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- #include<reg51.h>
- #include<absacc.h>
- #define uint unsigned int
- #define uchar unsigned char
- void delay(uint x);
- void out(char state)
- {
- code uchar table[]={0x03,0x09,0x0c,0x06}; //反轉(zhuǎn)
- // code uchar table[]={0x03,0x06,0x0C,0x09};//正轉(zhuǎn)
- P1=table[state];
- // PORT=table[state];
- delay(8);
- }
- uchar phase=0;
- //out(uchar x);
- void main()
- {
- for(;;)
- {
- out(phase=++phase&0x03);//調(diào)用輸出函數(shù)
- }
- }
- void delay(uint x)
- {
- uchar j;
- while(x-->0)
- {
- for(j=0;j<125;j++)
- {;;}
- }
- }
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