Ernesto Palacios / Mbed 2 deprecated DeslizadorUTN

Proyecto de Tesis en Mecatrónica. Universidad Técnica del Norte. Ernesto Palacios <mecatronica.mid@gmail.com>

Dependencies:   EthernetNetIf HTTPServer QEI_hw RPCInterface mbed

setup.cpp@20:4b154134ab20, 2012-06-06 (annotated)

Committer:
Yo_Robot
Date:
Wed Jun 06 03:08:27 2012 +0000
Revision:
20:4b154134ab20
Parent:
19:c26cf8a48986
Child:
21:353b0fe8fc54
Version 1.9 - Limpiar el cdigo - Se configura la alta velocidad a travez de archivo de configuracion - ; ; Falta I2C Encoder y Alarmas.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Yo_Robot 4:552beeda4722 1 /**
Yo_Robot 4:552beeda4722 2 * @file setup.cpp
Yo_Robot 4:552beeda4722 3 * @author Ernesto Palacios
Yo_Robot 20:4b154134ab20 4 * @brief Codigo Fuente de las funciones para el deslizador.
Yo_Robot 4:552beeda4722 5 *
Yo_Robot 4:552beeda4722 6 * Created on 25 de Marzo de 2012
Yo_Robot 4:552beeda4722 7 *
Yo_Robot 4:552beeda4722 8 * Licencia GPL v3.0
Yo_Robot 4:552beeda4722 9 * http://www.gnu.org/licenses/gpl-3.0.html
Yo_Robot 4:552beeda4722 10 */
Yo_Robot 4:552beeda4722 11
Yo_Robot 3:8d5a9e3cd680 12
Yo_Robot 3:8d5a9e3cd680 13 #include "setup.h"
Yo_Robot 18:cf1e07d82630 14 #include "EthernetNetIf.h"
Yo_Robot 3:8d5a9e3cd680 15 #include "mbed.h"
Yo_Robot 3:8d5a9e3cd680 16
Yo_Robot 3:8d5a9e3cd680 17 // Salida Serial de mbed
Yo_Robot 19:c26cf8a48986 18 extern Serial pc;
Yo_Robot 19:c26cf8a48986 19 extern Serial RS_232;
Yo_Robot 19:c26cf8a48986 20 extern DigitalIn isPC;
Yo_Robot 12:c02b08dacc45 21 extern DigitalOut pin_son; // SON
Yo_Robot 12:c02b08dacc45 22 extern DigitalOut pin_dir; // SIGN+
Yo_Robot 12:c02b08dacc45 23 extern InterruptIn pin_alm; // ALM
Yo_Robot 12:c02b08dacc45 24 extern AnalogOut aout; // +-10V
Yo_Robot 3:8d5a9e3cd680 25
Yo_Robot 20:4b154134ab20 26
Yo_Robot 15:a1ffa32ce9d1 27 int fq_posicion = 10000; // Variable global donde se almacenara
Yo_Robot 15:a1ffa32ce9d1 28 // la velocidad de posicionamiento en Hz
Yo_Robot 15:a1ffa32ce9d1 29
Yo_Robot 4:552beeda4722 30 void setTimer2()
Yo_Robot 3:8d5a9e3cd680 31 {
Yo_Robot 3:8d5a9e3cd680 32 // Encender Timer2 (PCONP[22])
Yo_Robot 3:8d5a9e3cd680 33 LPC_SC->PCONP |= 1 << 22;
Yo_Robot 3:8d5a9e3cd680 34
Yo_Robot 3:8d5a9e3cd680 35 // Resetear y parar el Timer
Yo_Robot 3:8d5a9e3cd680 36 LPC_TIM2->TCR = 0x2;
Yo_Robot 3:8d5a9e3cd680 37 LPC_TIM2->CTCR = 0x0;
Yo_Robot 3:8d5a9e3cd680 38
Yo_Robot 4:552beeda4722 39 // Establecer el Preescaler en cero
Yo_Robot 4:552beeda4722 40 // SIn Preesclaer
Yo_Robot 4:552beeda4722 41 LPC_TIM2->PR = 0;
Yo_Robot 3:8d5a9e3cd680 42
Yo_Robot 4:552beeda4722 43 // Calcular el periodo Inicial
Yo_Robot 4:552beeda4722 44 uint32_t periodo = ( SystemCoreClock / 400 );
Yo_Robot 3:8d5a9e3cd680 45
Yo_Robot 3:8d5a9e3cd680 46 // Establecer los Registros de Coincidencia
