIM1_Init(void) { /* USER CODE BE...

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debug by Associate III
  • 577 Views
  • 1 replies
  • 1 kudos

Resolved! Incorrect CRC value from software and harware SPI CRC

Hi, In my application, I'm using SPI (SPI1, a full feature set instance) with CRC enabled, on STM32H563ZI, with the configuration as:I have a CRC implemented based on CCIT standard, which I call 'software CRC'I see different CRC values for the same b...

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WCarey by Associate III
  • 937 Views
  • 7 replies
  • 0 kudos

Timer runtime config issue

Hi guys,I have a simple timer config, which I want to change based on some conditions. I set GPIO high and when OPM timer INT happens, GPIO is set low. Default timer setup 50ms, which is changed to 500ms  in the while() loop.Problem: the first pulse ...

Lex by Associate III
  • 955 Views
  • 7 replies
  • 0 kudos

Resolved! flash write versus erase cycles

Hi,when I write 8byte block sequentially 256 times in 2kB page and then erase and start over what is the total number of writes I can do?Datasheet describes 10000 write/erase cycles, but I do not erase after every write.If the damage is cause by eras...

PR.10 by Associate III
  • 703 Views
  • 3 replies
  • 2 kudos

Resolved! Suddenly stopped working

I've connected an STM32F103RBT6 Nucleo-64 to my computer and it worked fine for sometime, and then suddenly it lost connection. What is weird is that with the same cable, another identical board can connect without any issues. Does anyone have soluti...

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Kenno by Associate II
  • 569 Views
  • 4 replies
  • 0 kudos

Resolved! STM32C011 unbale to configure nRST pin as GPIO

Hi everyone,Recently started working on STM32C011J4M3 micro. I'm trying to set PF2-NRST pin as a GPIO. but when I configure it from cube MX as GPIO PIN always reamins in High state that is a 3.28v and i'm unable to toggle the pin or perform any other...