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Resolved! Low Power Run mode (LPR) frequency and power consumption

I have a few questions about how the LPR works.First off, the RM says "Low-power run mode: This mode is achieved when the system clock frequency isreduced below 2 MHz."1. What is meant by system clock here? SYSCLK or core clock (HCLK)? As far as I ca...

AYash.1 by Associate II
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  • 3 replies
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Resolved! I2C master remain in timeout status.

Hi, I have a problem with I2C communication between two MCU.The MCU that acts as I2C master in its main loop calls the HAL_I2C_Master_Receive function at an interval of approximately 1 second and reads the status of the MCU that acts as I2C slave.Eve...

FMass.1 by Associate III
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  • 2 replies
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Resolved! STM32H750 ADC with DMA does not convert small values

Hello,I use the STM32H750VBT6, I have a problem when I use the ADC's DMA with 16-bit resolution (but not only).The input analog signal varies from 0 to 3v, but the minimum converted value is 20000 (out of 65000). It's as if the ADC isn't using the en...

PMach.2 by Associate II
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  • 2 replies
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problem in the implementation of USBOTG

I am currently working on a project that involves integrating USB functionality for data transfer and data logging on an STM32F407VG micro-controller. Specifically, I want to log data files on an SD card and enable the user to download these logged f...