STM32 MCUs products

Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Co-work TIM2 and TIM3

Posted on September 13, 2012 at 15:12 Hello, friends. I have a task: I need to generate short buzz, when I pressed a button (''User'' button on STM32L-Discovery). What I did? 1. Connect TIM2_CH2 with BUZZER (connect to PA1) 2...

zuew by Associate II
  • 0 replies
  • 0 kudos

Timer Duration Count With Interrupt

Posted on September 10, 2012 at 12:26A fairly basic thing to do which I am struggling to find any precise examples for.I want to be able to setup a Comms timeout - specifically on an SPI connection whereby if  I don't get a response to a command I s...

dclark9 by Associate II
  • 5 replies
  • 0 kudos

the mcu stuck with external interrupt

Posted on August 30, 2012 at 13:02 Hello, sorry for my bad English. I'm developing an application for a STM32F103ZE that reads the value from three sensor via I2C bus, use the SysTick timer, use USART1 to communicate with the pc, generates four ...

mfcirill by Associate II
  • 6 replies
  • 0 kudos

Syncing PWM/Timer's on STM32f205rb

Posted on August 30, 2012 at 20:28Hi Please help me with synching 4 timersI need 4 PWM from 4 different timers to sync it's output so that i get this result: ________________ ________________ _| |____________| |___________ TIM9_CH1 ________________...

mb2 by Associate II
  • 2 replies
  • 0 kudos

STM32F100RB TIM super-strange behaviour

Posted on August 21, 2012 at 22:59 I'm hammering my table with my head the whole evening. I can't get the simpliest thing to work. Ok, here's the problem: I need TIM1 to gate TIM3. I've got TIM1 configured as a single-shot master with either TIM...

0690X00000602PbQAI.bmp 0690X00000602PgQAI.bmp
eltar by Associate III
  • 0 replies
  • 0 kudos

STM32F4 missing Table in RM0090

Posted on August 17, 2012 at 10:35Hello,according to internal triggering of timer2 to timer5 using the STM32F4, there is a table (Table 60: TIMx internal trigger connection on page 395) referenced but missing in the document RM0090. Does anybody kno...

STM32F4 Advanced Timers question

Posted on July 10, 2012 at 20:12Hello, I my application, I need to control multiple ( >3) half bridges and measure current(s) synchronously as well. Question 1: Is it possible to synchronize the counters of Timer 1 and Timer 8 (and others?) so that ...

PWM output example for Stm32f4 is so confusing

Posted on July 11, 2012 at 09:25Hi, I trried to understand how to calculate pwm output from example that comes with Stm32f4-Discovery-FW1.1.0.   The file is in Project > Peripheral_Examples > TIM_PWM_Output > main.cThis is the most confusing part in...