12-4.c

C51.rar

												  #include <reg51.h>
//功能引脚定义
//#define A0 BIT(PC6)						//数据1/命令0选择
sbit A0 = P1^4;
//#define WR BIT(PC5)						//读1/写0
sbit _WR = P1^3;
//#define E1 BIT(PC4)						//片选1(Master)
sbit E1 = P1^1;
//#define E2 BIT(PC7)						//片选2(slave)
sbit E2 = P1^2;
//#define lcd_data PORTA                    //数据 
#define lcd_data P0

//常用操作宏定义
#define set_E1() (E1=1)                   //1片选M
#define set_E2() (E2=1)                   //1片选S
#define set_A0() (A0=1)                   //1数据    
#define set_WR() (_WR=1)                  //1读

#define clr_E1() (E1=0)                   //0
#define clr_E2() (E2=0)                   //0
#define clr_A0() (A0=0)                   //0命令
#define clr_WR() (_WR=0)                  //0写

//液晶显示控制命令表
#define disp_off			0xAE		//显示关闭
#define disp_on 			0xAF		//显示打开
#define disp_start_line  	0xC0		//显示起始地址（后5位-表示0-31行）
#define page_addr_set		0xB8		//页地址设置(0~3)
#define col_addr_set		0x00		//列地址设置(0~61)
#define status_busy			0x80		//0＝ready
#define mode_write          0xEE        //写模式
#define dynamic_driver      0xA4        //动态驱动 
#define adc_select			0xA0		//clockwise
#define clk32 	            0xA9		//刷新时钟设置1/32
#define clk16 	            0xA8		//刷新时钟设置1/16
#define reset    			0xE2		//软件复位

//新的驱动着重在简化代码,这样外部可调用的函数为:系统初始化,清屏,判忙标志
//ASCII和汉字混合输出函数,RAM buffer数据显示输出(一般用于输出数字)
#include <reg51.h>
#include <intrins.h>

#define uchar unsigned char
#define uint  unsigned int
#define NOP() _nop_();

uchar dot_buffer[32];					//点阵缓存区
uchar disp_buffer[4];   				//ram数据显示缓存区

void lcd_init(void);					//LCD初始化
void lcd_clr(void);                     //LCD清屏
void wait_ready(void);					//等待ready
void draw_bmp(uchar col,uchar layer,uchar width,uchar *bmp);	
                                        //点阵码显示输出
void disp_one_ascii(uchar col,uchar layer,uchar ascii_code,uchar mode);
                                     //单个ascci码输出(ascii_code为ascii编码)
void disp_ram_data(uchar col,uchar layer,uchar n,uchar mode);   
                                        //ram数据(数字)显示输出
void dprintf(uchar col,uchar layer,uchar *buf,uchar mode);     
                                        //通用混合字串显示
										
typedef struct data_gb16				//汉字字模数据结构
{
	uchar index[2];
	uchar zimo[32]; 
};

struct data_gb16 code hz16[] = 
{
"延",	0x00,0x84,0xC4,0xA4,0x94,0x8C,0x00,0xE4,
		0x04,0x04,0xFC,0x42,0x63,0x42,0x00,0x00,
		0x80,0x44,0x28,0x10,0x2C,0x43,0x40,0x4F,
		0x48,0x48,0x4F,0x48,0x4C,0x68,0x20,0x00,
"时",	0x00,0xFC,0x84,0x84,0x84,0xFE,0x14,0x10,
		0x90,0x10,0x10,0x10,0xFF,0x10,0x10,0x00,
		0x00,0x3F,0x10,0x10,0x10,0x3F,0x00,0x00,
		0x00,0x23,0x40,0x80,0x7F,0x00,0x00,0x00		
};

