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

STM32F4 unwanted wakeup PA0

Posted on June 18, 2017 at 15:07Hi,Using an STM32F446.I setup PA0 to exit from standby mode.The first time I enter StandbyMode, it works well, and I can exit from standby mode by using PA0.But the next time entering standby mode, the STM32 automatic...

Kuikui by Associate III
  • 727 Views
  • 1 replies
  • 1 kudos

Minimum DAC output Voltage on stm32f30x

Posted on June 17, 2017 at 11:47Hello,What is the minimal voltage the DAC can output?When I read the Datasheet for the stm32f301 I can see a min of 0.2V with buffer ON.However when the buffer is OFF the manual says 0.5mV.I use the DAC internally as ...

STM32F030 PROGRAMMING

Posted on June 17, 2017 at 18:12Hi all,with uvision5 I'd make a project that works in debug, but when I program the flash of STM32 the adc peripheral doesn't works. I use Nucleo-64 board.Any suggestion?Thanks 

sav gas by Associate II
  • 1838 Views
  • 6 replies
  • 0 kudos

HASH: mixed feeding it with DMA and non-DMA writes possible?

Posted on October 31, 2015 at 15:55When I feed HASH with regular writes only or DMA only, everything is OK. But I need to use both methods when computing hash of a long message, and in this case I cannot manage to compute right hash value. Did anybo...

our by Associate II
  • 1799 Views
  • 7 replies
  • 0 kudos

USB CDC Receiving

Posted on January 23, 2017 at 13:00Hello. I transmit from PC to STM32F4 big packets through USB CDC FS. There aare more than 64 bytes. In this case funtion CDC_Receive_FS () is called more than one time. I want to know, can I know if the receiving f...

Where to download RC5 driver library for STM32F405 MCU

Posted on June 19, 2017 at 07:39With reference to this http://www.st.com/content/ccc/resource/technical/document/application_note/c7/d1/63/f7/80/06/41/a4/CD00267896.pdf/files/CD00267896.pdf/jcr:content/translations/en.CD00267896.pdf , I need RC5 lib...

Resolved! Fatal error: ST-Link, no MCU device found

Posted on June 18, 2017 at 20:17Hello,i'm using stm32f103c8t6 and IAR as IDE and recently I was no longer able to to load the code using IAR, as error message i had 'Fatal error: ST-Link, no MCU device found '.and when i use STM32 ST-LINK Utility i ...

sak hos by Associate III
  • 3003 Views
  • 2 replies
  • 0 kudos

Dfuse problem, B-L072Z-LRWAN1 or STM32L0xx

Posted on June 19, 2017 at 01:42Hi.I am testing with the ST Discovery Lora Kit, B-L072Z-LRWAN1.Dfuse Demo (v3.05) does not download firmware properly.The error message is shown below.The following image is the contents of the option byte.There is no...

0690X00000607PHQAY.png 0690X00000607P2QAI.png 0690X00000607P8QAI.png

Adc for dynamic channel with DMA

Posted on June 17, 2017 at 12:460https://stackoverflow.com/questions/44599420/stm32f302-adc-with-dma-for-different-size-and-channel I'm using STM32F302 QFN32 and unfortunately, it has only one ADC module. One channel must get around 500 samples in o...