tu122221
Newbie
to display 8x6 text character on dot matrix display i am using code memory to store fonts array in 4 different tables and calling them using pointer. here is the code for it.....
.............
this is it.... i am stuck with an error called .. ERROR L121: IMPROPER FIXUP..
please help..
Code C - [expand] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 #include <reg51.h> #include <stdio.h> unsigned char code table1[]={ 0x80,0x80,0x80,0x80,0x80,0x80, // SPACE 0x80,0x80,0x5F,0x80,0x80,0x80, // ! 0x04,0x02,0x05,0x02,0x01,0x80, // " 0x14,0x7F,0x14,0x7F,0x14,0x80, // # 0x26,0x49,0x7F,0x49,0x32,0x80,// $ 0x22,0x10,0x08,0x04,0x22,0x80,// % 0x80,0x36,0x49,0x36,0x28,0x80,// & 0x04,0x02,0x01,0x80,0x80,0x80,// ' 0x08,0x14,0x22,0x41,0x80,0x80,// ( 0x80,0x41,0x22,0x14,0x08,0x80,// ) 0x2A,0x1C,0x08,0x1C,0x2A,0x80,// * 0x08,0x08,0x3E,0x08,0x08,0x80,// + 0x80,0x58,0x38,0x80,0x80,0x80,// , 0x08,0x08,0x08,0x08,0x08,0x80,// - 0x40,0x80,0x80,0x80,0x80,0x80,// . 0x20,0x10,0x08,0x04,0x02,0x80}; // ; unsigned char code table2[]={ 0x3E,0x41,0x41,0x41,0x3E,0x80,// 0 0x80,0x42,0x0FF,0x40,0x80,0x80,// 1 0x42,0x61,0x51,0x49,0x46,0x80,// 2 0x49,0x49,0x49,0x49,0x36,0x80,// 3 0x07,0x08,0x08,0x08,0x77,0x80,// 4 0x4F,0x49,0x49,0x49,0x39,0x80,// 5 0x3E,0x49,0x49,0x49,0x32,0x80,// 6 0x41,0x21,0x11,0x09,0x07,0x80,// 7 0x3E,0x49,0x49,0x49,0x3E,0x80,// 8 0x06,0x09,0x09,0x09,0x7E,0x80,// 9 0x80,0x80,0x22,0x80,0x80,0x80,// : 0x80,0x40,0x32,0x80,0x80,0x80,// ; 0x08,0x14,0x22,0x41,0x80,0x80,// < 0x14,0x14,0x14,0x14,0x14,0x80,// = 0x80,0x41,0x22,0x14,0x08,0x80,// > 0x06,0x01,0x51,0x09,0x06,0x80}; // ? unsigned char code table3[]={ 0x3E,0x4D,0x53,0x1D,0x1E,0x80,// @ 0x7C,0x12,0x11,0x12,0x7C,0x80,// A 0x7F,0x49,0x49,0x49,0x36,0x80,// B 0x3E,0x41,0x41,0x41,0x22,0x80,// C 0x7F,0x41,0x41,0x22,0x1C,0x80,// D 0x7F,0x49,0x49,0x49,0x41,0x80,// E 0x7F,0x09,0x09,0x09,0x01,0x80,// F 0x3E,0x41,0x49,0x49,0x7A,0x80,// G 0x7F,0x08,0x08,0x08,0x7F,0x80,// H 0x80,0x41,0x7F,0x41,0x80,0x80,// I 0x20,0x40,0x41,0x3F,0x01,0x80,// J 0x7F,0x08,0x14,0x22,0x41,0x80,// K 0x7F,0x40,0x40,0x40,0x40,0x80,// L 0x7F,0x02,0x0C,0x02,0x7F,0x80,// M 0x7F,0x04,0x08,0x10,0x7F,0x80,// N 0x3E,0x41,0x41,0x41,0x3E,0x80};// O unsigned char code table4[]={ 0x7F,0x09,0x09,0x09,0x06,0x80,// P 0x3E,0x41,0x51,0x21,0x5E,0x80,// Q 0x7F,0x09,0x19,0x29,0x46,0x80,// R 0x46,0x49,0x49,0x49,0x31,0x80,// S 0x01,0x01,0x7F,0x01,0x01,0x80,// T 0x3F,0x40,0x40,0x40,0x3F,0x80,// U 0x1F,0x20,0x40,0x20,0x1F,0x80,// V 0x3F,0x40,0x30,0x40,0x3F,0x80,// W 0x63,0x14,0x08,0x14,0x63,0x80,// X 0x07,0x08,0x70,0x08,0x07,0x80,// Y 0x61,0x51,0x49,0x45,0x43,0x80,// Z 0x7F,0x41,0x41,0x41,0x80,0x80,// [ 0x02,0x04,0x08,0x10,0x40,0x80,// "" 0x80,0x41,0x41,0x41,0x7F,0x80,// ] 0x04,0x02,0x01,0x02,0x04,0x80,// ^ 0x40,0x40,0x40,0x40,0x40,0x80}; // _ unsigned char * table (unsigned char); void displaycolumn(void); unsigned char count=0,j=0,a=0; unsigned char decoder=0; unsigned char *c,*d; unsigned char idata msg[]={"Hello world"}; void main(void) { TMOD = (TMOD & 0x0F) | 0x32; TH0=0x00; TR0=1; // Write your code here do{a++; count++; }while(msg[a]!=0); a=0; while(1); } unsigned char *table (unsigned char x) { if(x==2) return table1; else if(x==3) return table2; else if(x==4) return table3; else if(x==5) return table4; else return 0; } void timer0_ISR (void) interrupt 1 { if(decoder<12) decoder++; else decoder=0x00; P2=0xFF & decoder; if((msg[a]!=0)&&(a<count)) { c=table((msg[a]&0xf0)>>4); d=c+(6*(msg[a]&0x0f)); displaycolumn(); }} void displaycolumn(void) { P0= *d++; j++; if(j==6) { a++; j=0; }}
this is it.... i am stuck with an error called .. ERROR L121: IMPROPER FIXUP..
please help..
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