您好，我想请问这个第十六届省赛模拟Ⅲ这个功能如何实现 没有什么好思路 希望可以给出答案 谢谢！ 以下为我的main.c主程序代码，底层驱动已经确认无误！

#include "main.h"
// Timer
unsigned long ulms = 0;
unsigned long ulPeripherals = 0;
unsigned int uiSeg_Dly = 0;
unsigned int uiADC_Dly = 0;
unsigned int uiKey_Dly = 0;
unsigned int uiLed_Dly = 0;
unsigned int uiPeripherals_Dly = 0;
// Seg
unsigned char pucSeg_Buf[12], pucSeg_Code[8], ucSeg_Pos = 0;
// ADC
float ADC_Val = 0;
float Water_Val = 0;
// Key
unsigned char Key_Val = 0, Key_Val_Old = 0;
// Peripherals
unsigned char Relay_Status = 0;
// Led
unsigned char ucLed = 0x00;
// Parm
unsigned char Water_Parm = 50;
unsigned int Time_Interval = 3;
// Mode
unsigned char Disp_Mode = 0; // 0-温度界面 1-参数界面 2-时间界面
unsigned char Status_Mode = 1; // 0-启动 1-停止
// Fun
void Seg_Proc(void);
void ADC_Proc(void);
void Key_Proc(void);
void Led_Proc(void);
void Peripherals_Proc(void);

// Main
void main(void)
{
    System_Init();
    Timer0Init();
    EA = 1;

    while(1)
    {
        Seg_Proc();
        ADC_Proc();
        Key_Proc();
        Led_Proc();
        Peripherals_Proc();
    }
}

void Seg_Proc(void)
{
    if(uiSeg_Dly <= 200)
        return;

    uiSeg_Dly = 0;

    if(Disp_Mode == 0)
    {
        sprintf(pucSeg_Buf, "C     %2u", (unsigned int)Water_Val);
    }
    else if(Disp_Mode == 1)
    { 
        sprintf(pucSeg_Buf, "E     %2u", (unsigned int)Water_Parm);
    }
    else
    {
        sprintf(pucSeg_Buf, "H     %2u", Time_Interval);
    }

    Seg_Tran(pucSeg_Buf, pucSeg_Code);
}

void ADC_Proc(void)
{
    if(uiADC_Dly <= 200)
        return;

    uiADC_Dly = 0;

    ADC_Val = Read_ADC() / 51.0;

    if(ADC_Val <= 1)
    {
        Water_Val = 10;
    }
    else if(ADC_Val >= 4)
    {
        Water_Val = 90;
    }
    else if(ADC_Val > 1 && ADC_Val < 4)
    {
        Water_Val = (80.0 / 3.0) * (ADC_Val - 1) + 10;
    }
}

void Key_Proc(void)
{
    if(uiKey_Dly <= 20)
        return;

    uiKey_Dly = 0;

    Key_Val = Key_Read();

    if(Key_Val == Key_Val_Old)
        return;

    switch(Key_Val)
    {
        case 4:
            Disp_Mode = (++Disp_Mode) % 3;
            break;
        case 5:
            Status_Mode = (++Status_Mode) % 2;
            break;
        // 0-温度界面 1-参数界面 2-时间界面
        case 8:
            if(Disp_Mode == 1)
            {
                if(Water_Parm == 30)
                {
                    Water_Parm = 90;
                }
                else
                {
                    Water_Parm -= 5;
                }
            }
            else if(Disp_Mode == 2)
            {
                if(Time_Interval == 1)
                {
                    Time_Interval = 10;
                }
                else
                {
                    Time_Interval -= 1;
                }
            }
            break;
        case 9:
            if(Disp_Mode == 1)
            {
                if(Water_Parm == 90)
                {
                    Water_Parm = 30;
                }
                else
                {
                    Water_Parm += 5;
                }
            }
            else if(Disp_Mode == 2)
            {
                if(Time_Interval == 10)
                {
                    Time_Interval = 1;
                }
                else
                {
                    Time_Interval += 1;
                }
            }
            break;
    }

    Key_Val_Old = Key_Val;
}

void Peripherals_Proc(void)
{
    if(uiPeripherals_Dly <= 100)
        return;

    uiPeripherals_Dly = 0;

    if(Status_Mode == 0)
    {
        if(Water_Val < Water_Parm)
        {
            // 如果当前时间与上次操作时间间隔小于设定时间间隔，则继电器吸合
            if(ulms - ulPeripherals <= Time_Interval * 1000)
            {
                Relay_Status = 1;
            }
            // 如果当前时间与上次操作时间间隔大于设定时间间隔，则继电器断开
            else
            {
                Relay_Status = 0;
            }
        }
        // 如果湿度值大于等于湿度参数，继电器断开
        else
        {
            Relay_Status = 0;
        }
        // 更新上次操作时间
        ulPeripherals = ulms;
    }
    else
    {
        Relay_Status = 0;
    }

    Set_Peripherals(Relay_Status);
}

void Led_Proc(void)
{
    if(uiLed_Dly <= 100)
        return;

    uiLed_Dly = 0;

    if(Disp_Mode == 0)
        ucLed |= 0x01;
    else
        ucLed &= ~0x01;

    if(Disp_Mode == 1)
        ucLed |= 0x02;
    else
        ucLed &= ~0x02;

    if(Disp_Mode == 2)
        ucLed |= 0x04;
    else
        ucLed &= ~0x04;

    if(Status_Mode == 0)
        ucLed |= 0x80;
    else
        ucLed &= ~0x80;

    Led_Disp(ucLed);
}

void Time_0(void) interrupt 1
{
    ulms++;
    uiSeg_Dly++;
    uiADC_Dly++;
    uiKey_Dly++;
    uiLed_Dly++;
    uiPeripherals_Dly++;

    if(ulms % 2 == 0)
    {
        ucSeg_Pos = (++ucSeg_Pos) % 8;
        Seg_Disp(pucSeg_Code, ucSeg_Pos);
    }
}
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