#include<ioCC2530.h>
#define LED1 P1_0
#define LED2 P1_1

/**
*
* Ten Group 
* Member:LXS,CJL,XJW,LHW
* DATE:2021-9-17
*
*/

unsigned char interrupt_flag = 0; //0：未打断 1：打断
unsigned char initial_flag = 1; //初始化标志位

void delay(unsigned int countdown){
      unsigned int i,j;
      for(i = 0; i < countdown; i++){
            for(j = 0; j < 1024; j++);
      }
}

void initial_gpio(void){
      P1SEL &=~0X07;
      P1DIR |= 0X03;
      P1DIR &=~0X04;
      P1INP &=~0X04;
      P2INP &=~0X40;
      P1 &=~0X03;
}

void initial_interrupt(void){
      EA = 1;
      IEN2 |=0X10;
      P1IEN |=0X04;
      PICTL |=0X02;
}

#pragma vector = P1INT_VECTOR
__interrupt void interrupt_control(void){
      if(P1IFG & 0X04){
            if(interrupt_flag){
                  interrupt_flag = 0;
            }else{
                  interrupt_flag = 1;
            }
      }
      P1IF = 0X00;
      P1IFG = 0X00;
}
void waterfullLightStatus(void){
      unsigned char status_flag = 0;
      if(!interrupt_flag){
            if(initial_flag){
                  LED1 = 1;delay(50);
                  LED2 = 1;delay(50);
                  LED1 = 0;delay(50);
                  LED2 = 0;delay(50);
                  initial_flag = 0;
            }
            if(LED1 == 1 && LED2 == 0){
                  status_flag = 1;
            }else if(LED1 == 0 && LED2 ==1){
                  status_flag = 0;
            }
            switch(status_flag){
            case 0:
                  LED1 = 0;delay(50);
                  LED2 = 1;delay(50);
                  LED1 = 1;delay(50);
                  LED2 = 0;delay(50);
                  break;
            case 1:
                  LED1 = 1;delay(50);
                  LED2 = 0;delay(50);
                  LED2 = 1;delay(100);
                  LED1 = 0;delay(50);
                  break;
            default:
                  status_flag = 0;
            }
      }else{
            if(LED1){
                  LED1 = 1;
            }else if(!LED1){
                  LED1 = 0;
            }else if(!LED2){
                  LED2 = 0;
            }else if(LED2){
                  LED2 = 1;
            }
      }
}

void main(void){
      initial_gpio();
      initial_interrupt();
      for(;;){
            waterfullLightStatus();    
      }
}