auxiliary_sample_addition_past/stm32basic/ticket.c

#include "ticket.h"

uint32_t Get_ticket(void) {return HAL_GetTick();}

uint32_t haspassedms(uint32_t ticket){
    uint32_t nowticket = Get_ticket();
    if(nowticket > ticket)
    return nowticket - ticket;
    else
    return UINT32_MAX - ticket + nowticket;//��ʱʱ��
}