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C51 COMPILER V7.06 薩蒧_閼笏_蒧交蘝__蘝_允_ 06/16/2010 17:11:54 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE 薩蒧_閼笏_蒧交蘝__蘝_允_
OBJECT MODULE PLACED IN .\obj\雙色點陣雙色交替動態顯示.obj
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE 雙色點陣雙色交替動態顯示.c BROWSE DEBUG OBJECTEXTEND PRINT(.\obj\雙色點陣雙
-色交替動態顯示.lst) OBJECT(.\obj\雙色點陣雙色交替動態顯示.obj)
stmt level source
1 /*-----------------------------------------------
2 名稱：雙色點陣
3 論壇：www.doflye.net
4 編寫：shifang
5 修改：無
6 內容：使用hc595驅動雙色點陣
7 ------------------------------------------------*/
8 #include<reg52.h> //包含頭文件，一般情況不需要改動，頭文件包含特殊功能寄存器的定義
9 #include <intrins.h>
10
11
12 unsigned char segout[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //8列
13 unsigned char code tab[96]={
14 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //空格
15 0x00,0x7E,0xFF,0xC3,0xC3,0xFF,0x7E,0x00, //字符0
16 0x00,0x00,0x43,0xFF,0xFF,0x03,0x00,0x00, //字符1
17 0x00,0x63,0xC7,0xCF,0xDB,0xF3,0x63,0x00, //字符2
18 0x00,0x42,0xDB,0xDB,0xDB,0xFF,0x66,0x00, //字符3
19 0x00,0x3E,0x46,0xFF,0xFF,0x06,0x06,0x00, //字符4
20 0x00,0xF6,0xF7,0xD3,0xD3,0xDF,0xDE,0x00, //字符5
21 0x00,0x7E,0xFF,0xDB,0xDB,0xDF,0x4E,0x00, //字符6
22 0x00,0xC0,0xC0,0xC7,0xFF,0xF8,0xC0,0x00, //字符7
23 0x00,0xFF,0xFF,0xDB,0xDB,0xFF,0xFF,0x00, //字符8
24 0x00,0x72,0xFB,0xDB,0xDB,0xFF,0x7E,0x00, //字符9
25 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 //空格
26 };
27 /*------------------------------------------------
28 硬件端口定義
29 ------------------------------------------------*/
30 sbit LATCH = P1^0;
31 sbit SRCLK= P1^1;
32 sbit SER = P1^2;
33
34
35 sbit LATCH_B = P2^2;
36 sbit SRCLK_B= P2^1;
37 sbit SER_B= P2^0;
38
39
40 /*------------------------------------------------
41 uS延時函數，含有輸入參數 unsigned char t，無返回值
42 unsigned char 是定義無符號字符變量，其值的范圍是
43 0~255 這里使用晶振12M，精確延時請使用匯編,大致延時
44 長度如下 T=tx2+5 uS
45 ------------------------------------------------*/
46 void DelayUs2x(unsigned char t)
47 {
48 1 while(--t);
49 1 }
50 /*------------------------------------------------
51 mS延時函數，含有輸入參數 unsigned char t，無返回值
52 unsigned char 是定義無符號字符變量，其值的范圍是
53 0~255 這里使用晶振12M，精確延時請使用匯編
54 ------------------------------------------------*/
C51 COMPILER V7.06 薩蒧_閼笏_蒧交蘝__蘝_允_ 06/16/2010 17:11:54 PAGE 2
55 void DelayMs(unsigned char t)
56 {
57 1
58 1 while(t--)
59 1 {
60 2 //大致延時1mS
61 2 DelayUs2x(245);
62 2 DelayUs2x(245);
63 2 }
64 1 }
65 /*------------------------------------------------
66 發送字節程序
67 帶有方向參數，可以選擇從高位節寫入或者低位寫入
68 ------------------------------------------------*/
69 void SendByte(unsigned char dat,bit direction)
70 {
71 1 unsigned char i,temp;
72 1 if(direction==0)
73 1 temp=0x80;
74 1 else
75 1 temp=0x01;
76 1
77 1 for(i=0;i<8;i++)
78 1 {
79 2 SRCLK=0;
80 2 SER=dat&temp;
81 2 if(direction==0)
82 2 dat<<=1;
83 2 else
84 2 dat>>=1;
85 2 SRCLK=1;
86 2 }
87 1
88 1 }
89 /*------------------------------------------------
90 發送雙字節程序
91 ------------------------------------------------*/
92 void Send2Byte(unsigned char dat1,unsigned char dat2,bit direction)
93 {
94 1 SendByte(dat1,direction);
95 1 SendByte(dat2,direction);
96 1 }
97 /*------------------------------------------------
98 595鎖存程序
99 ------------------------------------------------*/
100 void Out595(void)
101 {
102 1 LATCH=0;
103 1 _nop_();
104 1 LATCH=1;
105 1 }
106
107 /*------------------------------------------------
108 發送位碼字節程序
109 使用另外一片單獨595
110 ------------------------------------------------*/
111 void SendSeg(unsigned char dat)
112 {
113 1 unsigned char i;
114 1
115 1 for(i=0;i<8;i++) //發送字節
116 1 {
C51 COMPILER V7.06 薩蒧_閼笏_蒧交蘝__蘝_允_ 06/16/2010 17:11:54 PAGE 3
117 2 SRCLK_B=0;
118 2 SER_B=dat&0x80;
119 2 dat<<=1;
120 2 SRCLK_B=1;
121 2 }
122 1 LATCH_B=0; //鎖存
123 1 _nop_();
124 1 LATCH_B=1;
125 1
126 1 }
127 /*------------------------------------------------
128 主程序
129 ------------------------------------------------*/
130 void main()
131 {
132 1 unsigned char i,k,l;
133 1 while(1)
134 1 {
135 2 for(k=0;k<=88;k++) //所有的字符個數
136 2 for(l=20;l>0;l--) //延時長度,改變此值可以改變流動速度
137 2 for(i=0;i<=7;i++) //8列顯示
138 2 {
139 3 SendSeg(segout[i]);
140 3 Send2Byte(~(*(tab+i+k)),0xff,0);
141 3 Out595();
142 3 DelayMs(1);
143 3 Send2Byte(0xff,0xff,0);//delay(10); //防止重影
144 3 Out595();
145 3 }
146 2
147 2
148 2 for(k=0;k<=88;k++) //所有的字符個數
149 2 for(l=20;l>0;l--) //延時長度,改變此值可以改變流動速度
150 2 for(i=0;i<=7;i++) //8列顯示
151 2 {
152 3 SendSeg(segout[7-i]);
153 3 Send2Byte(0xff,~(*(tab+i+k)),1); //寫入字節方向改變
154 3 Out595();
155 3 DelayMs(1);
156 3 Send2Byte(0xff,0xff,0);//delay(10); //防止重影
157 3 Out595();
158 3 }
159 2 }
160 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 256 ----
CONSTANT SIZE = 96 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 8 ----
IDATA SIZE = ---- ----
BIT SIZE = ---- 2
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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