Yo_Robot 3:8d5a9e3cd680 47 // ( Match Register )
Yo_Robot 3:8d5a9e3cd680 48 LPC_TIM2->MR2 = periodo;
Yo_Robot 4:552beeda4722 49 LPC_TIM2->MR3 = periodo; // Legacy, salidas identicas
Yo_Robot 3:8d5a9e3cd680 50
Yo_Robot 4:552beeda4722 51 LPC_TIM2->MCR |= 1 << 7; // Resetear Timer en MR2
Yo_Robot 3:8d5a9e3cd680 52
Yo_Robot 3:8d5a9e3cd680 53 LPC_TIM2->EMR |= 15UL << 8; // Alternar Pin MAT2.2
Yo_Robot 3:8d5a9e3cd680 54 // y MAT2.3
Yo_Robot 3:8d5a9e3cd680 55
Yo_Robot 3:8d5a9e3cd680 56 LPC_PINCON->PINSEL0 |= 15UL << 16; //Activar MAT2.2
Yo_Robot 8:958dfe5052b9 57 // y MAT2.3 como salidas
Yo_Robot 8:958dfe5052b9 58
Yo_Robot 6:b4dae934e1ea 59 }
Yo_Robot 6:b4dae934e1ea 60
Yo_Robot 12:c02b08dacc45 61 void ISR_Serial()
Yo_Robot 12:c02b08dacc45 62 {
Yo_Robot 12:c02b08dacc45 63 int value; // Nuevo Valor
Yo_Robot 12:c02b08dacc45 64 char command; // Comando al que aplicar el nuevo valor
Yo_Robot 12:c02b08dacc45 65
Yo_Robot 19:c26cf8a48986 66 if( isPC )
Yo_Robot 19:c26cf8a48986 67 pc.scanf( "%d-%c", &value, &command ) ;
Yo_Robot 19:c26cf8a48986 68 else
Yo_Robot 19:c26cf8a48986 69 RS_232.scanf( "%d-%c", &value, &command ) ;
Yo_Robot 19:c26cf8a48986 70
Yo_Robot 12:c02b08dacc45 71 // Establecer nueva frecuencia
Yo_Robot 12:c02b08dacc45 72 if( command == 'H')
Yo_Robot 12:c02b08dacc45 73 setPTO( value );
Yo_Robot 12:c02b08dacc45 74
Yo_Robot 12:c02b08dacc45 75 else if( command == 'K' )
Yo_Robot 12:c02b08dacc45 76 setPTO( value * 1000 );
Yo_Robot 12:c02b08dacc45 77
Yo_Robot 12:c02b08dacc45 78 // Nuevo voltaje de salida
Yo_Robot 12:c02b08dacc45 79 // Alguna formula para calcular el Vout necesario
Yo_Robot 12:c02b08dacc45 80 // -100% a +100%
Yo_Robot 12:c02b08dacc45 81 else if( command == 'A')
Yo_Robot 14:039d070732d5 82 aout = (float)( value + 10000.0 ) / 20000.0;
Yo_Robot 12:c02b08dacc45 83
Yo_Robot 12:c02b08dacc45 84
Yo_Robot 12:c02b08dacc45 85 // Cambiar la direccion
Yo_Robot 12:c02b08dacc45 86 else if( command == 'D')
Yo_Robot 14:039d070732d5 87 {
Yo_Robot 14:039d070732d5 88 stopTimer2();
Yo_Robot 12:c02b08dacc45 89 pin_dir = value;
Yo_Robot 14:039d070732d5 90 wait_us( 2 );
Yo_Robot 14:039d070732d5 91 startTimer2();
Yo_Robot 14:039d070732d5 92 }
Yo_Robot 14:039d070732d5 93
Yo_Robot 12:c02b08dacc45 94
Yo_Robot 12:c02b08dacc45 95 //Encender el Servo
Yo_Robot 12:c02b08dacc45 96 else if( command == 'S')
Yo_Robot 12:c02b08dacc45 97 pin_son = value;
Yo_Robot 12:c02b08dacc45 98
Yo_Robot 18:cf1e07d82630 99 else if( command == 'V')
Yo_Robot 18:cf1e07d82630 100 fq_posicion = value;
Yo_Robot 18:cf1e07d82630 101
Yo_Robot 18:cf1e07d82630 102 else if( command == 'G' )
Yo_Robot 18:cf1e07d82630 103 {
Yo_Robot 18:cf1e07d82630 104 int pulsos = value; //Numero de pulsos a generar
Yo_Robot 18:cf1e07d82630 105 float t_alto = pulsos / fq_posicion; //Tiempo que debe ser generado el tren de pulsos.
