STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32Cubemx 4.4.0 generation bug

Posted on October 22, 2014 at 18:29Hello everybody! Where can I download a previous version of the stm32cubemx? A newest version has generation bug, the generated c files not working. The initalization paramater sets in the structures but the init f...

totti001 by Associate II
  • 1373 Views
  • 9 replies
  • 0 kudos

STM32F429 with WVGA LCD

Posted on June 19, 2014 at 09:57I'm looking to drive an 800x480 LCD using an STM32F429 and the STemWin graphics library, due to the other peripherals needed from the chip, the SDRAM will most likely be limited to 16-bit. Could this be a serious perf...

sam2 by Associate
  • 493 Views
  • 2 replies
  • 0 kudos

Using TIM1 for SPI CLK

Posted on November 05, 2014 at 20:30I need to have 2xSPI synchronized and also synchronized with some timers.Unusual use of TIM1. (STM32F401VC, discovery board)I use TIM1 in repeat and one pulse mode to generate 8 CLK for 1 byte of SPII have a worki...

0690X00000604iRQAQ.png
stegu by Associate
  • 705 Views
  • 2 replies
  • 0 kudos

STM Studio and elf file from GNU ARM eabi 4.8

Posted on November 01, 2014 at 12:03Hi all, I have issue with importing variables in to STM Studio 3.3. Import shows me only few variables (usually only uint8_t type), rest variables of different types (uint16_t, uint32_t ..) are not in list. Elf fi...

FPU comsums seeable extra power?

Posted on November 05, 2014 at 12:11Hi  everyone! I have a project where necessary to use FPU to proccess my AD data. If I enable the FPU in the uVision Keil, then I can see an extra noise on my power line and I get wrong values, but when I disable ...

Attila by Associate II
  • 1588 Views
  • 6 replies
  • 0 kudos

underclocking STM32F030

Posted on November 04, 2014 at 13:17I have problem when underclocking STM32F030. When I setup to RCC->CFGR2   higher value than RCC_CFGR2_PREDIV1_DIV4 (for example DIV5 - DIV16) then PLL is never ready ( RCC_CR_PLLRDY ) With value <= RCC_CFGR2_PRE...

How to know which timer triggered the callback

Posted on November 05, 2014 at 12:14 How can I check what timer triggered the callback: void HAL_TIM_IC_CaptureCallback(TIM_HandleTypeDef *htim) { } I investigated the htim structure, but did not find anything that can be used to...

Displaying Bitmaps with STemWIN

Posted on October 08, 2014 at 00:01Hey,Im having a problem getting bitmaps to draw with the following functions:IMAGE_SetBMP()GUI_BMP_Draw()GUI_DrawBitmap()When drawing with any of these functions I see either the top-left most pixel or a vertical r...

craig23 by Associate
  • 606 Views
  • 1 replies
  • 0 kudos

STemWIN with OS

Posted on February 12, 2014 at 12:10 Hello everybody. I used STemWIN library with no OS, it works great. I try the RTOS example, but I found a strange bugs. Witout OS the bargraph and anti-analyzed text is working, but with OS not. In th...

totti001 by Associate II
  • 333 Views
  • 1 replies
  • 0 kudos