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这是一款，使用AT89C51单片机，16*16点阵屏驱动使用了两片74HC154集成电路，整个电路非常简洁，使用的元件比较少，方便布线。压缩文件中附上了16*16点阵字模取模软件及使用示例图片，同时给出了仿真文件，方便使用学习。
AT89C51单片机LED16x16点阵显示屏程序及仿真.zip
(630.88 KB, 下载次数: 602
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#include #define u8 unsigned char #define u16 unsigned int ***it a=P2^4; //154芯片使能 ***it b=P2^5; u8 code led[][32]={ {0x02,0x02,0xFA,0x4A,0x4A,0x4A,0x4A,0xFE,0x4A,0x4A,0x4A,0x4A,0xFE,0x0B,0x02,0x00, 0x80,0x80,0x87,0x42,0x46,0x2A,0x12,0x2F,0x22,0x42,0x42,0x42,0x87,0x80,0x80,0x00,},// 更 {0x00,0x00,0x20,0x10,0x98,0xA4,0x47,0x24,0xE4,0x14,0x0C,0x04,0x00,0x00,0x00,0x00, 0x00,0x81,0x91,0x89,0x44,0x44,0x4A,0x31,0x11,0x11,0x09,0x05,0x03,0x01,0x00,0x00,},// 多 {0x00,0x00,0xF8,0x49,0x4A,0x4C,0x48,0xF8,0x48,0x4C,0x4A,0x49,0xFC,0x08,0x00,0x00, 0x10,0x10,0x17,0x12,0x12,0x12,0x12,0xFF,0x12,0x12,0x12,0x12,0x13,0x18,0x10,0x00,},//单 {0x00,0x00,0xFE,0x20,0x20,0x20,0x20,0x20,0x3F,0x20,0x20,0x20,0x20,0x30,0x20,0x00, 0x80,0x40,0x3F,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,},//片 {0x10,0x10,0xD0,0xFF,0x90,0x10,0x00,0xFC,0x04,0x04,0x04,0xFE,0x04,0x00,0x00,0x00, 0x04,0x03,0x00,0xFF,0x80,0x41,0x20,0x1F,0x00,0x00,0x00,0x3F,0x40,0x40,0x70,0x00,},//机 {0x24,0x24,0xA4,0xFE,0xA3,0x22,0x20,0x7E,0x42,0x42,0x42,0x42,0x42,0x7F,0x02,0x00, 0x08,0x06,0x01,0xFF,0x00,0x43,0x41,0x49,0x49,0x49,0x7F,0x49,0x4D,0x69,0x41,0x00,},//程 {0x00,0x00,0xFC,0x04,0x14,0x14,0x14,0x55,0x96,0x54,0x34,0x14,0x16,0x04,0x00,0x00, 0x40,0x30,0x0F,0x00,0x01,0x01,0x41,0x81,0x7F,0x01,0x01,0x05,0x03,0x01,0x00,0x00,},//序 {0x80,0x40,0x20,0xF8,0x07,0x10,0x10,0x10,0xF1,0x96,0x90,0x90,0xD0,0x98,0x10,0x00, 0x00,0x00,0x00,0xFF,0x00,0x80,0x40,0x30,0x0F,0x40,0x80,0x40,0x3F,0x00,0x00,0x00,},//仿 {0x00,0x04,0x04,0xF4,0x54,0x54,0x54,0x5F,0x54,0x54,0x54,0xFC,0x16,0x04,0x00,0x00, 0x10,0x10,0x90,0x5F,0x35,0x15,0x15,0x15,0x15,0x15,0x35,0x5F,0xD0,0x18,0x10,0x00,},//真 {0x20,0x22,0xEC,0x00,0x20,0x22,0xAA,0xAA,0xAA,0xBF,0xAA,0xAA,0xEB,0xA2,0x20,0x00, 0x00,0x00,0x7F,0x20,0x10,0x00,0xFF,0x0A,0x0A,0x0A,0x4A,0x8A,0x7F,0x00,0x00,0x00,},//请 {0x00,0x62,0x52,0x4A,0xC6,0x42,0x52,0x63,0xC2,0x00,0xF8,0x00,0x00,0xFF,0x00,0x00, 0x40,0x42,0x42,0x42,0x7F,0x22,0x23,0x22,0x20,0x00,0x0F,0x40,0x80,0x7F,0x00,0x00,},//到 {0x00,0xF8,0x48,0x48,0x48,0x48,0xFF,0x48,0x48,0x48,0x48,0xFC,0x08,0x00,0x00,0x00, 0x00,0x07,0x02,0x02,0x02,0x02,0x3F,0x42,0x42,0x42,0x42,0x47,0x40,0x70,0x00,0x00,},//电 {0x80,0x80,0x82,0x82,0x82,0x82,0x82,0xE2,0xA2,0x92,0x8A,0x86,0x80,0xC0,0x80,0x00, 0x00,0x00,0x00,0x00,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,},//子 {0x00,0x80,0xC0,0xBC,0x84,0x84,0x84,0xF4,0x82,0x82,0x83,0x82,0x80,0xC0,0x80,0x00, 0x00,0x40,0x20,0x10,0x0C,0x40,0x80,0x7F,0x00,0x00,0x04,0x08,0x30,0x60,0x00,0x00,},//乐 {0x00,0x00,0xFE,0x0A,0x2A,0x2A,0xAA,0x6A,0x2A,0x2A,0xAA,0x2A,0x2F,0x22,0x00,0x00, 0x40,0x30,0x4F,0x48,0x48,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x4C,0x68,0x40,0x00,},//屋 }; void delay(u16 ms) { u8 s=0; while(--ms) { for(s=0;s<88;s++); } } u8 K=0; void LedScan(u8 x) { static u8 i = 0; for(i=0;i<16;i++) //上半屏显示 {a=0; b=1; P2 = (P2 & 0xf0) | i; P0=led[x]; delay(2); } for(i=0;i<16;i++) //下半屏显示 { a=1; b=0; P2 = (P2 & 0xf0) | i; P0=led[x][i+16]; delay(2); } } void main() { a=1; b=1; TMOD = 0x01; TH0 = 0x0D8; TL0 = 0x0F0; EA = 1; ET0 = 1; TR0 = 1; while(1) { LedScan(K); } } void Timer0Interrupt(void) interrupt 1 { static u16 dd=0; TH0 = 0x0D8; TL0 = 0x0F0; dd++; if(dd==50) { dd=0; K++; if(K==15)//显示的字数个数 {K=0;} } } 
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· 2017-4-12 20:10:20
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· 2017-4-12 20:19:33
而且并没有出现移动现象，甚至连个字符也没有
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