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

Trigger multiple DMA transfers?

Posted on June 23, 2016 at 10:08I'm using STM32F446. I'm working in a project with 3 SPI in master mode and SDIO. Ideally I would want to have every communications using DMA, but I have some questions I can't answer by reading the manual: Having ...

Can you use both CS's for SDRAM on the STM32F7

Posted on June 13, 2016 at 11:25I have an application where I need lots of ram, I have designed a board with both CS used  SDNE0 and SDNE1 along with SDCKE0/1.  When I init both chips in the HAL the board will crash, but either one will work, has th...

Running STM32F103RBT6 code program on STM32F103CBT6

Posted on June 23, 2016 at 10:08Hi, I am working on a project with an STM32F103RBT6 development board.  Ultimately, it would be great if this project cod be put done with the smaller STM32F103CBT6 chip.  I'm wondering if it is possible to run the sa...

Maximum data thoughput on TCP/IP using LwIP?

Posted on June 09, 2016 at 10:36I plan to use an STM32F207 for data acquisition, as a TCP/IP server, using LwIP. The data would come from an FPGA using a parallel bus (F207 has FSMC for external SRAM and similar). Does anybody have an idea of the ma...

mjulier by Associate II
  • 2486 Views
  • 5 replies
  • 0 kudos

Low voltage on STM32 F103x8

Posted on June 22, 2016 at 16:56HelloI have configured the TIMER3 to output PWM on PA6, PA7I need the PWM to initialize a device which require PWM input.First it worked fine, but on second day, the voltage of that pin dropped from 3V approx to 0.1V....

STM32L152 Nucleo and CubeMX

Posted on June 22, 2016 at 09:11Hello, yesterday I created a small program for STM32L152 Nucleo with CubeMX. It was running but MCO set to HSE gave only 4MHz with 75% duty cycle while I measured OSCin with 8MHz. After searching a while I found that ...

mmensch by Associate II
  • 495 Views
  • 2 replies
  • 0 kudos

how to change CubeMX source files

Posted on June 22, 2016 at 09:21Hello, I created a small program with CubeMX to test STs USB device stack. My compiler (GCC) gave me a page full of warnings because of this declaration: void USBD_GetString (uint8_t *desc, uint8_t *unicode, uint16_t ...

mmensch by Associate II
  • 483 Views
  • 2 replies
  • 0 kudos

update values for DMA

Posted on June 22, 2016 at 23:09 Hello, i am modulating the ARR and CCR registers of a timer to get a stream of ppm pulses, and squeeze them togheather. To be honest i am not very familiar with DMA's . What i want to achive, is to sq...

Bogdan by Senior
  • 403 Views
  • 0 replies
  • 0 kudos

STM32F429 Cube HAL Bug using SPI in RX only Master Mode

Posted on June 22, 2016 at 18:32 Hi there! I have an issue with using HAL + SPI in Receive-only Master mode on F429 Discovery. CubeMX Version is 4.0, Cube Lib Version is 1.0. Toolchain is Atollic TrueSTUDIO v. 5.5.1 with GNU compiler....

marvin by Associate
  • 760 Views
  • 1 replies
  • 0 kudos