STM32 MCUs Products

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Resolved! The question of setting clock multipliers and dividers

Dear All,I've been using MCU/DSP-related products for over 10+ years, but I've always had some confusion about clock multipliers and dividers. I'd like to ask for everyone's opinion on this topic.As shown as below figure (it's the clock configuration...

yang2_1-1729753463622.png yang2_2-1729753525624.png yang2_3-1729754189481.png
yang2 by Associate III
  • 427 Views
  • 2 replies
  • 7 kudos

clarification on flash banks

I'm working on a STM32G473RCT6 CPU with 256K Flash in dualbank mode.looking for information on addressing the 2 banks of flash in CPUs with less than 512K I came across this post which clarifies the issue:https://community.st.com/t5/stm32-mcus-produc...

Resolved! Minimum external clock requirement for STM32G474CET3

Hi I am using below controller in one of our designSTM32G474CET3 i would like to know minimum external clock frequency on which my microcontroller works. Also my requirement includes 1 SPI, 1 I2C and 4 ADC input sensing. I would need very minimum ext...

sag_0-1729494067687.png
sag by Associate III
  • 993 Views
  • 11 replies
  • 4 kudos

Resolved! invalidate D-Cache in stm32h745i-disco

hello everyone, I am having a problem with my stm32H745I board testing code for the RTC,RCC and power supply it seems that it stopped working. At first it wouldn't let me upload code until with stmprogrammer I connected by holding reset. Now I can up...

STM32H743 IWDG Standby

Hi,I have been banging my head for a while now and decided to reach out for help. I am trying to get the IWDG to freeze during Standby. Based off the reference manual I have toggled the IWDG_FZ_SDBY bit to 0. In STM32CubeProgrammer it is set to 0 so ...

Resolved! Timer Configuration for stm32h753

If I want to the timer to run for 10s, having the system clock running at 240Hz. What value should I choose for the prescaler and counter period settings. I want to know the process to calculate the above values?