STM32 MCUs Products

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How to load uclinux on STM32F407VET6 controller?

Posted on June 27, 2018 at 13:26Hi,      I have on own board which is having STM32F407VET6 controller.Now I want to add uclinux on my micro controller. Is there any tutorial is available to beginners for load the uclinux on my controller? what are a...

5 minute Timer (LPTIM1) STM32L073

Posted on March 30, 2018 at 10:33Hi everyone, I would like to use LPTIM1 on my STM32L0 to make it wake up (the micro is in Stop Mode) after 5 minutes but I don't know what is the best configuration to do that. Currently I have the configuration belo...

STM32F051 adc interrupt problem. Multiple channels.

Posted on June 27, 2018 at 09:27STM32F051 ADC sample 5 channels with interrupt.I'm trying to sample 5 channels using an interrupt. (I'll get to DMA later:0))If I set the sample time to ('ADC_SAMPLETIME_41CYCLES_5') or longer then the code works as e...

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GPIOs or serial shift registers

Posted on June 27, 2018 at 07:33Hi,For an application we need a bulk of digital inputs(comes from sensors- about 30 inputs) and a bulk of digital outputs(go to relays- about 15 outputs). which solution would be better?1- using a high count digital i...

External power supply instead of USB

Posted on June 27, 2018 at 12:01I would like to power my STM32F446RE with an external source instead of using USB. Can I simply switch the position of JP5 such that it is connecting the E5V pin and the middle pin, and then provide the supply to the ...

Solution: longer SPI cables via ''DualSPI''

Posted on June 22, 2018 at 01:12I'd like to share an idea, actually a working solution for a common issue:''Why I cannot use a longer SPI cable?''''How can I make a SPI cable connection longer and keep still a high SPI speed/clock?''Issue:Potentiall...

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Resolved! STM32F769 overheating problem

Posted on June 26, 2018 at 20:23Hello, I have a PCB with LCD, SD-Ram, QSPI, CAN bus, SD card and everything works fine. I use a STM32F769Bi (208pins LQFP). Now I think the temp of the STM32F7 is very high (80-85deg). Normally I work with Stm32f103 a...