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Using SWD pin as as conventional IO?

Posted on April 08, 2016 at 23:55Can I, used SWD pin, for example on STM32F0, as SWD when debugging and flashing MCU and as little used IO , during normaloperation? If yes, how?

astrid by • Associate II
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  • 2 replies
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Startup: why is .data alignment = 8

Posted on April 08, 2016 at 15:11Hello,while writing a bootloader, I had the need for a few bytes (4) that retain the content during a software reset. I�ve read that is true for the first bytes of the SRAM. So I�ve added a new section at the beginni...

torsten2 by • Associate II
  • 1562 Views
  • 3 replies
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Manual DMA event triggering

Posted on April 08, 2016 at 09:51On the STM32F303 I have a timer with an OC that triggers DMA events to write byte values onto GPIO. The DMA is set up with a cyclical byte buffer that is populated by the core via interrupt. For technical reasons I n...

luke2 by • Associate II
  • 522 Views
  • 1 replies
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Read RTC wakeup timer register on STM32L151

Posted on January 08, 2014 at 14:30Hi Everybody,I am using the RTC WakeUp Timer while in Stop mode. The MCU can either leave the Stop mode at the end of the timer, or on an external IRQ. At this level, everything is working perfectly.However, when t...

gcristian by • Associate II
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  • 6 replies
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STM32F429 - CAN stop IT stops firing randomly

Posted on February 08, 2016 at 21:56 Hi, I'm using a STM32F429 disco board. I used the CubeMX to gen my HAL. Everything works pretty great, except for after a while my CAN IT stops firing. Here is my code below. In the HAL_CAN_RxCp...

Just Matt by • Associate III
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  • 7 replies
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Setting Timer Channels Priority

Posted on April 07, 2016 at 12:13Is it possible to assign the priority to Timer channels.I am suing timer1 channels 1,2,3,4 where time period of channel 1,3 and 2 and 4 are multiple of each other so thier respective interrupts comes at the same time...

darla14 by • Senior
  • 480 Views
  • 3 replies
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Timer in PWM Capture Mode

Posted on November 23, 2015 at 15:16 Hello every One I am trying to read PWM signal parameters (Frequency & Duty Cycle) with timer 2 of STM32f4 IC. According to data sheet There is two modes of reading PWM signal. 1- capture mode which reads Puls...

sorena by • Associate II
  • 2904 Views
  • 14 replies
  • 1 kudos

ADC Fast and Slow Channels

Posted on April 06, 2016 at 11:17Hi there, Im working with the STM32F334C8xx Microcontroller , which has 2 ADC with up to 15 channels on each. The datasheet states that for a given channel, there are up to 5 so named ''fast channels'' and 10 ''slow...

eg7963 by • Associate III
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  • 3 replies
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CubeMX and STemWin Integration

Posted on April 07, 2016 at 02:35Can someone point me to some documentation for integrating STemWin into a CubeMX HAL Project? I found a sample project on the 469i-DISCO board I am using, but it does not tell the whole story.

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