STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

gif-stm32u0.gif

stm32f407 pwm control both dutycycle and phase shift

Posted on December 14, 2014 at 11:26 I'm new with the stm32f407 discovery board and I'm trying to make 4 signals which I can control phase shift and dutycycle. The thing is, when i set my timer on PWM mode I can't control phase shift between chan...

zarkscon by Associate II
  • 374 Views
  • 5 replies
  • 0 kudos

TIM14 Period Measurement

Posted on December 22, 2014 at 17:36I have an existing STM32F407 family target that has a pulsed signal at PF9.  I need to measure the period of this signal.  This signal has a fixed low time followed by a variable high time.  PF9 can serve as an in...

0690X00000605DiQAI.png

uprogrammed STM32F4

Posted on November 22, 2014 at 18:35Hi Are some PINs on an unprogrammed device high or low? I have an unprogrammed STM32F4 and a short circuit on the power supply 3.3V, therfore I can't program the chip... Regards

dominik by Senior
  • 244 Views
  • 2 replies
  • 0 kudos

STM32F4-discovery GUI_DispString()

Posted on December 21, 2014 at 11:43Dear friends.I try to use StemWin libraries with STM32F4290-discovery. As a base I used ADC-DMA project.The code is the following: RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_CRC, ENABLE); SDRAM_Init(); GUI_Init(); GUI...

baev_al by Associate II
  • 227 Views
  • 0 replies
  • 0 kudos

unique ID of mcu

Posted on December 20, 2014 at 20:25hi every onei have 2 question :1- is there a unique ID for each stm32 mcu ?how we can read this(if there is ) ?2-i need to save a few data in mcu which dosent erased after reset (like eeprom )is there any internal...

mhdizgah by Associate II
  • 268 Views
  • 2 replies
  • 0 kudos

USB OTG interferes with ST-Link

Posted on December 19, 2014 at 15:10I have a problem where USB OTG sometimes interferes with the ability to program the MCU though the mini USB port. Basically what happens is that when I try to program the MCU, the software on computer halts. When ...

macfrenz by Associate II
  • 608 Views
  • 6 replies
  • 0 kudos

Composite HID MSC - Periodic reset when SD not present

Posted on December 18, 2014 at 05:29I'm developing a composite HID and MSC device. The MSC is backed by a uSD card and FatFS.Everything is working great when the uSD card is present but if there is no uSD present DCD_HandleUsbReset_ISR is getting ca...

seanb by Associate II
  • 561 Views
  • 4 replies
  • 0 kudos