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Posted on February 11, 2014 at 11:03Hi everyone. I've encountered a problem. I am using the function systick_config to configure a accurate timer. In the main function I writeif (SysTick_Config(SystemCoreClock/1000))  {         while (1);    }and th...

SysTick vs Timer Interrupt

Posted on February 06, 2014 at 12:08Hi, I like to have a millisecond interrupt. I normally use one of the timer to create millisecond interrupt. But is there any advantage of using SysTick for millisecond interrupt? What is SysTick? Thank you John ...

jonfs2000 by Associate II
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SysTick Maths

Posted on December 04, 2013 at 05:22Hello ,            I have configured systick for 1 ms in Discovery Board using Systick_config function.But I am not getting properly 1 ms... SystemCoreClock = 144 MHz...Urgent Help needed ......                 ...

SysTick_Handler suspended during other interrupts

Posted on August 13, 2013 at 17:12Hello Allm I am prototyping with the STM32 F3 Discovery board and using the ST standard peripheral library.  I am also using some example code that contains a function - Delay() - which uses the SysTick_Handler to d...

Stop interrupt during BootLoader

Posted on March 27, 2013 at 02:31Hi. I am using AN2557 appilication as my base line for BootLOader. I have some question. 1. If I use the systick int during that time, is there any period I have to close it , like during FLASH programming or going t...

Barbie by Associate II
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sysTick stops after a few TIM3 interrupts

Posted on October 19, 2012 at 16:47Hello, I am having problems with the syStick timer.  The handler for sysTick stops being called after one or two interrupts from TIM3 (set < 1Hz). The TIM3 interrupt has no problem (LED keeps toggling). I started ...

Determining the value of VECT_TAB_OFFSET

Posted on May 15, 2012 at 02:39I recently had a problem where my SysTick_Handler wasn't firing.  The solution was to change the VECT_TAB_OFFSET from 0x00 to 0x4000.  How does one determine what his value should be?  If it can be different based on o...