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

choosing pwm channel stm32f407 discovery board

Posted on August 23, 2014 at 11:29hi everybodyi want to have 8 channel pwm input and 8 channel pwm output in stm32f407vgt6here is the table of timers in this micro . i also want to have a time scheduling .from your perspective which combination of t...

0690X00000605QPQAY.png 0690X00000605NLQAY.png

STM32F205 DMA Problem

Posted on August 25, 2014 at 09:18Hello,I am trying to use DMA to transfer data from a buffer in RAM to a GPIO BSRR port triggered by a timer.  Due to the way the hardware is laid out I am committed to using TIM5 as the trigger.  The DMA trigger is ...

STM32 Cube and EXTI

Posted on August 25, 2014 at 08:23Containsorwill bein the next releaseincludesupportforSTM32CubeconfigurationEXTI? For exmple for STM32F0 and mappadle GPIO on external interrupt vectors.

a1379109 by Associate
  • 369 Views
  • 2 replies
  • 0 kudos

Voltage scaling: way to set 1.5V/16MHz

Posted on July 18, 2014 at 15:46I would like to set a Vcore voltage range to 1.5V and then back to default 1.8V on STM32L1xx for some code execution. I did not found anywhere the correct procedure, what everything has to be change, but generally it ...

adam23 by Associate II
  • 413 Views
  • 1 replies
  • 0 kudos

Problem with External Interrupt

Posted on August 23, 2014 at 09:13Hello Sir,I'm facing the problem with external interrupt while using debugger. I'm using PC14 as external input key and PA15 as normal input key. So,when I was using debugger if I pressed the normal key(PA15) it is ...

raja81a by Associate II
  • 354 Views
  • 2 replies
  • 0 kudos

STM32F3 (stm32f303vct6) + i2c + CMSIS

Posted on August 18, 2014 at 17:08 I'm trying to connect this port to i2c standard PCF8574 I/O expander. And I can't get it to work. My GPIO init code: RCC->APB1ENR |= ( RCC_APB1ENR_I2C1EN | RCC_APB1ENR_I2C2EN ); RCC->AHBEN...

kudlata by Associate II
  • 1030 Views
  • 5 replies
  • 0 kudos

USB Device Library documentation

Posted on August 24, 2014 at 14:11Hi,Does any documentation or doxygen exists for USB device library (exacly for HID)?I try to deal with that library but I couldn't find any documentation which might explain me what are proper function used for.Than...

STM32 Cube and MDK-ARM, CMSIS-Driver API 2.02, etc

Posted on August 24, 2014 at 11:44According to http://www.keil.com/appnotes/files/apnt_266.pdf ST going on STM32 Cube tighter integration with MDK-ARM, and support CMSIS-API Driver 2.02. You do not know when it will be released version 2 with suppor...

asrock70 by Associate II
  • 205 Views
  • 0 replies
  • 0 kudos

STM32F429 DISCO LSE wont work

Posted on August 22, 2014 at 10:37Hi, I'm compiling Demonstration on STM32F429I-Discovery_FW_V1.0.1 was work fine. Now I fixd RTC_Configuration() on rtc.c for 32.768kHz LSE driven as below:int8_t RTC_Configuration(void) {  RTC_Error = 0;   /* Enable...

yoshi by Associate II
  • 346 Views
  • 3 replies
  • 0 kudos