STM32 MCUs products

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...


STM32L152 is not flashable

Posted on September 05, 2013 at 14:42Dear Community, i have an STM32L-Discovery Board with 24 segment display. I wanted to flash a programm with Keil uVision V4.70.0.0 (STLink is set to SW, but no Cortex M device is found), with IAR Embedded Workben...

itfreak12 by Associate II
  • 11 replies
  • 0 kudos

No NAND flash on STM3220G-Eval

Posted on September 13, 2013 at 12:20Hi all,I would like to evaluate the NAND flash interface with the STM3220G-Eval board. However, this board is not populated with the NAND flash, although the board has an estate-area for it. If I were to buy a fl...

tzewan by Associate II
  • 2 replies
  • 0 kudos

ITM data missing

Posted on September 18, 2013 at 21:21Hello. Could some one help to solve a problem with ITM on STM32? I try to use ITM to log data, but some data is missing every time, may be some buffer is overflowing I don't know. I also try different STM32 contr...

cg by Associate II
  • 7 replies
  • 0 kudos


Posted on August 18, 2013 at 12:07Dear All, We are using STM32F207ZGT6 in our product which is used for CAN & Ethernet communication.Recently we observed one issue in our board.Board will goto non working condition suddenly and if we connect ST link...

mohana by Associate
  • 2 replies
  • 0 kudos

stm32f4discovery odd ADC behaviour

Posted on September 18, 2013 at 20:05Hello guys, unfortunately I observe  very odd behavior with ADC on the Discovery board. In my hardware setup i have only a power supply to generate the voltage for ADC and I have soldered a 2.2nF capacitor on the...

ilya by Associate II
  • 5 replies
  • 0 kudos


Posted on May 01, 2012 at 07:54 I would like to understand what the I2C TRISE register does. The standard peripheral library effectively sets it to either: I2Cx->TRISE = PCLK1 / 1000000 + 1; or I2Cx->TRISE = (PCLK1/1000000*...

STM32F4 PWM+DMA problem

Posted on September 19, 2013 at 08:30 Hello, I've been trying to set up a 800kHz PWM signal with its duty cycles being transfered via DMA to the capture compare register. Well, it just doesn't work, not a single transfer is happening and I j...

STM32L- how to set DAC reference voltage

Posted on September 18, 2013 at 00:22Hi all,I'm working on STM32L-discovery board and currently I'm trying to configure two analog outputs with DAC.  I am able to see the result from the output pin but there seems to be some bias from the zero refer...