STM32 MCUs products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

TIM9 External Clock Source Mode 1

Posted on September 20, 2016 at 16:14Hello, I try to count impulses from a rotating motor (pulse length: 280 us) I use STM32CubeMX (Version 4.16.1; STM32Cube V1.0) to configure the STM32F746. I configured TIM9 slave mode for external clock source mo...

Strange reading over SPI

Posted on May 15, 2015 at 19:15Hi, I'm porting an implementation of SD over spi to stm2 using Cube library. It seems that the communication micro to sd card is ok, it seems that the sd card answers like it should but it looks like the microcontroler...

JulienD by Senior
  • 596 Views
  • 22 replies
  • 0 kudos

USART->DMA using STM32F3 Discovery

Posted on September 20, 2016 at 21:49Hi, I've been struggling to get interrupt for DMA working. I got it working for USART interrupt. I'm configuring for USART1 and DMA1_Channel5. My problem is that I don't get an interrupt for the DMA. So is ther...

heinz by Associate II
  • 144 Views
  • 2 replies
  • 0 kudos

DMA2 and SYSCFG_MEMRMP relationship

Posted on September 17, 2016 at 23:25Hello,I have a STM32F469-DISCO board with an WL1835mod SDIO on it. I'm running linux on the board with all kernel, drives and fs. It was running properly with and without DMA enabled. So I decide to remap my exte...

bmh by Associate II
  • 243 Views
  • 4 replies
  • 0 kudos

STM32F4 interrupts clarification

Posted on September 21, 2016 at 01:16Hello all,I am using a STM32F411 on a custom board I built and am programming it using mbed with gcc under Linux. I am trying to understand how all the interrupt priorities work and think I have it figured out, b...

jnfo by Associate
  • 224 Views
  • 0 replies
  • 0 kudos

STM32F207 lock up in Standby

Posted on September 19, 2016 at 16:47Hi, I have some code running when on a certain condition, it goes into standby.I have pre-configured the RTC to wake the processor after 30 seconds. Everything works as expected except if cycle the power whilst i...

nibbly78 by Associate III
  • 138 Views
  • 3 replies
  • 0 kudos

Using STM32Cube with SOMNIUM DRT

Posted on September 20, 2016 at 17:31We have written a blog post describing how to get the best out of the combination of the DRT tools (with advanced debug and optimization) and the STM32Cube and STM32CubeMX components. Hope you find it useful: htt...

jamie2 by Associate
  • 103 Views
  • 1 replies
  • 0 kudos

CAN Bootloader on STM32F407 with multiple devices

Posted on September 08, 2016 at 16:35Hi e2e forumI am using the built in bootloader on the STM32F407 MCU, using the CAN-bus with multiple devices connected. I realize only one device can be bootloaded at a time, so the devices not being updated are ...

trg by Associate
  • 215 Views
  • 1 replies
  • 0 kudos