/************************************************************
程序功能：在液晶上用串行數(shù)據(jù)通信方式循環(huán)滾動(dòng)顯示漢字
-------------------------------------------------------------
測(cè)試說(shuō)明：觀察液晶顯示
*************************************************************/
#include  <msp430x14x.h>
#include "BoardConfig.h"
#include "cryfucns.h"

const uchar h0[] = {"誠(chéng)實(shí)以啟人之信我"};
const uchar h1[] = {"樂善以使人之親我"};
const uchar h2[] = {"虛心以聽人之教我"};
const uchar h3[] = {"恭順以取人之敬我"};
const uchar h4[] = {"自檢以杜人之議我"};
const uchar h5[] = {"自反以杜人之罪我"};
const uchar h6[] = {"容忍以免人之欺我"};
const uchar h7[] = {"勤儉以補(bǔ)人之助我"};
const uchar h8[] = {"量力以濟(jì)人之求我"};
const uchar h9[] = {"盡心以報(bào)人之任我"};

const uchar *ptr[10];

uchar d1=0,d2=1,d3=2,d4=3;
uchar tcnt=0;
/************************主函數(shù)*************************/
void main(void)
{
    WDTCTL = WDT_ADLY_1000;             // 定時(shí)時(shí)間1S
    IE1   |= WDTIE;
    BoardConfig(0xba);                   // 關(guān)閉數(shù)碼管、流水燈、4245
    
    //初始化指針數(shù)組
    ptr[0] = h0;
    ptr[1] = h1;
    ptr[2] = h2;
    ptr[3] = h3;
    ptr[4] = h4;
    ptr[5] = h5;
    ptr[6] = h6;
    ptr[7] = h7;
    ptr[8] = h8;
    ptr[9] = h9;
    
    Ini_Lcd();                           // 初始化液晶
    
    _EINT();    
    LPM1;
}

/*******************************************
函數(shù)名稱：watchdog_timer
功    能：看門狗中斷服務(wù)函數(shù)
參    數(shù)：無(wú)
返回值  ：無(wú)
********************************************/
#pragma vector=WDT_VECTOR
__interrupt void watchdog_timer(void)
{ 
    uchar tmp;
    
    tcnt++;
    
    if(tcnt == 0x02)
    {
        Disp_HZ(0x80,ptr[d1],8);
        Disp_HZ(0x90,ptr[d2],8);
        Disp_HZ(0x88,ptr[d3],8);
        Disp_HZ(0x98,ptr[d4],8);
        
   /*這段代碼與視頻教程中略有不同，修正了視頻教程中出現(xiàn)的某些行重復(fù)
     顯示的錯(cuò)誤，現(xiàn)在這個(gè)程序就是完美無(wú)誤的了！這段代碼的工作原理與
     視頻中所述是一致的，大家仍可按視頻中的講解來(lái)理解*/
        tmp = d4;
        d4++;
        if(d4 == 10)    
        {   
            d4 = 0; 
        }
        d1 = d2;
        d2 = d3;
        d3 = tmp;           
        tcnt = 0;
    }
}