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...


Changing DAC DMA data

Posted on February 05, 2014 at 13:44I have an array of data being played out of a DAC using DMA transfer, with the trigger provided by a timer (TIM6). This works fine, but I would like to occasionally change the data at run time. To do this I have c...

brett by Associate II
  • 0 replies
  • 0 kudos


Posted on February 05, 2014 at 13:41Hi,Kit using : STM32Discovery Board(STM32F100 controller)I have implemented the input capture mechanism for Timer15 channel 1. In which I set triggering for both falling and rising edge.Now I am trying to port the...

sooraj by Associate
  • 0 replies
  • 0 kudos

STM32F1 Space vector PWM algorithm

Posted on February 04, 2014 at 22:23Hello, I have problem with software implementation of SVPWM Space Vector PWM modulation for STM32F1 microcontroler. My application is scalar V/F converter for 3 phase asynchronous motor. Does anyone have such read...

CRC 8-bits on STMF4xx

Posted on February 04, 2014 at 12:45Hi,I want to calculate CRC with hardware CRC but polynomial on the register is work on 32 bits.Can possible to calculate CRC 8-bits with hardware in the MCU? And how?Or I have to use sw crc.Thank everyone.

suppakit by Associate II
  • 3 replies
  • 0 kudos

12bit DAC performance

Posted on February 04, 2014 at 15:28Hi there,In my application I need precise control of applied voltage. I use 12bit DAC with 2.5V reference. The mcu is stm32f107I was going to do error budget analysis but was confused by the datasheet. It gives +/...

oleg by Associate
  • 3 replies
  • 0 kudos

STM32F4 - I2C master write - BTF never sets

Posted on February 04, 2014 at 16:14I am attempting to get the CPAL I2C library to work with an STM32F407. In the DMA TC ISR handler, the code checks for the BTF flag to be set before sending the stop condition. The problem is that the BTF flag neve...

dibs by Associate II
  • 0 replies
  • 0 kudos

USB CDC Host example

Posted on December 08, 2011 at 08:50Hi ! I need to implement an USB CDC Host on STM32F4 Controller. Has anyone an example, or some hints how to do that ? I only found examples for CDC Device applications. regards Marc

doebber2 by Associate II
  • 14 replies
  • 0 kudos