uchar code ascii[] = {
//前面0x20(32个)ASCII码为控制命令，本程序中不用 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//   
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x38,0xFC,0xFC,0x38,0x00,0x00,//!
0x00,0x00,0x00,0x0D,0x0D,0x00,0x00,0x00,
0x00,0x0E,0x1E,0x00,0x00,0x1E,0x0E,0x00,//"
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x20,0xF8,0xF8,0x20,0xF8,0xF8,0x20,0x00,//#
0x02,0x0F,0x0F,0x02,0x0F,0x0F,0x02,0x00,
0x38,0x7C,0x44,0x47,0x47,0xCC,0x98,0x00,//$
0x03,0x06,0x04,0x1C,0x1C,0x07,0x03,0x00,
0x30,0x30,0x00,0x80,0xC0,0x60,0x30,0x00,//%
0x0C,0x06,0x03,0x01,0x00,0x0C,0x0C,0x00,
0x80,0xD8,0x7C,0xE4,0xBC,0xD8,0x40,0x00,//&
0x07,0x0F,0x08,0x08,0x07,0x0F,0x08,0x00,
0x00,0x10,0x1E,0x0E,0x00,0x00,0x00,0x00,//'
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xF0,0xF8,0x0C,0x04,0x00,0x00,//(
0x00,0x00,0x03,0x07,0x0C,0x08,0x00,0x00,
0x00,0x00,0x04,0x0C,0xF8,0xF0,0x00,0x00,//)
0x00,0x00,0x08,0x0C,0x07,0x03,0x00,0x00,
0x80,0xA0,0xE0,0xC0,0xC0,0xE0,0xA0,0x80,//*
0x00,0x02,0x03,0x01,0x01,0x03,0x02,0x00,
0x00,0x80,0x80,0xE0,0xE0,0x80,0x80,0x00,//+
0x00,0x00,0x00,0x03,0x03,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//,
0x00,0x00,0x10,0x1E,0x0E,0x00,0x00,0x00,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,//-
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//.
0x00,0x00,0x00,0x0C,0x0C,0x00,0x00,0x00,
0x00,0x00,0x00,0x80,0xC0,0x60,0x30,0x00,///
0x0C,0x06,0x03,0x01,0x00,0x00,0x00,0x00,
0xF8,0xFC,0x04,0xC4,0x24,0xFC,0xF8,0x00,//0
0x07,0x0F,0x09,0x08,0x08,0x0F,0x07,0x00,
0x00,0x10,0x18,0xFC,0xFC,0x00,0x00,0x00,//1
0x00,0x08,0x08,0x0F,0x0F,0x08,0x08,0x00,
0x08,0x0C,0x84,0xC4,0x64,0x3C,0x18,0x00,//2
0x0E,0x0F,0x09,0x08,0x08,0x0C,0x0C,0x00,
0x08,0x0C,0x44,0x44,0x44,0xFC,0xB8,0x00,//3
0x04,0x0C,0x08,0x08,0x08,0x0F,0x07,0x00,
0xC0,0xE0,0xB0,0x98,0xFC,0xFC,0x80,0x00,//4
0x00,0x00,0x00,0x08,0x0F,0x0F,0x08,0x00,
0x7C,0x7C,0x44,0x44,0xC4,0xC4,0x84,0x00,//5
0x04,0x0C,0x08,0x08,0x08,0x0F,0x07,0x00,
0xF0,0xF8,0x4C,0x44,0x44,0xC0,0x80,0x00,//6
0x07,0x0F,0x08,0x08,0x08,0x0F,0x07,0x00,
0x0C,0x0C,0x04,0x84,0xC4,0x7C,0x3C,0x00,//7
0x00,0x00,0x0F,0x0F,0x00,0x00,0x00,0x00,
0xB8,0xFC,0x44,0x44,0x44,0xFC,0xB8,0x00,//8
0x07,0x0F,0x08,0x08,0x08,0x0F,0x07,0x00,
0x38,0x7C,0x44,0x44,0x44,0xFC,0xF8,0x00,//9
0x00,0x08,0x08,0x08,0x0C,0x07,0x03,0x00,
0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//:
0x00,0x00,0x00,0x06,0x06,0x00,0x00,0x00,
0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//;
0x00,0x00,0x08,0x0E,0x06,0x00,0x00,0x00,
0x00,0x80,0xC0,0x60,0x30,0x18,0x08,0x00,//<
0x00,0x00,0x01,0x03,0x06,0x0C,0x08,0x00,
0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,//=
0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,
0x00,0x08,0x18,0x30,0x60,0xC0,0x80,0x00,//>
0x00,0x08,0x0C,0x06,0x03,0x01,0x00,0x00,
0x18,0x1C,0x04,0xC4,0xE4,0x3C,0x18,0x00,//?
0x00,0x00,0x00,0x0D,0x0D,0x00,0x00,0x00,
0xF0,0xF8,0x08,0xC8,0xC8,0xF8,0xF0,0x00,//@
0x07,0x0F,0x08,0x0B,0x0B,0x0B,0x01,0x00,
0xE0,0xF0,0x98,0x8C,0x98,0xF0,0xE0,0x00,//A
0x0F,0x0F,0x00,0x00,0x00,0x0F,0x0F,0x00,
