STM32 MCUs Products

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STM32H755 I2C RXNE not always set in Master Receive

Hi there,We use the I2C peripheral of the STM32H755ZI MCU. We operate the I2C in master mode and normally everything works perfectly.However, sometimes the SCL line is kept low for bit longer during an I2C read operation, using the HAL function "HAL_...

PAHA_0-1699620666580.png PAHA_1-1699621335935.png
PAHA by Associate II
  • 1836 Views
  • 0 replies
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Microcontroller debug unit on STM32H753

Hello, I'm having an issue to use the Microcontroller debug unit (DBGMCU) on STM32H753. I have got IWDG set up and working as expected and would like to have the IWDG frozen during debugging. I have set the DBG_IIWDG1 (bit 18) of register DBGMCU_APB4...

seb536 by Associate
  • 1800 Views
  • 1 replies
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for an inverter PWM -ADC -feedback -synching

What is the best meathd to of feedback method In sineinverter (like commercial) ?is it good by a forumal appling instead using look up rable .It saves the memoryIf i use look up tableconst unsigned char sin_table[416]={0, 16, 32, 47, 62, 77, 91, 103,...

Resolved! RTC wakeup interrupts

I'm looking for an example code with STM32G071 device using RTC interrupt to wakeup device from sleep mode based on HAL libraries. Thank you

RCase by Associate II
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  • 3 replies
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W5500 library for a STM32F103C8

Hello.I am working on a project where I nees to communicate 2 STM32F103C8 that are on the same LAN using a W5500 module. Has anybody done something similar? What is the best way to do it? Although, there is a library for this porpuse? I am trying to...

SGatt.1 by Associate II
  • 9006 Views
  • 8 replies
  • 1 kudos

STM32F103 VS MKI194V1(LSM6DSR)

Hi,I'm currently using the STM32F103 SPI to read the MKI194V1, but I've noticed that the ID I'm reading is always 0x4A. Could you please help me check if there's an issue, or provide any sample code?I also take a photo of the MKI194V1. The marking on...

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Incorrect address of TIM1 in STM32NUCLEOF302R8

Recently while using the TIM1 feature in NUCLEOF302R8(DOCUMENT NUMBER:DS9896), I've found that the address was wrong in the datasheet but the address of TIM1 in SFR is correct when I tried the address in SFR's It worked.   I'll list the findings that...

SFR TIM1.png TIM1 addr_pages-to-jpg-0001.png