Yo_Robot 12:c02b08dacc45 106
Yo_Robot 18:cf1e07d82630 107 stopTimer2(); //Deten el tren de pulsos
Yo_Robot 18:cf1e07d82630 108 setPTO( fq_posicion ); //Nueva frecuencia de salida
Yo_Robot 18:cf1e07d82630 109 startTimer2(); //Inicia el tren de pulsos
Yo_Robot 18:cf1e07d82630 110 wait( t_alto ); //Espera hasta llegar a la posicion
Yo_Robot 18:cf1e07d82630 111 stopTimer2(); //Posicion alcanzada ALTO.
Yo_Robot 18:cf1e07d82630 112 }
Yo_Robot 12:c02b08dacc45 113 }
Yo_Robot 12:c02b08dacc45 114
Yo_Robot 12:c02b08dacc45 115
Yo_Robot 12:c02b08dacc45 116 void setPTO( int freq )
Yo_Robot 12:c02b08dacc45 117 {
Yo_Robot 12:c02b08dacc45 118 if( freq != 0 )
Yo_Robot 12:c02b08dacc45 119 {
Yo_Robot 12:c02b08dacc45 120 LPC_TIM2->TC = 0x00; //Resetear Timer
Yo_Robot 12:c02b08dacc45 121 setMR2( getMRvalue( freq ) );
Yo_Robot 12:c02b08dacc45 122 startTimer2();
Yo_Robot 12:c02b08dacc45 123
Yo_Robot 12:c02b08dacc45 124 }else{
Yo_Robot 12:c02b08dacc45 125
Yo_Robot 12:c02b08dacc45 126 stopTimer2();
Yo_Robot 12:c02b08dacc45 127 LPC_TIM2->TC = 0x00; //Resetear Timer
Yo_Robot 12:c02b08dacc45 128 }
Yo_Robot 12:c02b08dacc45 129 }
Yo_Robot 12:c02b08dacc45 130
Yo_Robot 12:c02b08dacc45 131 void setPTO_eth( char * input, char * output )
Yo_Robot 12:c02b08dacc45 132 {
Yo_Robot 12:c02b08dacc45 133 int freq = atoi( input );
Yo_Robot 12:c02b08dacc45 134
Yo_Robot 12:c02b08dacc45 135 if( freq != 0 ){
Yo_Robot 12:c02b08dacc45 136 LPC_TIM2->TC = 0x00; // Resetear Timer
Yo_Robot 12:c02b08dacc45 137 setMR2( getMRvalue( freq ) ); // Cambiar frefuencia
Yo_Robot 12:c02b08dacc45 138 startTimer2(); // Iniciar Timer
Yo_Robot 14:039d070732d5 139 if( pin_alm == 0 )
Yo_Robot 14:039d070732d5 140 sprintf( output,"Ok" );
Yo_Robot 14:039d070732d5 141 else
Yo_Robot 14:039d070732d5 142 sprintf( output,"AL" );
Yo_Robot 12:c02b08dacc45 143 }else{
Yo_Robot 12:c02b08dacc45 144 stopTimer2();
Yo_Robot 12:c02b08dacc45 145 LPC_TIM2->TC = 0x00; // Resetear Timer
Yo_Robot 14:039d070732d5 146 if( pin_alm == 0 )
Yo_Robot 14:039d070732d5 147 sprintf( output,"Ok" );
Yo_Robot 14:039d070732d5 148 else
Yo_Robot 14:039d070732d5 149 sprintf( output,"AL" );
Yo_Robot 12:c02b08dacc45 150 }
Yo_Robot 12:c02b08dacc45 151 }
Yo_Robot 12:c02b08dacc45 152
Yo_Robot 15:a1ffa32ce9d1 153 void setANG_eth( char * input, char * output )
Yo_Robot 15:a1ffa32ce9d1 154 {
Yo_Robot 15:a1ffa32ce9d1 155 long int pulsos = atol( input ); //Numero de pulsos a generar
Yo_Robot 15:a1ffa32ce9d1 156 float t_alto = pulsos / fq_posicion; //Tiempo que debe ser generado el tren de pulsos.
