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

STM32F100C8 Unique ID not Unique!

Posted on July 23, 2015 at 15:17Hello!  I have 13  STM32F100C8  and  I see( Keil memory windows )   at  0x1FFFF7e8 ( contiguous12 bytes) very  strange ''so called'' Uniqe Ids - see below.ffff8a07ffffffffffffffff, ffff8807ffffffffffffffff , ffffa007f...

m512781 by Associate II
  • 2170 Views
  • 11 replies
  • 0 kudos

STM32CubeMX 4.9.0 and write protected .ioc

Posted on July 21, 2015 at 17:47Gee whiz! how about popping up an error message if the .ioc file is write protected and the user hits save and then exits!Crap. Good thing my changes were not extensive but highly irritating nonetheless.

hbarta2 by Associate III
  • 456 Views
  • 2 replies
  • 0 kudos

STM32F303RE: VDDA_MONITOR config

Posted on July 22, 2015 at 18:20 I need to disable the VVDA monitor at power down reset (PDR). To do this, it needs to write in the option bytes register. I did the following code. //Disable VDDA MONITOR in option bit uin...

USB PRE pid usage (Low speed over Full speed)

Posted on July 23, 2015 at 10:28Hi, all!Didn't found any mention about transmission of data for Low speed devices, connected to USB host via Full speed Hub. Is it really possible to use STM32F405  USB controller in host mode for such a sittuation?De...

morpeh89 by Associate II
  • 450 Views
  • 0 replies
  • 0 kudos

I2C TXIS never set

Posted on July 22, 2015 at 13:21I am using the STM32F7 Discovery board (STM32F746NG) with an external I2C slave connected via the headers (I2C1 with PB8 and PB9). The I2C peripheral in the F7 is the same as the one in the F3, F0 and other STM32 devi...

joel23 by Associate II
  • 1402 Views
  • 1 replies
  • 0 kudos

a little help

Posted on July 22, 2015 at 23:06i ran freertos + lwip (MII) with mxcube in stm32f407 sorry i did not previous Post ans simply i'll tell you my experiences 1. be careful about Gpio Pin Initializes check your schematic with your cube Settings 2. you s...

ADC Scan Mode - Help please

Posted on July 21, 2015 at 20:56Hi. I have to make 8 AD conversions (Channel 0 - Channel 7) and I would like to put converted values in a predetermined array via DMA. I am trying to achieve  that with a SCAN mode (but NOT continuous). Now my questio...

matic by Associate III
  • 1291 Views
  • 9 replies
  • 1 kudos