STM32 MCUs Products

What is exact conditional assembly branch instruction duration for ARM Cortex-M4?

I'm trying to determine exact duration in clock cycles for simple delay loop below :loop: subs r2, r2, 1   bne loop I'm using directives :.thumb.syntax unifiedRefManual says : 1 + P P The number of cycles required for a pipeli...

Can you manually create a .elf using the StLink or STM32Cube Programmer tools?

In Atmel Studio we can use the Device Programming tool to select the .hex and .eep files, select the config bit settings and write protection bits, and then save the setup to a .elf. We'd like to do the same with a STM32F103 project, but cannot see ...

I defined an array and I assigned some hex elements but, if I watch at the array, these value appear in dec not in hex. Why? I need to store hex, how can I do?

Touchgfx : wil the keyboard example be supported with 4bpp and lower resolution?

Hello, Everything is in the title, my screen has 4bit per pixel and the keyboard example supports a minimum of 8bits color depth. Also the minimum resolution is 480x272 while my screen is smaller (320x240).Thank you for your answerAugustin

HRTIM up down mode. PWM randomly switches polarity

Hi folks,I'm facing a strange issue with my PWM which changes polarity every once in a while and I think the issue is due to the way I'm generating a PWM while using up and down counter mode. I have two identical configured but independent HRTIM coun...

multiple interrupt hard fault

Hello,I'm using an stm32f411ce in an application that includes an external interrupt, a uart DMA TF interrupt and a systick interrupt. with the external interrupt in the highest priority and the systick in the lowest respectively. The code runs for a...

In STM32F103, CAN data was not sent. Help Me

I received CAN data successfully but when I send CAN data, there was some error shown. My Code is,https://drive.google.com/file/d/1g67-LwlqfaCf8QpeAptYLtTEByo_R9nr/view?usp=sharing

Hi.I want to swap pages in touch gfx with a pushbutton. I know how to for example toggle a LED on-screen but need to change the screen. how can I do that? I am new in touch gfx so I would appreciate your help.

ps: I need to know it steps by step because of my limited knowledge.