/* This will stop the SysTick counter. If an interrupt handler has been registered, it will no longer be called until SysTick is restarted. */
void SysTickDisable(void)
/* This will stop the SysTick counter. If an interrupt handler has been registered, it will no longer be called until SysTick is restarted. */
void SysTickDisable(void)
{
    HWREG(NVIC_ST_CTRL) &= ~(NVIC_ST_CTRL_ENABLE);
}