0x04,0xFC,0xFC,0x44,0x44,0xFC,0xB8,0x00,//B
0x08,0x0F,0x0F,0x08,0x08,0x0F,0x07,0x00,
0xF0,0xF8,0x0C,0x04,0x04,0x0C,0x18,0x00,//C
0x03,0x07,0x0C,0x08,0x08,0x0C,0x06,0x00,
0x04,0xFC,0xFC,0x04,0x0C,0xF8,0xF0,0x00,//D
0x08,0x0F,0x0F,0x08,0x0C,0x07,0x03,0x00,
0x04,0xFC,0xFC,0x44,0xE4,0x0C,0x1C,0x00,//E
0x08,0x0F,0x0F,0x08,0x08,0x0C,0x0E,0x00,
0x04,0xFC,0xFC,0x44,0xE4,0x0C,0x1C,0x00,//F
0x08,0x0F,0x0F,0x08,0x00,0x00,0x00,0x00,
0xF0,0xF8,0x0C,0x84,0x84,0x8C,0x98,0x00,//G
0x03,0x07,0x0C,0x08,0x08,0x07,0x0F,0x00,
0xFC,0xFC,0x40,0x40,0x40,0xFC,0xFC,0x00,//H
0x0F,0x0F,0x00,0x00,0x00,0x0F,0x0F,0x00,
0x00,0x00,0x04,0xFC,0xFC,0x04,0x00,0x00,//I
0x00,0x00,0x08,0x0F,0x0F,0x08,0x00,0x00,
0x00,0x00,0x00,0x04,0xFC,0xFC,0x04,0x00,//J
0x07,0x0F,0x08,0x08,0x0F,0x07,0x00,0x00,
0x04,0xFC,0xFC,0xC0,0xF0,0x3C,0x0C,0x00,//K
0x08,0x0F,0x0F,0x00,0x01,0x0F,0x0E,0x00,
0x04,0xFC,0xFC,0x04,0x00,0x00,0x00,0x00,//L
0x08,0x0F,0x0F,0x08,0x08,0x0C,0x0E,0x00,
0xFC,0xFC,0x38,0x70,0x38,0xFC,0xFC,0x00,//M
0x0F,0x0F,0x00,0x00,0x00,0x0F,0x0F,0x00,
0xFC,0xFC,0x38,0x70,0xE0,0xFC,0xFC,0x00,//N
0x0F,0x0F,0x00,0x00,0x00,0x0F,0x0F,0x00,
0xF0,0xF8,0x0C,0x04,0x0C,0xF8,0xF0,0x00,//O
0x03,0x07,0x0C,0x08,0x0C,0x07,0x03,0x00,
0x04,0xFC,0xFC,0x44,0x44,0x7C,0x38,0x00,//P
0x08,0x0F,0x0F,0x08,0x00,0x00,0x00,0x00,
0xF8,0xFC,0x04,0x04,0x04,0xFC,0xF8,0x00,//Q
0x07,0x0F,0x08,0x0E,0x3C,0x3F,0x27,0x00,
0x04,0xFC,0xFC,0x44,0xC4,0xFC,0x38,0x00,//R
0x08,0x0F,0x0F,0x00,0x00,0x0F,0x0F,0x00,
0x18,0x3C,0x64,0x44,0xC4,0x9C,0x18,0x00,//S
0x06,0x0E,0x08,0x08,0x08,0x0F,0x07,0x00,
0x00,0x1C,0x0C,0xFC,0xFC,0x0C,0x1C,0x00,//T
0x00,0x00,0x08,0x0F,0x0F,0x08,0x00,0x00,
0xFC,0xFC,0x00,0x00,0x00,0xFC,0xFC,0x00,//U
0x07,0x0F,0x08,0x08,0x08,0x0F,0x07,0x00,
0xFC,0xFC,0x00,0x00,0x00,0xFC,0xFC,0x00,//V
0x01,0x03,0x06,0x0C,0x06,0x03,0x01,0x00,
0xFC,0xFC,0x00,0x80,0x00,0xFC,0xFC,0x00,//W
0x03,0x0F,0x0E,0x03,0x0E,0x0F,0x03,0x00,
0x0C,0x3C,0xF0,0xC0,0xF0,0x3C,0x0C,0x00,//X
0x0C,0x0F,0x03,0x00,0x03,0x0F,0x0C,0x00,
0x00,0x3C,0x7C,0xC0,0xC0,0x7C,0x3C,0x00,//Y
0x00,0x00,0x08,0x0F,0x0F,0x08,0x00,0x00,
0x1C,0x0C,0x84,0xC4,0x64,0x3C,0x1C,0x00,//Z
0x0E,0x0F,0x09,0x08,0x08,0x0C,0x0E,0x00,
0x80,0x80,0x80,0x80,0xe0,0xC0,0x80,0x00,//->0x5b(自定义显示字符) 
0x01,0x01,0x01,0x01,0x07,0x03,0x01,0x00
//0x5c开始可以加入其他的自定义字符
};

void send_mi(uchar instruction)
{  
   	clr_E2();                   //关S    
    set_E1();                   //开M	
	wait_ready();
    clr_A0();				    //指令
    clr_WR();				    //写触发	
	NOP();
	lcd_data = instruction;     //指令码
	NOP();	
    clr_E1();                   //关M
}

void send_md(uchar c)
{
	clr_E2();                   //关S
    set_E1();                   //开M
	wait_ready();	
    set_A0();				    //数据
    clr_WR();				    //写触发	
    NOP();
    lcd_data = c;               //数据
    NOP();	
    clr_E1();                   //关M
}

void send_si(uchar instruction)
{     
	clr_E1();                   //关M
    set_E2();                   //开S
	wait_ready();         
    clr_A0();				    //指令
    clr_WR();				    //写触发    
	NOP();
    lcd_data=instruction;       //指令码