STM32 MCUs Products

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Forum Posts

reading multiple adc channels, no dma

Posted on January 26, 2015 at 11:58 Hello List, I,m struggling with reading, without DMA, from multiple channels. Every, say, 10 msec I call: var1 = Get_ADC_Value(11); var2 = Get_ADC_Value(12); Both variables ALWAYS get ...

Sietse by Associate III
  • 2146 Views
  • 7 replies
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Memory requirements for STM32H743XI EVAL board.

Hi All,I'm trying to implement the eval board for a project seems like they have used a lot of different types of memory from HW perspective. I wanted to know what memory is being used for what purpose for this specific board so that I can change it ...

BBV by Associate II
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  • 6 replies
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Resolved! What's minimal possible jitter when using STM32 DAC with DMA?

Hi,I need to generate a special waveform via DAC on a STM32F446. DAC samples must be generated at about 240kHz but with minimal jitter. A DMA channel with timer trigger will provide the data from internal RAM or flash. What best case - minimal - jit...

MFuch by Associate
  • 1300 Views
  • 6 replies
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STM32 programming service

Hello everyone.I'd like to ask about the possibility of purchasing pre-programmed STM32 parts with our application.For now, we expect a low volume production in the mid term, but it is expected to grow around 1 year after product launch.Is it possibl...

jose_1. by Associate
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  • 6 replies
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STM32L071 VREFINT_DIV

Hello, my work mate made a design where we have to measure a low voltage in a smaller range (0-.120mV) on an Input.His assumption and hardware realization to meet the requirements based on datasheet DS10690 Rev 6. Here on page 63 you can find the ta...

Artur1 by Associate II
  • 775 Views
  • 2 replies
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Problem saving data in flash memory.

Hello, guys!I have problem saving data in STM32L0's flash memory.If I save the data twice in the same location it works fine.If I save the data once CRC check fails - data writing goes wrong?!I have attached my code.Sorry for the "magic" numbers in t...

LMehm by Associate II
  • 2833 Views
  • 10 replies
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Mipi dsi with LCD issue

Hi Everybody,I have a difficult problem. I use STM32F469I-Disco to porting new LCD on it.My LCD driver IC are ILI9806E and ST7701s. they are having the same problem.they can be lighted on, but image is not the same as my setting.Example: I use BSP_LC...

CYong by Associate II
  • 1679 Views
  • 5 replies
  • 0 kudos