STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32F407 Placing all code in RAM

Posted on October 23, 2014 at 21:17  The original post was too long to process during our migration. Please click on the attachment to read the original post.

saulr by Associate II
  • 1414 Views
  • 6 replies
  • 0 kudos

STM32F429I-DISCO and XTAL X3 8MHz

Posted on October 21, 2014 at 23:30 Hi, Its my first time here! I have a STM32F429I-DISCO, original from factory. I used the STM32CubeMX with STM32Cube_FW_F4_V1.3.0 to build a code. I selected ''new project\board selector\...

ricardodm by Associate II
  • 1929 Views
  • 9 replies
  • 0 kudos

Measuring a time between two events with SysTick on STM32F4?

Posted on October 23, 2014 at 20:45Hello all, i want to build a function like current_time = time_now - last_time,  more exactly i wanna  get the time from two of the same event (reading some mems sensors) I'ved google`it a bit and found that most u...

Bogdan by Senior
  • 2049 Views
  • 3 replies
  • 0 kudos

SPI - CS timing

Posted on October 23, 2014 at 18:54 Hi, to send SPI data I use the code below: GPIOE->BSRRH |= GPIO_Pin_13; received_val=SPI2_send(0x16); GPIOE->BSRRL |= GPIO_Pin_13; The problem is the CS (GPIO_Pin_13) already become...

paul2 by Senior
  • 374 Views
  • 0 replies
  • 0 kudos

stm32f030 jtag connection

Posted on May 02, 2014 at 06:46 hi, i am very new to stm32,i have to make jtag connection also for debugging and programming. i have concerned with stm32f030R8t6 disco schematic but i was unable to find more detail about 20pin jtag as its using st_l...

How do I connect the STM32F4 Discovery to external power?

Posted on October 22, 2014 at 07:20For the STM32F4 Discovery board, can someone tell me exactly what pins need to be connected in order to power this externally (i.e. not via USB)? Surprisinginly, I can't find any place where this information is cle...

sandtime by Associate II
  • 3715 Views
  • 3 replies
  • 0 kudos

STM32F429I-DISCO 2.4'' LCD Problem (white lcd)

Posted on October 02, 2014 at 14:29Hello all. I have a discovery board with the 2.4'' LCD.When i download any example with GUI in all situations and wait some time the screen goes white.  Does anyone knows why and if the board is defective.Thanks.

0690X00000602yHQAQ.jpg 0690X00000602yMQAQ.jpg
issaiass by Associate
  • 594 Views
  • 2 replies
  • 0 kudos

USB port on 32L152CDISCOVERY

Posted on October 22, 2014 at 09:16Hi, I notice that the 32L152CDISCOVERY device has only1 USB port, which is connected to the ST-LINK V2 part. Can I configure this port for ''user'' USB communication as part of my application running on the STM32L1...

bnp979 by Associate III
  • 485 Views
  • 3 replies
  • 0 kudos

usb bootloader in cortex-m3

Posted on October 16, 2014 at 12:50Hi everybody, this is my first post on STe2e, so be patient with me. I've read a good amount of threads related to bootloaders/interrupt/VTOR but I cannot find a final word to my problem so I decided to start a new...