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user:jcavalu3:portfolio:datacomm5
MORSE CODE PROGRAM
SHOUT OUT TO SHAWN MEAS FOR ALLOWING ME TO USE HIS MORSE.C PROGRAM AND REFERENCING HIS MORSE CODE PROGRAM
The following is the necessary code to run the morse code program:
morse.c
1 #include "morse.h" 2 3 void init_morse() 4 { 5 morse[0][0] = '0'; 6 morse[0][1] = '1'; 7 morse[0][2] = '2'; 8 morse[0][3] = '2'; 9 morse[0][4] = '2'; 10 morse[0][5] = '2'; 11 12 morse[1][0] = '1'; 13 morse[1][1] = '0'; 14 morse[1][2] = '0'; 15 morse[1][3] = '0'; 16 morse[1][4] = '2'; 17 morse[1][5] = '2'; 18 19 morse[2][0] = '1'; 20 morse[2][1] = '0'; 21 morse[2][2] = '1'; 22 morse[2][3] = '0'; 23 morse[2][4] = '2'; 24 morse[2][5] = '2'; 25 26 morse[3][0] = '1'; 27 morse[3][1] = '0'; 28 morse[3][2] = '0'; 29 morse[3][3] = '2'; 30 morse[3][4] = '2'; 31 morse[3][5] = '2'; 32 33 morse[4][0] = '0'; 34 morse[4][1] = '2'; 35 morse[4][2] = '2'; 36 morse[4][3] = '2'; 37 morse[4][4] = '2'; 38 morse[4][5] = '2'; 39 40 morse[5][0] = '0'; 41 morse[5][1] = '0'; 42 morse[5][2] = '1'; 43 morse[5][3] = '0'; 44 morse[5][4] = '2'; 45 morse[5][5] = '2'; 46 47 morse[6][0] = '1'; 48 morse[6][1] = '1'; 49 morse[6][2] = '0'; 50 morse[6][3] = '2'; 51 morse[6][4] = '2'; 52 morse[6][5] = '2'; 53 54 morse[7][0] = '0'; 55 morse[7][1] = '0'; 56 morse[7][2] = '0'; 57 morse[7][3] = '0'; 58 morse[7][4] = '2'; 59 morse[7][5] = '2'; 60 61 morse[8][0] = '0'; 62 morse[8][1] = '0'; 63 morse[8][2] = '2'; 64 morse[8][3] = '2'; 65 morse[8][4] = '2'; 66 morse[8][5] = '2'; 67 68 morse[9][0] = '0'; 69 morse[9][1] = '1'; 70 morse[9][2] = '1'; 71 morse[9][3] = '1'; 72 morse[9][4] = '2'; 73 morse[9][5] = '2'; 74 75 morse[10][0] = '1'; 76 morse[10][1] = '0'; 77 morse[10][2] = '1'; 78 morse[10][3] = '2'; 79 morse[10][4] = '2'; 80 morse[10][5] = '2'; 81 82 morse[11][0] = '0'; 83 morse[11][1] = '1'; 84 morse[11][2] = '0'; 85 morse[11][3] = '0'; 86 morse[11][4] = '2'; 87 morse[11][5] = '2'; 88 89 morse[12][0] = '1'; 90 morse[12][1] = '1'; 91 morse[12][2] = '2'; 92 morse[12][3] = '2'; 93 morse[12][4] = '2'; 94 morse[12][5] = '2'; 95 96 morse[13][0] = '1'; 97 morse[13][1] = '0'; 98 morse[13][2] = '2'; 99 morse[13][3] = '2'; 100 morse[13][4] = '2'; 101 morse[13][5] = '2'; 102 103 morse[14][0] = '1'; 104 morse[14][1] = '1'; 105 morse[14][2] = '1'; 106 morse[14][3] = '2'; 107 morse[14][4] = '2'; 108 morse[14][5] = '2'; 109 110 morse[15][0] = '0'; 111 morse[15][1] = '1'; 112 morse[15][2] = '1'; 113 morse[15][3] = '0'; 114 morse[15][4] = '2'; 115 morse[15][5] = '2'; 116 117 morse[16][0] = '1'; 118 morse[16][1] = '1'; 119 morse[16][2] = '0'; 120 morse[16][3] = '1'; 121 morse[16][4] = '2'; 122 morse[16][5] = '2'; 123 124 morse[17][0] = '0'; 125 morse[17][1] = '1'; 126 morse[17][2] = '0'; 127 morse[17][3] = '2'; 128 morse[17][4] = '2'; 129 morse[17][5] = '2'; 130 131 morse[18][0] = '0'; 132 morse[18][1] = '0'; 133 morse[18][2] = '0'; 134 morse[18][3] = '2'; 135 