Function SysTick_CLKSourceConfig

bsp/efm32/board.c:123–134

/ * @brief * Configure the SysTick clock source * * @details * * @note * * @param[in] SysTick_CLKSource * Specifies the SysTick clock source. * * @arg SysTick_CLKSource_HCLK_Div8 * AHB clock divided by 8 selected as SysTick clock source. * * @arg SysTick_CLKSource_HCLK * AHB clock selected as SysTick clock source. *************************************************************

 *   AHB clock selected as SysTick clock source.
 ******************************************************************************/
static void SysTick_CLKSourceConfig(rt_uint32_t SysTick_CLKSource)
{
    /* Check the parameters */
    RT_ASSERT(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource));

    rt_uint32_t ctrl = SysTick->CTRL;

    ctrl &= ~SysTick_CLKSource_MASK;
    ctrl |= SysTick_CLKSource;

    SysTick->CTRL = ctrl;
}

/***************************************************************************//**
 * @brief