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

How to reduce the project size.

Posted on June 23, 2012 at 20:56hi,i have the project from IAR Embedded workbench when i try to compile it size code exceed,, i am using only code size limited.this project have lot of function like LCD, Temp sensor, USART, ect..now i am just trying...

hello by Associate II
  • 241 Views
  • 3 replies
  • 0 kudos

STM32F103 SPI Capabilities

Posted on June 23, 2012 at 22:11I'm using the STM32F103 SPI1 bus to control two IO expanders. I'm having an issue where the SPI gets locked up and disables communications to both expanders without being able to recover itself. Looking more into the ...

OV7740 Have anyone used it yet?

Posted on June 23, 2012 at 21:57Hi All! I´ve been working on a project that uses OV7740 omnivison sensor But I´m quite unable to configure it properly. Have anyone used it yet, to help me trough the hard steps of configuring its registers, and all...

re by Associate II
  • 179 Views
  • 0 replies
  • 0 kudos

RCC AHB peripheral reset register

Posted on June 23, 2012 at 20:51Hi, everyone. I do not understand why ''RCC AHB peripheral reset register'', such as RCC-> AHB1RSTR | = RCC_AHB1RSTR_GPIOARST, what will GPIOA? Thank you.

sergej by Associate II
  • 146 Views
  • 0 replies
  • 0 kudos

Pin configuration for USART.

Posted on June 23, 2012 at 00:01hi all,readme.txt say like..- STM3210C-EVAL Set-up     - Connect USART2 Tx pin (PD.05) to USART3 Rx pin (PC.11)    - Connect USART2 Rx pin (PD.06) to USART3 Tx pin (PC.10)@note In this case USART3 Tx and Rx pins are r...

hello by Associate II
  • 306 Views
  • 1 replies
  • 0 kudos

Configuring input pull-up or pull-down

Posted on June 22, 2012 at 20:54Hi, I am using the STM32F103ZG device and looking through the reference manual (RM0008) I cannot find how, when a pin is configured as ''Input Pull-up/pull-down'', to select the pull-up or pull-down option. Having don...

dsjnews by Associate III
  • 743 Views
  • 2 replies
  • 0 kudos

How to use the USB ISO IN Endpoint

Posted on June 21, 2012 at 09:40Hello.I have a probem with the ISO IN Endpoint. Double buffering is not working.The STM32F103RD is sending right data only from one buffer. Data from another buffer is wrong.My code:  /* Initialize Endpoint 1 */  SetE...

loginov by Associate
  • 221 Views
  • 1 replies
  • 0 kudos

SDcard with SDIO interface and FATFS

Posted on June 07, 2012 at 18:46Hello, i connected sdcard to my stm32f4discovery board, used SDIO example for low level init, and fixed fatfs so i can write data and read that later with computer But fatfs code is to complex for me to understand, do...

linas2 by Associate II
  • 658 Views
  • 16 replies
  • 0 kudos

Timer using external clock nr 2

Posted on June 22, 2012 at 12:56  I'm using a STM32F103RBT6.Basicly I want to clock TIM1 (it should work on this frequency because of the Fmax from APB2) external with an 25.5 Mhz signal and use the Update_IRQ. Thats all.I can start TIM1 and use the...

ullmann by Associate
  • 290 Views
  • 3 replies
  • 0 kudos
Labels