morse[18][4] = '2'; 136 morse[18][5] = '2'; 137 138 morse[19][0] = '1'; 139 morse[19][1] = '2'; 140 morse[19][2] = '2'; 141 morse[19][3] = '2'; 142 morse[19][4] = '2'; 143 morse[19][5] = '2'; 144 145 morse[20][0] = '0'; 146 morse[20][1] = '0'; 147 morse[20][2] = '1'; 148 morse[20][3] = '2'; 149 morse[20][4] = '2'; 150 morse[20][5] = '2'; 151 152 morse[21][0] = '0'; 153 morse[21][1] = '0'; 154 morse[21][2] = '0'; 155 morse[21][3] = '1'; 156 morse[21][4] = '2'; 157 morse[21][5] = '2'; 158 159 morse[22][0] = '0'; 160 morse[22][1] = '1'; 161 morse[22][2] = '1'; 162 morse[22][3] = '2'; 163 morse[22][4] = '2'; 164 morse[22][5] = '2'; 165 166 morse[23][0] = '1'; 167 morse[23][1] = '0'; 168 morse[23][2] = '0'; 169 morse[23][3] = '1'; 170 morse[23][4] = '2'; 171 morse[23][5] = '2'; 172 173 morse[24][0] = '1'; 174 morse[24][1] = '0'; 175 morse[24][2] = '1'; 176 morse[24][3] = '1'; 177 morse[24][4] = '2'; 178 morse[24][5] = '2'; 179 180 morse[25][0] = '1'; 181 morse[25][1] = '1'; 182 morse[25][2] = '0'; 183 morse[25][3] = '0'; 184 morse[25][4] = '2'; 185 morse[25][5] = '2'; 186 187 morse[26][0] = '1'; 188 morse[26][1] = '1'; 189 morse[26][2] = '1'; 190 morse[26][3] = '1'; 191 morse[26][4] = '1'; 192 morse[26][5] = '2'; 193 194 morse[27][0] = '0'; 195 morse[27][1] = '1'; 196 morse[27][2] = '1'; 197 morse[27][3] = '1'; 198 morse[27][4] = '1'; 199 morse[27][5] = '2'; 200 201 morse[28][0] = '0'; 202 morse[28][1] = '0'; 203 morse[28][2] = '1'; 204 morse[28][3] = '1'; 205 morse[28][4] = '1'; 206 morse[28][5] = '2'; 207 208 morse[29][0] = '0'; 209 morse[29][1] = '0'; 210 morse[29][2] = '0'; 211 morse[29][3] = '1'; 212 morse[29][4] = '1'; 213 morse[29][5] = '2'; 214 215 morse[30][0] = '0'; 216 morse[30][1] = '0'; 217 morse[30][2] = '0'; 218 morse[30][3] = '0'; 219 morse[30][4] = '1'; 220 morse[30][5] = '2'; 221 222 morse[31][0] = '0'; 223 morse[31][1] = '0'; 224 morse[31][2] = '0'; 225 morse[31][3] = '0'; 226 morse[31][4] = '0'; 227 morse[31][5] = '2'; 228 229 morse[32][0] = '1'; 230 morse[32][1] = '0'; 231 morse[32][2] = '0'; 232 morse[32][3] = '0'; 233 morse[32][4] = '0'; 234 morse[32][5] = '2'; 235 236 morse[33][0] = '1'; 237 morse[33][1] = '1'; 238 morse[33][2] = '0'; 239 morse[33][3] = '0'; 240 morse[33][4] = '0'; 241 morse[33][5] = '2'; 242 243 morse[34][0] = '1'; 244 morse[34][1] = '1'; 245 morse[34][2] = '1'; 246 morse[34][3] = '0'; 247 morse[34][4] = '0'; 248 morse[34][5] = '2'; 249 250 morse[35][0] = '1'; 251 morse[35][1] = '1'; 252 morse[35][2] = '1'; 253 morse[35][3] = '1'; 254 morse[35][4] = '0'; 255 morse[35][5] = '2'; 256 257 }
moco.c
