STM32 MCUs Products

How to user STM32 HAL CAN driver?

regarding storage of values in last two bytes in an array

Hello Folks,I have connected my STML011G4U7 with ISO7816. In my code I am parsing ATR which is an 8 byte array and sending it. Here I need to measure the voltage from ADC which would be (3.3 V) and store it in the last two bytes of an array. How will...

Using external ram as heap space

Hello,I am working on a project with an STM32H753 Microcontroller and I have an external SDRAM 32 mbyte connected to the MCU via FMC. I want to use the SDRAM as default heap space. This because I want cJSON library use this memory space for dynamic a...

looking for help with a pwm

I have this code that bring a line up for 5us and down for 20. I want to invert it. I thought the first part of the code was a time base loop and the second was also a timer base loop. but one setting effects the other. If I use htim4.Init.Period = 2...

hardware buttons to move in a screen and let me choose a picture as sub menu.

Hi,I want to make a menu with 6 images and 3 hardware buttons which can move within the pictures to select a picture for example the first image is selected a new screen appears, that is fine but my problem is how can I move within the pictures by ph...

Not Blinking Ld3 anymore

I use STM32GO1291. when I was debugging I got an error (its picture attached in below ) also my LD3 is not blinking anymore. is microcontroller damaged or there is some other things wrong? why it isn't blinking anymore when I plug!

Configuring mems microphone and DFSDM on STM32F769I-eval

I'm having some trouble configurating the DFSDM for reading a mems microphone input on STM32F769I-eval. i've followed the instructions on the application note AN5027 and also the tutorial GETTING STARTED WITH ANALOG. In both cases, the input buffer i...