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1、#include #include #define uint unsigned int #define uchar unsigned char #define ulong unsigned long #define addo (5.0/65535.0) sbit E=P2A0; sbit RW=P2A1； sbit RS=P2A2; sbit SDO=P2A3； sbit SCK=P2A4； sbit CONV=P2A5； sbit CS1=P2A6； sbit CS2=P2A7； uchar code num= 0 x00,0 xE0,0 x10,0 x08,0 x08,0 x10,0 xE

2、0,0 x00,0 x00,0 x0F,0 x10,0 x20,0 x20,0 x10,0 x0F,0 x00,/*0,0* / 0 x00,0 x10,0 x10,0 xF8,0 x00,0 x00,0 x00,0 x00,0 x00,0 x20,0 x20,0 x3F,0 x20,0 x20,0 x00,0 x00,/*1,1* / 0 x00,0 x70,0 x08,0 x08,0 x08,0 x88,0 x70,0 x00,0 x00,0 x30,0 x28,0 x24,0 x22,0 x21,0 x30,0 x00,/*2,2* / 0 x00,0 x30,0 x08,0 x88,0

3、 x88,0 x48,0 x30,0 x00,0 x00,0 x18,0 x20,0 x20,0 x20,0 x11,0 x0E,0 x00,/*3,3* / 0 x00,0 x00,0 xC0,0 x20,0 x10,0 xF8,0 x00,0 x00,0 x00,0 x07,0 x04,0 x24,0 x24,0 x3F,0 x24,0 x00,/*4,4* / 0 x00,0 xF8,0 x08,0 x88,0 x88,0 x08,0 x08,0 x00,0 x00,0 x19,0 x21,0 x20,0 x20,0 x11,0 x0E,0 x00,/*5,5* / 0 x00,0 xE

4、0,0 x10,0 x88,0 x88,0 x18,0 x00,0 x00,0 x00,0 x0F,0 x11,0 x20,0 x20,0 x11,0 x0E,0 x00,/*6,6* / 0 x00,0 x38,0 x08,0 x08,0 xC8,0 x38,0 x08,0 x00,0 x00,0 x00,0 x00,0 x3F,0 x00,0 x00,0 x00,0 x00,/*7,7* / 0 x00,0 x70,0 x88,0 x08,0 x08,0 x88,0 x70,0 x00,0 x00,0 x1C,0 x22,0 x21,0 x21,0 x22,0 x1C,0 x00,/*8,

5、8 */ 0 x00,0 xE0,0 x10,0 x08,0 x08,0 x10,0 xE0,0 x00,0 x00,0 x00,0 x31,0 x22,0 x22,0 x11,0 x0F,0 x00,/*9,9* / 0 x00,0 x00,0 x00,0 x00,0 x00,0 x00,0 x00,0 x00,0 x00,0 x30,0 x30,0 x00,0 x00,0 x00,0 x00,0 x00,/*.,A* / ; uchar code Hz= 0 x00,0 x04,0 x04,0 xF4,0 x94,0 x94,0 x9C,0 x97,0 x94,0 x94,0 x94,0

6、xF4,0 x04,0 x04,0 x00,0 x00, 0 x40,0 x40,0 x40,0 x7F,0 x4A,0 x4A,0 x4A,0 x4A,0 x4A,0 x4A,0 x4A,0 x7F,0 x40,0 x40,0 x40,0 x00,/* 直,0*/ 0 x10,0 x60,0 x01,0 x86,0 x60,0 x04,0 x44,0 x64,0 x55,0 x4E,0 x44,0 x64,0 xC4,0 x04,0 x04,0 x00, 0 x04,0 x04,0 xFC,0 x03,0 x40,0 x30,0 x0F,0 x00,0 x00,0 x7F,0 x00,0 x

7、3F,0 x40,0 x40,0 x70,0 x00,/* 0 x40,0 x20,0 xF8,0 x17,0 x02,0 xFE,0 x02,0 xF2,0 x02,0 xFE,0 x00,0 xF8,0 x00,0 xFF,0 x00,0 x00, 0 x00,0 x00,0 x7F,0 x40,0 x20,0 x13,0 x0C,0 x03,0 x04,0 x3B,0 x10,0 x27,0 x40,0 x3F,0 x00,0 x00,/* 0 x00,0 x00,0 xF8,0 x48,0 x48,0 x48,0 x48,0 xFF,0 x48,0 x48,0 x48,0 x48,0