1 #include "rpi.h" 2 #include "morse.h" 3 #include <string.h> 4 5 #define MAX_STRING_LEN 1000 6 7 int main() 8 { 9 if( map_peripheral(&gpio) == -1 ) 10 { 11 printf("Failed to map the physical GPIO registers into the virtual memory space.\n"); 12 return -1; 13 } 14 15 int i, j, k; // iteration variables for cases 1 and 2 16 int menu; // switch option variable 17 char sendchar; // input character variable 18 char sendstr[MAX_STRING_LEN]; // input string variable 19 int sendcharvalue; // sent character value variable 20 int sendstrlength; // sent string length variable 21 22 init_morse(); 23 24 do { 25 printf("Make a selection:\n"); 26 printf("1: Character\n"); 27 printf("2: String\n"); 28 printf("0: Quit\n\n"); 29 scanf("%d", &menu); 30 31 switch( menu ) 32 { 33 case 1: 34 printf("Enter character: "); 35 scanf(" %c", &sendchar); 36 37 printf("\n\nASCII value: %d\nCharacter: %c\n\n", sendchar, sendchar); 38 39 if( sendchar >= 97 ) 40 sendcharvalue = sendchar - 97; 41 else if( sendchar >= 48 || sendchar <= 57 ) 42 sendcharvalue = sendchar - 22; 43 else 44 sendcharvalue = sendchar - 65; 45 46 for( j = 0; j < 6; j++ ) 47 { 48 if( morse[sendcharvalue][j] != '2' ) 49 printf("%c", morse[sendcharvalue][j]); 50 } 51 52 printf("\n"); 53 break; 54 55 case 2: 56 getchar(); 57 58 printf("Enter String: "); 59 60 fgets(sendstr, sizeof(sendstr), stdin); // accepting the string and assigning it to the sendstr array 61 62 sendstrlength = strlen(sendstr); // finding and assigning the string length to a variable for later use 63 printf("\n\nsendstrlength is: %d\n\n", sendstrlength - 1); // showing string length 64 sendstr[sendstrlength] = '\0'; 65 66 printf("String:\t%s\n\n", sendstr); 67 68 for( k = 0; k < sendstrlength; k++ ) // runs throughout the entire string 69 { 70 sendchar = sendstr[k]; // singles out characters to print them out as morse code 71 if( sendchar != ' ' ) // runs through if statement if not a space, else outputs a 'break' (line 91) 72 { 73 if( sendchar >= 97 ) // used to properly access data in the morse.c file, which holds the morse values 74 sendcharvalue = sendchar - 97; 75 else if( sendchar >= 48 || sendchar <= 57 ) // accounts for numbers 0 - 9 76 sendcharvalue = sendchar - 22; 77 else 78 sendcharvalue = sendchar - 65; // an attempt at accounting for capital letters 79 80 for( i = 0; i < 6; i++ ) // loop which prints morse code, stops printing when value in morse array is not '0' or '1' 81 { 82 if( morse[sendcharvalue][i] == '0' ) 83 { 84 printf("0"); 85 } 86 else if( morse[sendcharvalue][i] == '1' ) 87 { 88 printf("1"); 89 } 90 else 91 break; 92 } 93 printf(" "); 94 } 95 else 96 { 97 printf("break "); 98 } 99 } 100 printf("\n"); 101 break; 102 103 } 104 }while( menu != 0 ); 105 106 return 0; 107 }
The output:
pi@raspberrypi ~/RPI/morse $ sudo ./moco Make a selection: 1: Character 2: String 0: Quit 2 Enter String: thing me to say tweet sendstrlength is: 21 String: thing me to say tweet 1 0000 00 10 110 break 11 0 break 1 111 break 000 01 1011 break 1 011 0 0 1 Make a selection: 1: Character 2: String 0: Quit
SHOUT OUT TO SHAWN MEAS FOR ALLOWING ME TO USE HIS MORSE.C PROGRAM AND REFERENCING HIS MORSE CODE PROGRAM
user/jcavalu3/portfolio/datacomm5.txt · Last modified: 2013/12/13 16:38 by jcavalu3
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