Yo_Robot 15:a1ffa32ce9d1 157
Yo_Robot 15:a1ffa32ce9d1 158 stopTimer2(); //Deten el tren de pulsos
Yo_Robot 15:a1ffa32ce9d1 159 setPTO( fq_posicion ); //Nueva frecuencia de salida
Yo_Robot 15:a1ffa32ce9d1 160 startTimer2(); //Inicia el tren de pulsos
Yo_Robot 15:a1ffa32ce9d1 161 wait( t_alto ); //Espera hasta llegar a la posicion
Yo_Robot 18:cf1e07d82630 162 stopTimer2(); //Posicion alcanzada ALTO.
Yo_Robot 15:a1ffa32ce9d1 163
Yo_Robot 15:a1ffa32ce9d1 164 if( pin_alm == 0 )
Yo_Robot 15:a1ffa32ce9d1 165 sprintf( output,"Ok" );
Yo_Robot 15:a1ffa32ce9d1 166 else
Yo_Robot 15:a1ffa32ce9d1 167 sprintf( output,"AL" );
Yo_Robot 15:a1ffa32ce9d1 168
Yo_Robot 15:a1ffa32ce9d1 169 }
Yo_Robot 15:a1ffa32ce9d1 170 void setSPD_eth( char * input, char * output )
Yo_Robot 15:a1ffa32ce9d1 171 {
Yo_Robot 15:a1ffa32ce9d1 172 fq_posicion = atoi( input );
Yo_Robot 15:a1ffa32ce9d1 173 // Esta funcion cambia la velocidad con la que se
Yo_Robot 15:a1ffa32ce9d1 174 // posicionara el eje del motor en un angulo determinado
Yo_Robot 15:a1ffa32ce9d1 175 if( pin_alm == 0 )
Yo_Robot 15:a1ffa32ce9d1 176 sprintf( output,"Ok" );
Yo_Robot 15:a1ffa32ce9d1 177 else
Yo_Robot 15:a1ffa32ce9d1 178 sprintf( output,"AL" );
Yo_Robot 15:a1ffa32ce9d1 179
Yo_Robot 15:a1ffa32ce9d1 180 }
Yo_Robot 15:a1ffa32ce9d1 181 void getENC_eth( char * input, char * output )
Yo_Robot 15:a1ffa32ce9d1 182 {
Yo_Robot 15:a1ffa32ce9d1 183 //Leer el Encoder ******* F A L T A
Yo_Robot 15:a1ffa32ce9d1 184 if( pin_alm == 0 )
Yo_Robot 15:a1ffa32ce9d1 185 sprintf( output,"Ok" );
Yo_Robot 15:a1ffa32ce9d1 186 else
Yo_Robot 15:a1ffa32ce9d1 187 sprintf( output,"AL" );
Yo_Robot 15:a1ffa32ce9d1 188
Yo_Robot 15:a1ffa32ce9d1 189 }
Yo_Robot 15:a1ffa32ce9d1 190
Yo_Robot 12:c02b08dacc45 191
Yo_Robot 12:c02b08dacc45 192 void ISR_Alarm()
Yo_Robot 12:c02b08dacc45 193 {
Yo_Robot 12:c02b08dacc45 194 pin_son = 0 ;
Yo_Robot 12:c02b08dacc45 195 stopTimer2();
Yo_Robot 12:c02b08dacc45 196 aout = 0.5 ;
Yo_Robot 12:c02b08dacc45 197
Yo_Robot 19:c26cf8a48986 198 if(isPC)
Yo_Robot 19:c26cf8a48986 199 pc.printf( "AL" ); //ALARMA! solo es AL para que
Yo_Robot 19:c26cf8a48986 200 //sea conciso con el modo ETH y funcione
Yo_Robot 19:c26cf8a48986 201 //bien en LabVIEW.
