STM32 MCUs products

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Resolved! Generating Timer Interrupt between 1BPM to 999BPM

Is there a way to use timers to trigger an interrupt at between 1.00BPM and 999.00BPM, with a 2 decimal resolution?   I'm currently using an STM32F373 with 8Mhz clock for my timers, and set the Timer Prescaller to 8000-1, and set the ARR register to ...

LMorr.3 by Senior
  • 4 replies
  • 2 kudos

Resolved! Kit/boards recommendation for handheld game console

Hi,I have for dream to be able to create a handheld game console like the PSP when I was younger. It's for this main reason I study electronics.I wonder if there is a kit that help me to understand and learn about the concept of it or something not t...

KarlY by Associate II
  • 8 replies
  • 2 kudos

Dividing Timer

I need advice on setting up a 'primary timer/clock' to toggle a an output pin for 20ms, at a user set frequency of anywhere from 16Millihertz to 16.65Hz ( approx ) with 16 bit resolution. ( user sets value from 0 to 10000 )The primary timer/clock mus...

LMorr.3 by Senior
  • 4 replies
  • 0 kudos

Web UI on STM32

HeyI want to make a product with WEB UI . My goal is product that will connect to my internal network and I want to be able open a browser on my computer and write the IP of the product, I will connect to its web page and I can control it.I would app...

TOsso.1 by Associate II
  • 4 replies
  • 1 kudos

The MCU requires NRST to be toggled after power on

Hi all, I have a problem with a new version of an existing PCB using the STM32F334C8T6 microcontroller.Known working code is loaded onto the new PCB, power is applied and the MCU starts up the clock and then seems to sit idle. If the NRST pin is then...

PXL_20230922_103355658.jpg PXL_20230927_100625674.jpg
RobertK by Associate II
  • 18 replies
  • 2 kudos

Resolved! How to make standby mode pin stay low

I am using stm32f302r8t6 microcontroller. In standby mode, the pins on port A are high, which should not be the case for the card I designed. For the stm32f302r8t6 microcontroller, I should keep one pin on port A low in standby mode.

YBAYR.1 by Associate III
  • 4 replies
  • 2 kudos

I2C & SPI not working together (STM32F303K8)

Hi, I am trying to simply output information from an I2C device (DS1307 real time clock) to an SPI screen (ST7789) I have tested the code & libraries for the separate devices and they work but as soon as I try adding any SPI commands to the main.c th...

Linkpad by Associate II
  • 5 replies
  • 2 kudos