2. Declare a function called SysTick_Start. It initializes SysTimer so it starts counting down from 1200010 to 010. / Initialize SysTick with busy wg it running at bus c Void SY STick. Init (void){ 2. Declare a function called SysTick_Start. It initializes SysTimer so it starts counting down from 1200010 to 010. / Initialize SysTick with busy wg it running at bus c Void SY STick. Init (void){