Yo_Robot 19:c26cf8a48986 202 else
Yo_Robot 19:c26cf8a48986 203 RS_232.printf( "AL" );
Yo_Robot 12:c02b08dacc45 204 }
Yo_Robot 6:b4dae934e1ea 205
Yo_Robot 4:552beeda4722 206 int getMRvalue( int fout )
Yo_Robot 3:8d5a9e3cd680 207 {
Yo_Robot 4:552beeda4722 208 int toRegister;
Yo_Robot 4:552beeda4722 209
Yo_Robot 12:c02b08dacc45 210 toRegister = (24000000 /(fout*2.0) ) -1;
Yo_Robot 4:552beeda4722 211 return toRegister;
Yo_Robot 3:8d5a9e3cd680 212 }
Yo_Robot 3:8d5a9e3cd680 213
Yo_Robot 3:8d5a9e3cd680 214
Yo_Robot 3:8d5a9e3cd680 215 void setMR2( int newValue )
Yo_Robot 3:8d5a9e3cd680 216 {
Yo_Robot 4:552beeda4722 217 LPC_TIM2->MR2 = newValue; // Las dos salidas son identicas
Yo_Robot 4:552beeda4722 218 LPC_TIM2->MR3 = newValue; // Para testear el programa.
Yo_Robot 3:8d5a9e3cd680 219 }
Yo_Robot 3:8d5a9e3cd680 220
Yo_Robot 3:8d5a9e3cd680 221
Yo_Robot 3:8d5a9e3cd680 222
Yo_Robot 3:8d5a9e3cd680 223 void startTimer2()
Yo_Robot 3:8d5a9e3cd680 224 {
Yo_Robot 8:958dfe5052b9 225 // Arrancer el Timer 2
Yo_Robot 3:8d5a9e3cd680 226 LPC_TIM2->TCR = 1;
Yo_Robot 3:8d5a9e3cd680 227 }
Yo_Robot 3:8d5a9e3cd680 228
Yo_Robot 3:8d5a9e3cd680 229 void stopTimer2()
Yo_Robot 3:8d5a9e3cd680 230 {
Yo_Robot 4:552beeda4722 231 // Detener el Timer 2
Yo_Robot 3:8d5a9e3cd680 232 LPC_TIM2->TCR = 0x2;
Yo_Robot 4:552beeda4722 233 }
Yo_Robot 4:552beeda4722 234
Yo_Robot 12:c02b08dacc45 235
Yo_Robot 12:c02b08dacc45 236 // **** Funciones Liberia Ethernet ***** //
Yo_Robot 12:c02b08dacc45 237
Yo_Robot 12:c02b08dacc45 238 void setAout_eth( char * input, char * output )
Yo_Robot 12:c02b08dacc45 239 {
Yo_Robot 12:c02b08dacc45 240 int vout = atoi( input );
Yo_Robot 14:039d070732d5 241 aout = (float)( vout + 10000 ) / 20000;
Yo_Robot 14:039d070732d5 242 if( pin_alm == 0 )
Yo_Robot 14:039d070732d5 243 sprintf( output,"Ok" );
Yo_Robot 14:039d070732d5 244 else
Yo_Robot 14:039d070732d5 245 sprintf( output,"AL" );
Yo_Robot 12:c02b08dacc45 246 }
Yo_Robot 12:c02b08dacc45 247
Yo_Robot 12:c02b08dacc45 248
Yo_Robot 12:c02b08dacc45 249
Yo_Robot 12:c02b08dacc45 250 void setDir_eth ( char * input, char * output )
Yo_Robot 12:c02b08dacc45 251 {
Yo_Robot 12:c02b08dacc45 252 int value = atoi( input );
Yo_Robot 12:c02b08dacc45 253
Yo_Robot 12:c02b08dacc45 254 pin_dir = value;
Yo_Robot 12:c02b08dacc45 255
Yo_Robot 14:039d070732d5 256 if( pin_alm == 0 )
Yo_Robot 14:039d070732d5 257 sprintf( output,"Ok" );
Yo_Robot 12:c02b08dacc45 258 else
