STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Alternate function mapping table

Posted on October 18, 2013 at 11:04Hi all,at page 135 of http://www.st.com/st-web-ui/static/active/en/resource/technical/document/reference_manual/CD00240193.pdf, I found a note: ''To know which functions are multiplexed on each GPIO pin, refer to t...

Problems in frequency with STM32F429NIH6

Posted on November 19, 2015 at 14:13Hi, I have problems in my project when I set the core frequancy above 100MHz. Up to 100 MHz I have no problem. When frequency is higer than 100 MHz CPU goes in hard fault. Using a frequncy of 120 MHz CPU goes in h...

luca2399 by Associate II
  • 740 Views
  • 6 replies
  • 0 kudos

UART4 MPU fault exception

Posted on October 20, 2015 at 14:44Hi,I use the UART4 of stm32f103ZGH6 on my application board as a RS 232 port. When I load the main app program with Keil uVision4 into the target flash starting at 0x08000000, the RX/TX of UART4 work fine. However,...

stm32f10x_cl.h missing

Posted on November 20, 2015 at 11:40Hello clive, hello community.im missing the stm32f10x_cl.h.Keil V5.16a.STM32F103RB#include ''stm32f10x.h''Manage Runtime Environment:CMSIS: Core (checked)Device: GPIO & Startup (checked)Device: StdPeriphDrivers: C...

DMA fails to complete (STM32F303x)

Posted on November 12, 2015 at 10:26This is a rather complex problem. I have an interrupt routine running under the systick handler with a period of 10mS. Within this I do 4096 reads of ADC3 via DMA2_Channel5, which works fine. Single shot modeThe p...

gbigden by Associate III
  • 1115 Views
  • 10 replies
  • 0 kudos

STM32F411 IAP

Posted on November 18, 2015 at 11:37Hello all, I'm currently working on an STM32F411VEH6 MCU and I'm trying to launch an application located at the flash address 0x08004000 with a bootloader at the flash base address (0x08000000). I've read a bunch ...

GPIO 5V in AF

Posted on November 19, 2015 at 19:03 Hi, I wanted to know how could I have 5V in a pin associated with a timer. I do this configuration: /*GPIOA Configuration: TIM9 CH1 (PA2)*/ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2; GPIO_InitStruc...

fiulala by Associate II
  • 444 Views
  • 3 replies
  • 0 kudos

STM32F429ZI bricked (SPRMOD bit raised)

Posted on November 20, 2015 at 11:00Hello,I am activating hardware watchdog (by using option byte). But sometimes, i need to deactivate this hardware watchdog, so I wrote some J-Link scripts to disable it before flashing or erasing my MCU. Unfortuna...

STM32F4 file transfer via bluetooth

Posted on November 19, 2015 at 12:09 Hi there, I'm trying to receive file which has been sending from my laptop to my stm32f4discovery using usart via bluetooth HC- If I send just text data it works fine, but when I try to send some file ...