STM32 MCUs products

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STM32F7 QSPI Fast Read Quad Problems

I am here again to ask for your help I am using a STM32F767ZI Nucleo Board and connected a Winbond W25Q64JV using the QSPI interface of the MCU. Everything is working fine so far - I can read data in every mode described in the data sheet (even Fast ...

PUrsu.1 by Associate II
  • 12 replies
  • 0 kudos

Resolved! LPTIM stops working when RTC is activated

Hello,I started with configuring all 4 of the U5's LPTIMs to "Count internal clock events", sourcing all of them with LSE and using different period values for each. The autogenerated code (STM32CubeIDE v1.13.2) worked, meaning each timer toggled ind...

EC.3 by Associate III
  • 2 replies
  • 1 kudos

Special I2C slave , how solve wakeing masters

My problem is i require emulate with STM I2C chip , that requires wake adr send before comm. But normal slave code isnt handle this.Signals on bus (FYI master is other device no STM)as can see master send one adr without data and repeat, first reply ...

MM..1 by Chief II
  • 5 replies
  • 0 kudos

multichannel adc

why i am getting same values in all channels please someone helpvoid Adc_Vbat(void) { ADC_ChannelConfTypeDef sConfig = {0}; sConfig.Channel = ADC_CHANNEL_16; sConfig.Rank = 1; sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1; if (HAL_ADC_...

meena by Associate III
  • 3 replies
  • 0 kudos

Unable to program stm32h743 custom board

Hi,I used IAR to flash the stm32h743 and I get the following error. Full log is attached (IAR_ERROR_LOG.txt) I used Jlink.exe command line to check if I can make any progress.I tried erase command, but it did not succeed. I checked the lock bit (FLAS...

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Luke_abc by Associate III
  • 4 replies
  • 1 kudos

M7 with 4xRAM ICs over FMC

Hi,We have a question about a system design we would like to implement for our product.We are working with the STMF32F723 MCU and are developing our own HW. We need 216MByte of RAM for our application and would like to implement it with the functiona...

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CObri.1 by Associate III
  • 10 replies
  • 1 kudos

STM32L452 Temperature

Hi,How can we extract a correct reading of the internal temperature of the STM32L452 in degree C?We currently read a number '141' but this is clearly not the CPU temperature which should be 22-28oCWe have followed the general app note on temperature ...

H7 single-core vs. dual-core

Hi,I am considering which solution to go for in a new product. To start with, I am going for a 480 MHz STM32H7 with high-resolution timer (HRTIM) for some quick PWM regulation. The regulation feedback is supposed to come from a fast ADC, so I need to...

EThom.3 by Associate III
  • 10 replies
  • 3 kudos