Yo_Robot 14:039d070732d5 259 sprintf( output,"AL" );
Yo_Robot 12:c02b08dacc45 260 }
Yo_Robot 12:c02b08dacc45 261
Yo_Robot 12:c02b08dacc45 262
Yo_Robot 12:c02b08dacc45 263
Yo_Robot 12:c02b08dacc45 264 void setSON_eth ( char * input, char * output )
Yo_Robot 12:c02b08dacc45 265 {
Yo_Robot 12:c02b08dacc45 266 int value = atoi( input );
Yo_Robot 12:c02b08dacc45 267
Yo_Robot 12:c02b08dacc45 268 pin_son = value;
Yo_Robot 12:c02b08dacc45 269
Yo_Robot 14:039d070732d5 270 if( pin_alm == 0 )
Yo_Robot 14:039d070732d5 271 sprintf( output,"Ok" );
Yo_Robot 12:c02b08dacc45 272 else
Yo_Robot 14:039d070732d5 273 sprintf( output,"AL" );
Yo_Robot 12:c02b08dacc45 274
Yo_Robot 12:c02b08dacc45 275 }
Yo_Robot 12:c02b08dacc45 276
Yo_Robot 12:c02b08dacc45 277
Yo_Robot 20:4b154134ab20 278 int configurarBaudios()
Yo_Robot 20:4b154134ab20 279 {
Yo_Robot 20:4b154134ab20 280 int baudios = 115200; //Valor por defecto
Yo_Robot 20:4b154134ab20 281
Yo_Robot 20:4b154134ab20 282 //____________ *** ARCHIVO DE CONFIGURACION ***_______________________ //
Yo_Robot 20:4b154134ab20 283
Yo_Robot 20:4b154134ab20 284 printf("\n\n *** CONFIGURACION DE MBED ***\n");
Yo_Robot 20:4b154134ab20 285 printf(" Leyendo archivo de configuracion...\n\n");
Yo_Robot 20:4b154134ab20 286
Yo_Robot 20:4b154134ab20 287 FILE *fp = fopen("/local/config.mbd", "r"); // Abre el archivo y lo guarda en fp
Yo_Robot 20:4b154134ab20 288
Yo_Robot 20:4b154134ab20 289 if(!fp) // En caso de no encontrarse el archivo
Yo_Robot 20:4b154134ab20 290 {
Yo_Robot 20:4b154134ab20 291 printf("\nEl archivo /mbed/config.txt no puede ser abierto!\n");
Yo_Robot 20:4b154134ab20 292 exit(1);
Yo_Robot 20:4b154134ab20 293
Yo_Robot 20:4b154134ab20 294 }
Yo_Robot 20:4b154134ab20 295 else
Yo_Robot 20:4b154134ab20 296 {
Yo_Robot 20:4b154134ab20 297 // Cadenas de caracteres desde el Archivo config.txt
Yo_Robot 20:4b154134ab20 298 char notstr [04]; // linea vacia
Yo_Robot 20:4b154134ab20 299 char baud [40]; // Direccion DNS
Yo_Robot 20:4b154134ab20 300
Yo_Robot 20:4b154134ab20 301
Yo_Robot 20:4b154134ab20 302 // Leer linea a linea el archivo
Yo_Robot 20:4b154134ab20 303 // cuatro primeras lineas no sirven
Yo_Robot 20:4b154134ab20 304 fgets( notstr, 4, fp );
Yo_Robot 20:4b154134ab20 305 fgets( notstr, 4, fp );
Yo_Robot 20:4b154134ab20 306 fgets( notstr, 4, fp );
Yo_Robot 20:4b154134ab20 307 fgets( notstr, 4, fp );
Yo_Robot 20:4b154134ab20 308
Yo_Robot 20:4b154134ab20 309 fgets( baud, 40, fp );
