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bsp/{cortex-M}: fix the SysTick_Config

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SysTick_Config substract one inside the function. So there is no need to
substract one when passing the parameter.
This commit is contained in:
Grissiom 2015-01-09 15:26:06 +08:00
parent 56ab0995c1
commit c565925169
5 changed files with 5 additions and 5 deletions
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2
bsp/lpc178x/drivers/board.c
View File

@ -65,7 +65,7 @@ void rt_hw_board_init()
#endif
/* init systick */
SysTick_Config( SystemCoreClock/RT_TICK_PER_SECOND - 1);
SysTick_Config(SystemCoreClock/RT_TICK_PER_SECOND);
/* set pend exception priority */
NVIC_SetPriority(PendSV_IRQn, (1<<__NVIC_PRIO_BITS) - 1);

2
bsp/lpc408x/applications/board.c
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@ -52,7 +52,7 @@ void rt_hw_board_init()
#endif
/* init systick */
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND - 1);
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
/* set pend exception priority */
NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1);
/*init uart device*/

2
bsp/lpc5410x/applications/board.c
View File

@ -60,7 +60,7 @@ void rt_hw_board_init()
#endif
SystemCoreClockUpdate();
/* init systick 1 systick = 1/(100M / 100) 100¸ösystick = 1s*/
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND - 1);
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
/* set pend exception priority */
NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1);

2
bsp/mb9bf500r/board.c
View File

@ -48,7 +48,7 @@ void SysTick_Handler(void)
void rt_hw_board_init()
{
/* init systick */
SysTick_Config(SystemFrequency/RT_TICK_PER_SECOND - 1);
SysTick_Config(SystemFrequency/RT_TICK_PER_SECOND);
}
/*@}*/

2
bsp/xplorer4330/drivers/board.c
View File

@ -56,7 +56,7 @@ void rt_hw_board_init()
SystemCoreClockUpdate();
/* init systick */
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND - 1);
SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
/* set pend exception priority */
NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1);