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

GPIOB_pin12 connecting to interrupt line

Posted on July 23, 2012 at 22:26 hello, i am trying to make interrupt based touchscreen program, but have no luck connecting GPIOB_pin12 to interrupt line i was able to do so in GPIOA_pin1, but still cant figureout how to do that on GPIO...

linas2 by Associate II
  • 1029 Views
  • 12 replies
  • 0 kudos

MIPS as indicator for performance

Posted on July 15, 2013 at 18:50Hi , I am working on Cortex M4F CPU , its 168 MHZ , i know that Cortex M4F is 1.25 MIPS per MHZ so a quick calculation will give me total of 210 MIPS . Lets say i have an algorithm  that runs 3 seconds , so what shou...

AN4013 & RM0313 contradict about Timer Features?

Posted on July 08, 2013 at 00:37Hello Forum, i am trying to get an overview of the various timer periphals present in the STM32 Mikrocontroller Family. It now seems that the two documents http://www.st.com/st-web-ui/static/active/cn/resource/technic...

STM32F427 - USART - most significant bits problem

Posted on July 17, 2013 at 08:59Hello,I'm trying to make a communication protocol via the UART. I have a M4 and an A8 which communicates via RS485 transmitters.For the trials, the UART is set to 9600 bps, 8 bits per character with one stop bit and a...

clement by Associate II
  • 380 Views
  • 2 replies
  • 0 kudos

SPI on Medium-density devices

Posted on July 18, 2013 at 09:57I am using the STM32L151RBH6 which I believe is a medium density device, I am trying to get SPI working using the STM32Lxx_spi.c library but from reading the header at the top of V1.1.1 the I2S feature is not working ...

tom2 by Associate
  • 279 Views
  • 1 replies
  • 0 kudos

STM32F4 flash erase for IAP

Posted on July 04, 2013 at 14:53Hi everybody, I'm trying to make the IAP exampe code from ST running on the Olimex board E-407 (STM32F4) but when i want to erase the flash, a hardfault occurs. More precisely, it happens right after setting the STRT ...

lesaint by Associate
  • 526 Views
  • 4 replies
  • 0 kudos

Program Flash

Posted on July 16, 2013 at 17:48Hello,I would like to put a binary file on my STM32F4 : project.bin wich comes with the http://www.ucapps.de/mios32_download.html application. Is there a way to do this with atollic true studio, or do I have to use so...

benjamin by Associate II
  • 374 Views
  • 2 replies
  • 0 kudos

Problem with CAN config and Clock STM32F407VG

Posted on July 17, 2013 at 11:35 Hi, I have a problem with my CAN configuration, I try to interface the STM32 with a NI USB/CAN. The problem is the baudrate configuration I think, see my code below : GPIO_InitTypeDef GPIO_...

aurelien by Associate
  • 307 Views
  • 2 replies
  • 0 kudos

Some problems with DCMI stm32f407vgt6 mcu

Posted on July 10, 2013 at 11:46I have some problems with DCMI (stm32f407vgt6 mcu).I saw on forums the examples of reading data from camera and sending it through DMA to LCD.What I want is to get the data from DCMI, save 1 frame to internal SRAM mem...

hitsumen by Associate II
  • 345 Views
  • 2 replies
  • 0 kudos