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1、大型双色点阵屏C语言程序/* 32*128 LED点阵屏 C 程序 * auther:chaozheng fu time:2007.12.14 night email:4450035*/595连级输出数据,138行驱动。P1.0P1.3为点阵显示汉字程串口输出字符数据, /P3口输出行扫描信号,P1.5输出595锁存信号 #include "AT89X51.H"#define uchar unsi
2、gned char#define uint unsigned int#define False 0#define True (!False)#define P_138_scan P3
3、; /138扫描,P3.0P3.3sbit P_RED1_CON=P10;
4、; /红数据端口,低电平有效 sbit P_RED2_CON=P12; sbit P_GREEN1_CON=P11;
5、160; /绿数据端口,低电平有效 sbit P_GREEN2_CON=P13;sbit P_138_EN=P34; &
6、#160; /138使能端 sbit P_595_LT=P15;
7、0; /595锁存,高电平有效 sbit P_595_SK=P16;
8、160; /595脉冲端口 sbit P_led_work=P14; /系统工作状态 1秒闪烁
9、sbit ACC0=0xe0;sbit ACC7=0xe7;uchar buff0;uchar buff1;uchar buff2;uchar buff3;uchar data BUFFER1=0;uchar code hanzi5128= /热0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x60,0xC0,0x00,0x00,0x70,0xC0,0x00,0x00,0x70,0xC0,0x00,0x00,0x30,0xC0,0x00,0x00,0x30,0xD8,0x00,0x00,0x3C,0xFC,0x00,0x00,0x7C,0xFC,0x
10、00,0x01,0xFF,0xD8,0x00,0x01,0xF7,0xD8,0x00,0x00,0x31,0xD8,0x00,0x00,0x3B,0x98,0x00,0x00,0x7B,0x98,0x00,0x01,0xF1,0xD8,0x00,0x0F,0xF3,0xD9,0x00,0x0F,0xB3,0xD9,0x00,0x06,0x37,0x1F,0x00,0x00,0xF6,0x0F,0x00,0x00,0xFE,0x0F,0x00,0x00,0x6C,0x07,0x80,0x01,0xF1,0x88,0x00,0x01,0x99,0xCE,0x00,0x03,0x9C,0xCF,0x
11、00,0x03,0x9C,0xC7,0x00,0x07,0x0C,0x43,0x00,0x07,0x00,0x03,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/烈0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x1C,0x00,0x00,0x1F,0x1C,0x00,0x01,0xFF,0x9C,0x00,0x01,0xFC,0x0C,
12、0x00,0x00,0xF8,0x0C,0x00,0x00,0x39,0xCC,0x00,0x00,0x34,0xCC,0x00,0x00,0x7E,0xCC,0x00,0x00,0x7E,0xCC,0x00,0x00,0xCE,0xCC,0x00,0x01,0xEC,0xCC,0x00,0x01,0xFC,0xCC,0x00,0x03,0x78,0xCC,0x00,0x00,0x38,0xCC,0x00,0x00,0x30,0xFC,0x00,0x00,0x70,0x3C,0x00,0x00,0xE0,0x1C,0x00,0x01,0xC1,0x98,0x00,0x03,0xB1,0xC6,
13、0x00,0x06,0x39,0xC7,0x00,0x06,0x38,0xE7,0x80,0x0E,0x18,0xE3,0x80,0x0E,0x18,0x03,0xC0,0x0E,0x00,0x01,0xC0,0x04,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, /欢0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
14、0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x0E,0x00,0x00,0x01,0xCE,0x00,0x00,0x1F,0xCF,0xF0,0x00,0x30,0xDF,0xF8,0x00,0x0C,0x9E,0x30,0x00,0x0F,0xB6,0x60,0x00,0x07,0x06,0xC0,0x00,0x07,0x07,0x00,0x00,0x1C,0xCD,0xC0,0x00,0x78,0x0C,0xE0,0x00,0x20,0x38,0x78,0x00,0x00,0xF0,
15、0x3E,0x00,0x03,0xC0,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/迎0x00,0x0
16、0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x5C,0x00,0x00,0x1E,0x7B,0xF0,0x00,0x0F,0x67,0xF0,0x00,0x00,0x63,0x30,0x00,0x1F,0x63,0x30,0x00,0x13,0x63,0x60,0x00,0x02,0x7B,0xE0,0x00,0x02,0xF3,0x80,0x00,0x02,0x03,0x00,0x00,0x7F,0xE
