51单片机对八位数字秒表的设计-#define DIG_NONE 0xff;
#define DIG_1 0x7f
#define DIG_2 0xbf
#define DIG_3 0xdf
#define DIG_4 0xef
#define DIG_5 0xf7
#define DIG_6 0xfb
#define DIG_7 0xfd
#define DIG_8 0xfe
PIC单片机SPI通信的设计-const uchar table［］={0x3f，0x06，0x5b，0x4f，0x66，0x6d，0x7d，
0x07，0x7f，0x6f，0x77，0x7c，0x39，0x5e，0x79，0x71};
uchar data_temp;
void delay（uint x）;
void init（）;
void didi（uchar num）;
void disp（uchar num1，uchar num2，uchar num3，uchar num4，uchar num5，uchar num6）;
void comm（uchar data）;
uchar read（uchar add）;
void write（uchar add，uchar wdata）;
void write_enable（）;
void main（）
{Uchari;for(i=0;i16;i++){DispOneChar(i,1,dd++);dd=0x7f;if(dd32)dd=32;}}//显示光标定位voidLocateXY(char…
includereg52h>defineuintunsignedintunsignedcharcodetab[]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe
includereg52h>defineuintunsignedintunsignedcharcodetab[]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe
实用C51编程的高级技巧(C51编程)一C51热启动代码的编制voidmain(){chardata*HotPoint=(char*)0x7f;if((*HotPoint==0xaa)(
includeAT89X52Hunsignedcharcodetab[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};unsignedcharcodedigit
