FAQs

STM32 MCUs Products

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

cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Sign In to Post

program stuck in if(true) condition

Posted on September 22, 2014 at 20:36hi all, i work with stm32f4 and keil uv5 my program seems stuck in if condition my code is while(1)         {             if(i==0)             {                 break;             }         } and my debugger say...

STM32F101/103 VBAT Monitoring

Posted on September 22, 2014 at 12:33I have a lithium battery connected to the VBAT pin and i would like to monitor that voltage by software to give a warning when the time to replace it is reached. I have found no Lo-Bat bit, as known from external...

sk-st by • Associate III
  • 445 Views
  • 1 replies
  • 0 kudos

FSMC 8 bit bus

Posted on September 22, 2014 at 16:21hey all,i am using STM32F4 MCU. trying to connect LCD controller (ILI9342C) using FSMC.i understand that i can use the 8 bit bus.how can i determine which bus to use : D0-D7 or D8-D15Thanx #fsmc

Fast IR camera data tranfer to computer

Posted on September 20, 2014 at 13:12Hello, I am working on projects that takes snapshot from camera, stores it to SRAM via DMA, and when process image by some mathematics, and calculate beam spot on sensor. And sends information to computer, where ...

Understanding FSMC arbitration

Posted on September 22, 2014 at 12:38I want to direct drive a rgb tft display via FSMC/DMA and an external async sram as framebuffer. The cpu is a STM32F103ZC. What happens when CPU writes between transfers to RAM? The transfers would be then: DMA R...

sk-st by • Associate III
  • 388 Views
  • 1 replies
  • 0 kudos

Ultrasonic sensor

Posted on September 19, 2014 at 15:02Hello everyone, how can i configure an ultrasonic sensor with timers on stm32f4 ? #interface-anything-to-anything #ultrasonic-sensor

How to use nand and SDRAM using FMC

Posted on September 22, 2014 at 11:45I want to interface LCD 800 x 600 x RGB 24 bit Display. for that i used SDRAM, NAND Flash, and other needed like touch Controller, SDCard, USB 2.0 etc. While designing in Cube i found that NAND and SDRAM shares t...

umesh by • Associate
  • 490 Views
  • 0 replies
  • 0 kudos

Newbie looking for help with GPIO

Posted on September 01, 2014 at 23:00 I have an STM32F4 Discovery board, which I am relatively new to. I'm trying to figure out how to work with GPIO's, and I haven't been able to find a good tutorial yet, so I'm trying to work it out by looking...

sandtime by • Associate II
  • 1758 Views
  • 6 replies
  • 0 kudos

Free real-time operating system on STM32F100RB-Discovery

Posted on September 19, 2014 at 10:26Hi people, I have STM32F100RB-Discovery board. I need a free real-time operating system which I could deploy on that board. I know for FreeRTOS, but following their manual I haven't succeeded to deploy it yet. A...

ing2 by • Associate
  • 590 Views
  • 3 replies
  • 0 kudos

UART4 IRQ Handler not firing

Posted on September 20, 2014 at 11:50With my STM32F4 discovery board I cannot get the UART4_IRQHandler to be triggered on incoming serial data. However the USART2_IRQHandler functions as expected and when the data is ready from the UART4 RX data reg...

andrew23 by • Associate II
  • 993 Views
  • 2 replies
  • 0 kudos
Top