8、xF8,0 x00,0 x00,0 x00, 0 x00,0 x00,0 x0F,0 x04,0 x04,0 x04,0 x04,0 x3F,0 x44,0 x44,0 x44,0 x44,0 x4F,0 x40,0 x70,0 x00,/* 0 x00,0 x00,0 xFE,0 x02,0 x42,0 x42,0 x42,0 x42,0 xFA,0 x42,0 x42,0 x42,0 x62,0 x42,0 x02,0 x00, 0 x20,0 x18,0 x27,0 x20,0 x20,0 x20,0 x20,0 x20,0 x3F,0 x20,0 x21,0 x2E,0 x24,0 x

9、20,0 x20,0 x00,/* ,4*/ ; void delay_1ms(uint z)/延時(shí)子程序 uint x,y; for(x=0;xz;x+) for(y=0;y110;y+); void checkbusy12864(void)/ 判忙 uchar dat; EX0=0; /寫數(shù)據(jù) /寫命令 void clear12864(void) /清屏 uchar page,row; for(page=0 xb8;page0 xc0;page+) cmd_w12864(page); cmd_w12864(0 x40); RS=0; RW=1; do P0=0 x00; E=1; dat=

10、P0 E=0; while(dat!=0 x00); EX0=1; void dat_w12864(uchar dat) checkbusy12864(); EX0=0; RS=1; RW=0; E=1; P0=dat; E=0; EX0=1; void cmd_w12864(uchar cmd) checkbusy12864(); EX0=0; RS=0; RW=0; E=1; P0=cmd; E=0; EX0=1; for(row=0;row64;row+) dat_w12864(0 x00); void choose12864(uchar i) switch(i) case 0: CS1

11、=0; CS2=1; break; case 1: CS1=1; CS2=0; break; case 2: CS1=0; CS2=0; break; default: break; /選屏，i是要寫的屏，0是左屏，1是右屏，2是雙屏。 void init12864(void) checkbusy12864(); cmd_w12864(0 xc0); cmd_w12864(0 x3f); /初始化 /從第零行開始顯示 /LCD 顯示 RAM 中的內(nèi)容 /8*8 字符顯示 void play8(uchar ch,uchar row,uchar page,uchar number) uint i;

12、 choose12864(ch); page=page1; row=row3; cmd_w12864(row+0 x40); cmd_w12864(page+0 xb8); for(i=0;i8;i+) dat_w12864(numi+16*number); cmd_w12864(row+0 x40); cmd_w12864(page+0 xb9); for(i=0;i8;i+) dat_w12864(numi+16*number+8); void play16(uchar ch,uchar row,uchar page,uchar number)/16*16 字符顯示 uint i; cho

13、ose12864(ch); page=page1; row=row3; cmd_w12864(row+0 x40); cmd_w12864(page+0 xb8); for(i=0;i16;i+) dat_w12864(Hzi+32*number); cmd_w12864(row+0 x40); cmd_w12864(page+0 xb9); for(i=0;i16;i+) dat_w12864(Hzi+32*number+16); arrange 頁 uchar dat_r12864(uchar page,uchar arrange)/讀數(shù)據(jù)， page 頁地址， 地址 uchar dat;

14、 checkbusy12864(); cmd_w12864(page+0 xb8); cmd_w12864(arrange+0 x40); EX0=0; P0=0 xff; RW=1; RS=1; E=1; E=0; E=1; dat=P0; E=0; return(dat); EX0=1; uint LTC1864_READ() uchar i; uint temp = 0; CONV = 0; CONV = 1; _nop_();_nop_();_nop_(); CONV = 0; SDO = 1; for(i=0;i16;i+) SCK = 1; _nop_(); SCK = 0; _nop_(); temp = 1; if(SDO=1) temp |= 0 x0001; CONV = 1; return temp; void main() uchar a,b,c,d,i; uint temp; choose12864(2); init12864(); clear12864(); while(1) LTC1864_READ(); for(i=0;i4

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