STM32 MCUs Products

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The STM32H725/735 HAL function IS_TIM_MASTER_INSTANCE() is missing a check for TIM12, which is a valid master (has MMS bits in CR2).

For example, here is the function definition for the STM32H725:/****** TIM Instances : master mode available (TIMx_CR2.MMS available )********/#define IS_TIM_MASTER_INSTANCE(INSTANCE) (((INSTANCE) == TIM1) || \                      ((INSTANCE) == TIM...

Getting PEC error from Smbus .

Hi Team,I am using Smart battery in my product. While reading the battery voltage or current I'm getting the PEC error in smbus line, but the received PEC value is correct. In smbus line three devices were connected, Host(mcu (stm32h7)), Master(Batte...

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Vel by Associate III
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Multiple ADC sample with different frequency interference?

Hi,everyone.I'm use NUCLEO-L496ZG platform.ADC1 sample at a frequency of 5M,ADC3 sample at a frequency of 12.8K(PWM trigger).when only run ADC3,ADC3's waveform is normal.when ADC1 and ADC3 run at the same time,ADC3's waveform has a lot of interferenc...

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pxueh.1 by Associate II
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  • 4 replies
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Resolved! How to apply SPI between ESP8266 and STM32f07 with FreeRTOS ?

Recently, I've been worked with the esp8266 and stmf407 discovery board.I used stm32f407 (master), and connect to esp8266 (slave) via SPIHowever, the package I got always missed 1 package. To be more specific, I've tried to send some uint8_t dummy da...

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CLi H.1 by Associate II
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  • 2 replies
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Dac output of stm32h7 at startup

Hi,I have a problem When I use Dac output of stm32h7 . Dac output go high (3.3v) for 200ms and then it go to adjusted value. Why?How can I prevent this event?

JMan.1 by Associate
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  • 2 replies
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DMA Buffer Index with Multi-Channel ADC

Hello, I am using the STM32F303K8 on the Nucleo-F303K8 to measure multiple ADC channels and update a control loop based on the values. I have set up ADC1 using the DMA in circular mode to read channels IN1, IN2, and IN4. I have a buffer set up in whi...

SBayl.1 by Associate
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  • 1 replies
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Resolved! Problem with first project Nucleo-144 STM32H745

I'm sttarting with STM32. I've bought Nucleo STM32H745ZI-Q and I'm trying to bling a LED (or any other GPIO). I've downloaded CubeIDE, CubeMX is included in it. I'm tring to Toggle GPIO pin, i've tried few tutorials on yt with no luck. ST-Link is up ...

KBile.1 by Associate II
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  • 1 replies
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