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

STM32F4 Discovery VDD voltage

Posted on September 09, 2016 at 14:20Hey guys! I started a project in stm32cubeMX with my discovery board, and set the operating voltage to 3.3V but for some reason I always have 2.9V on my VDD pins. I tried supplying the board with an external 5V s...

malik by Associate II
  • 1259 Views
  • 4 replies
  • 0 kudos

STM32F746G-DISCO, touch controller gestures do not work

Posted on August 26, 2016 at 13:29Hi,I have 4 STM32F746G-DISCO boards. Two from early production and two quite lately.Tried to read the FT5336 touch controller gestures, but in none of them managed to get any reading on the gesture register apart fr...

sv1eia by Associate II
  • 356 Views
  • 1 replies
  • 0 kudos

STM32 Cube HAL - CAN FIFO Interrupts

Posted on September 12, 2016 at 14:02Hi, I would like a to use a completely interrupt driven CAN Interface for STM32Fx Controllers.CAN is working properly but if I transmit multiple messages via CAN sometimes I have to wait because evry one of three...

Keil5 project problem with CUBEMX4.16

Posted on September 09, 2016 at 12:59Hi,I have updated CUBEMX version from 4.12 to 4.16. I create the MDK5 project using CubeMX...then I open it and it works. But when I attempt to manage Project items, I can't create a new GROUP (folder), Keil% doe...

Sources which generate SAI_CK_A on STM32F7?

Posted on September 12, 2016 at 04:31The problem is that I have an *external* 24.576 MHz MCLK.  In master mode, how do I get that from outside the chip onto the SAI_CK_A or SAI_CK_B clock?I was going through section 36.3.1 ''SAI block diagram'' and ...

disp1_st by Associate
  • 260 Views
  • 2 replies
  • 0 kudos

RTC initialization faliure

Posted on September 12, 2016 at 13:27Hi, I'm having a problem trying to initialize the RTC in an STM32L051K8T6 It's like I don't have access to the RTC registers. After writing 0xCA in WPR register I read it back and I get zero. I did everything acc...

Releasing JTDO/NJTRST from PB3/PB4 for GPIO use

Posted on September 08, 2016 at 02:58Using a STM32L152RCT6 - currently testing software on 32L152CDISCOVERY boardI am trying to configure PB3 (JTDO) as an output GPIO, however I am not able to do so. The pin is always stuck at 1.471V (Vcc/2) Vcc= 2....

arwani07 by Associate II
  • 1792 Views
  • 7 replies
  • 0 kudos

Union in C language problem

Posted on September 11, 2016 at 13:50 Hello I have written a code like this: #include < stdio.h > #include < string.h > #include ''stm32f10x_gpio.h'' #include ''stm32f10x_rcc.h'' #include ''stm32f10x_usart.h'' #include ''stm32f10x_dma...

parisa by Senior
  • 365 Views
  • 2 replies
  • 0 kudos

USB flash memory and drive

Posted on September 11, 2016 at 21:43Hello,I hope I have an easy question. I would like to use an SD card together with my STM32F10x processor. The SD card should be used as an external flash memory.However, when the PCB consisting of the SD card an...

payon by Associate
  • 353 Views
  • 1 replies
  • 0 kudos