STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

External Addressing question

Posted on November 26, 2012 at 14:05I am using a STM32F4 FSMC to address external 16-bit SRAM on a custom board.  Everything is OK. I want to connect an external FPGA and I'm not so clear about the actual addressing. Please correct me if I'm being s...

kb by Associate II
  • 497 Views
  • 2 replies
  • 0 kudos

Continuing rebooting STM32f0discovery board

Posted on November 08, 2012 at 10:51Dear All, After playing around with my new STM32F0Discovery board, it looks like that it has entered a kind of reset state. It continuously generates NRST signals with an interval of 400ms, even when i have clear ...

evert2 by Associate II
  • 4101 Views
  • 8 replies
  • 0 kudos

STM32 5V tolerant I/O ?

Posted on November 25, 2012 at 11:22 I'm sorry, but I do not quite 5v tolerant ports for STM32. I do not unterstand concept '' Total injected current (sum of all I/O and control pin)'' Example STM32F0 and on 8 5V tolerant I/O connected L...

asrock70 by Associate II
  • 6661 Views
  • 4 replies
  • 0 kudos

STM32F407Z bootloader problem

Posted on November 25, 2012 at 09:17Hi, We used STM32F103Z on one our boards, using the programming via UART1 with Flashloader Demo application. Everything was fine till the moment, when we decided to replace it with STM32F407. Of course the package...

igor_s by Associate II
  • 486 Views
  • 2 replies
  • 0 kudos

Help with Timer Capture Issues

Posted on November 23, 2012 at 11:03 Hi fellow forum mates, I am a student working on a new project using stm32f4 eval board. My task is to measure the frequency from 3 different sources ranging from 1000hz to 725khz. I have been trying f...

Interrupt service routine and C++

Posted on November 18, 2012 at 12:03 Hey everyone, I'm working on the STM32F4DISCOVERY with CoIDE 1.6.0 in C++. I have an interrupt on TIMER4 overflow, and so I put the interrupt service routine (void TIM4_IRQHandler(void) {}) in the main.cpp....

100pin device FSMC and Graphic LCD

Posted on November 23, 2012 at 12:12HI, I'm I right to assume that in 100pin devices FSMC can be used only in multiplexed mode as Address bus is not available on this chips? Or one should drive Address lines in FW. So that A0 used as RS signal for ...

dimax by Senior
  • 437 Views
  • 2 replies
  • 0 kudos

change wave frequency with pot ..how?

Posted on November 22, 2012 at 20:43Hi. I hope someone can help me here...I have been looking at the STM32f4 dac signal generation code. I would like to know how I could change the frequency of the output waveform with a potentiometer or, using the ...

sts0340 by Associate II
  • 861 Views
  • 4 replies
  • 0 kudos