STM32 MCUs Products

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Resolved! stm32f303re wrong adc value reading

I am using stm32f303re nucleo board, I apply a voltage of 3.3 volts directly to the adc2_in2 analog pin of the stm32f303 microcontroller. My adc resolution rate is 12 bits and the value I read is around 3975. this causes me to get wrong results, why ...

TB5BYO by Associate II
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  • 5 replies
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I am working with an STM32F429 in a project and I am seeing random BusFaults, captured against erroneous execution of ldr r4, [r2, #12]. This is one example.

I am working with an STM32F429 in a project and I am seeing random BusFaults in random code locations, very infrequently but obviously problematic. I traced one earlier to this instruction ldr r4, [r2, #12].You'll see from the screen capture attached...

JSimp.2 by Associate II
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  • 4 replies
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Resolved! STM32F407 Discovery Board USART2 Read String

Hi I am using STM32F407 discovery board. Trying to receive string with USART2 interrupt in this video.Here is my usart2 receive and interrupt codes:uint8_t receiveUart(void) { uint8_t rxData = 0;   // IF THERE IS DATA IN THE RECEIVE DATA REGISTER...

kyouma001 by Associate II
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  • 4 replies
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Resolved! How to force stop PWM pins in complementary.

Hello,I am working on STM32G474. I want to operate PWM using GPIO. Below code works find for me. but the issue is that after triggering PWM to stop (only output will be stopped and counter remains working), the PWM of timer 1 takes almost 1.2 seconds...

Nsg1987 by Senior
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  • 3 replies
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Resolved! STM32G0B0 FLASH memory, page numbers, reference manual error?

I work on STM32G0B0. This picture is correct from reference manual?For BANK1 appears to be correct, but for BANK2, numbering starts from 256 to 383 which I guess id wrong. Shall be 128...255.Asking because also FLAHSH->CR, PNB appears to be wrong too...

_legacyfs_online_stmicro_images_0693W00000bjiN7QAI.png _legacyfs_online_stmicro_images_0693W00000bjiNWQAY.png
yo3hcv by Associate II
  • 4681 Views
  • 6 replies
  • 2 kudos

Resolved! HSI16 frequency user trimming (STM32G0)

The datasheet states two things about HSI16:Accuracy in the full temperature range: -2/+1.5%HSI16 frequency user trimming step: +0.3% - positive steps, -3.8% and -6% - three negative steps.The questions are:With the mentioned calibration step values ...

_legacyfs_online_stmicro_images_0693W00000bk0ONQAY.png
AYash.1 by Associate II
  • 1865 Views
  • 4 replies
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