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author | richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2> | 2008-04-06 09:26:51 +0000 |
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committer | richardbarry <richardbarry@1d2547de-c912-0410-9cb9-b8ca96c0e9e2> | 2008-04-06 09:26:51 +0000 |
commit | bfc186d84002e7ad0deb313d12df04f9f219cd21 (patch) | |
tree | 12a5cd492695a7d5da0fa9eda1f48a07592c3357 /Source | |
parent | 33675962508571cc689f5a6f6c92035ad3a30406 (diff) | |
download | freertos-bfc186d84002e7ad0deb313d12df04f9f219cd21.tar.gz freertos-bfc186d84002e7ad0deb313d12df04f9f219cd21.tar.bz2 freertos-bfc186d84002e7ad0deb313d12df04f9f219cd21.tar.xz |
Corrected SysTick interval calculation.
git-svn-id: https://freertos.svn.sourceforge.net/svnroot/freertos/trunk@294 1d2547de-c912-0410-9cb9-b8ca96c0e9e2
Diffstat (limited to 'Source')
-rw-r--r-- | Source/portable/RVDS/ARM_CM3/port.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Source/portable/RVDS/ARM_CM3/port.c b/Source/portable/RVDS/ARM_CM3/port.c index 98a404d5..3fe98a99 100644 --- a/Source/portable/RVDS/ARM_CM3/port.c +++ b/Source/portable/RVDS/ARM_CM3/port.c @@ -257,7 +257,7 @@ void xPortSysTickHandler( void ) void prvSetupTimerInterrupt( void )
{
/* Configure SysTick to interrupt at the requested rate. */
- *(portNVIC_SYSTICK_LOAD) = configCPU_CLOCK_HZ / configTICK_RATE_HZ;
+ *(portNVIC_SYSTICK_LOAD) = ( configCPU_CLOCK_HZ / configTICK_RATE_HZ ) - 1UL;
*(portNVIC_SYSTICK_CTRL) = portNVIC_SYSTICK_CLK | portNVIC_SYSTICK_INT | portNVIC_SYSTICK_ENABLE;
}
/*-----------------------------------------------------------*/
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