17、3,0x00,0x00,0x7C,0xFF,0xFE,0x00,0x40,0x0F,0xFE,0x00,0x00,0x03,0xFC,0x00,0x00,0x00,0x78,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0
18、0,0x00,0x00,0x00,0x00,0x00,0x00,/!0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x80,0x00,0x00,0x07,0xC0,0x00,0x00,0x0F,0xC0,0x00,0x00,0x1F,0xC0,0x00,0x00,0x1F,0xC0,0x00,0x00,0x1F,0xC0,0x00,0x00,0x0F,0xC0,0x00,0x00,0x07,0xC0,0x00,0x00,0x07,0xC0,0x00,0x00,0x07,0x80,0x00,0x00,0x07,0x80,0x00,0x00,0
19、x07,0x80,0x00,0x00,0x07,0x80,0x00,0x00,0x07,0x00,0x00, /!0x00,0x07,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x0F,0x80,0x00,0x00,0x
20、0F,0xC0,0x00,0x00,0x0F,0xC0,0x00,0x00,0x07,0xC0,0x00,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 ;uchar code P_138_SDATA16= 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,
21、/16行段码 0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f
22、160; uchar P_rol_count;void delay(uchar t);
23、;
24、; /延时 void outd_data_send(uchar *d);
25、
26、 /发送数据 void cpu_init(void);void outd_data_send1(uchar *d);void open_col(void);void close_col(void);void main() uchar char_count,num=0,k;
27、60;
28、60; /char_count是从字模数组里向后取数据时的计数器,用以改变显示文字的内容. cpu_init();
29、60; /初始化P1口
30、 while(1)
31、0; /重复循环显示 for(char_count=0;
32、char_count<=31;char_count+) if(char_count<16) outd_data_send(&hanzi0char_count*4+num);
33、60; /输出第1个字的第一字节。 outd_data_send(&hanzi0char
34、_count*4+num+1); /输出第1个字的第二字节。 outd_data_send(&
35、amp;hanzi0char_count*4+num+2); /输出第2个字的第一字节。
36、0; outd_data_send(&hanzi0char_count*4+num+3); /输出第2个字的第二字节。
37、160; P_595_LT=True;
38、 /锁存为高,595锁存信号 open_col(); else for(char_count=16;char_count<32;
39、char_count+) outd_data_send1(&hanzi0char_count*4+num);
40、; /输出第1个字的第一字节。 outd_data_send1(&hanzi0char_count*4+num+1);
41、60; /输出第1个字的第二字节。 outd_data_send1(&hanzi0char_count*4+num+2);
42、 /输出第2个字的第一字节。 outd_data_send1(&hanzi0char_count*4+num+3);
43、0; /输出第2个字的第二字节。 P_595_LT=True;
44、; /锁存为高,595锁存信号 open_col(); /
45、 delay(100); close_col(); /*void up_col_send(void) for(P_rol_count=0;P_rol_count<16;P_rol_count+) P_138_EN=True; P_138_scan=P_138_SDATAP_rol_count; buff0P_rol_count void one_col_send
46、(void) uint y=0; for(y=0;y<32;y+) temp=buff0y; out_data_send(&temp); */void change_data(); for(uint k=0;k<4;k+) for(uint i=0;i<4;i+) buff0i=hanziivoid open_col(void) P_138_EN=True;
47、 P_138_scan=P_138_SDATAP_rol_count; /输出行信号 P_rol_count+;
48、0; /行加一 if(P_rol_count=16) P_r
49、ol_count=False; void close_col(void) P1=0xff; void outd_data_send(uchar *d) /发送数据
50、 uint i; uchar P_data_sbuf; /缓冲寄存 ACC=*d; P_data_sbuf=ACC; &
51、#160; /取数, P_595_LT=False; for(i=0;i<8;i+) P_595_SK=False; ACC=P_data_sbuf; P_GREEN1_CON=ACC7; P_595_SK=True; ACC=ACC<<True; P_data_sbuf=ACC; P_data_sbuf=0xff;
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