Yo_Robot 20:4b154134ab20 310
Yo_Robot 20:4b154134ab20 311 printf("Cerrando archivo...\n");
Yo_Robot 20:4b154134ab20 312 fclose(fp);
Yo_Robot 20:4b154134ab20 313
Yo_Robot 20:4b154134ab20 314
Yo_Robot 20:4b154134ab20 315 // Extraer los valores numericos
Yo_Robot 20:4b154134ab20 316 sscanf( baud,"%*s %d",&baudios );
Yo_Robot 20:4b154134ab20 317
Yo_Robot 20:4b154134ab20 318
Yo_Robot 20:4b154134ab20 319 }
Yo_Robot 20:4b154134ab20 320
Yo_Robot 20:4b154134ab20 321 return baudios;
Yo_Robot 20:4b154134ab20 322 }
Yo_Robot 12:c02b08dacc45 323
Yo_Robot 4:552beeda4722 324 /* LEGACY FUNCTIONS
Yo_Robot 4:552beeda4722 325 *
Yo_Robot 20:4b154134ab20 326 * El siguiente codigo no es utilizado por el
Yo_Robot 20:4b154134ab20 327 * programa. Sin embargo pueden servir como
Yo_Robot 20:4b154134ab20 328 * futuras referencias.
Yo_Robot 4:552beeda4722 329 */
Yo_Robot 4:552beeda4722 330 void setMR3( int newValue )
Yo_Robot 4:552beeda4722 331 {
Yo_Robot 4:552beeda4722 332 LPC_TIM2->MR3 = newValue;
Yo_Robot 4:552beeda4722 333 }
Yo_Robot 4:552beeda4722 334
Yo_Robot 4:552beeda4722 335
Yo_Robot 4:552beeda4722 336 void setPrescaler( int newValue)
Yo_Robot 4:552beeda4722 337 {
Yo_Robot 4:552beeda4722 338 LPC_TIM2->PR = newValue;
Yo_Robot 4:552beeda4722 339 }
Yo_Robot 20:4b154134ab20 340
Yo_Robot 20:4b154134ab20 341
Yo_Robot 20:4b154134ab20 342 EthernetNetIf configurarEthernet()
Yo_Robot 20:4b154134ab20 343 {
Yo_Robot 20:4b154134ab20 344 //____________ *** ARCHIVO DE CONFIGURACION ***_______________________ //
Yo_Robot 20:4b154134ab20 345
Yo_Robot 20:4b154134ab20 346 printf("\n *** CONFIGURACION ETHERNET DE MBED ***\n");
Yo_Robot 20:4b154134ab20 347 printf("Leyendo archivo de configuracion...\n\n");
Yo_Robot 20:4b154134ab20 348
Yo_Robot 20:4b154134ab20 349 FILE *fp = fopen("/local/config.txt", "r"); // Abre el archivo y lo guarda en fp
Yo_Robot 20:4b154134ab20 350
Yo_Robot 20:4b154134ab20 351 if(!fp) // En caso de no encontrarse el archivo
Yo_Robot 20:4b154134ab20 352 {
Yo_Robot 20:4b154134ab20 353 printf("\nEl archivo /mbed/config.txt no puede ser abierto!\n");
Yo_Robot 20:4b154134ab20 354 exit(1);
Yo_Robot 20:4b154134ab20 355
Yo_Robot 20:4b154134ab20 356 }
Yo_Robot 20:4b154134ab20 357 else
Yo_Robot 20:4b154134ab20 358 {
Yo_Robot 20:4b154134ab20 359 // Cadenas de caracteres desde el Archivo config.txt
Yo_Robot 20:4b154134ab20 360 char isDHCP [15]; //Modo Automatico o Manual
Yo_Robot 20:4b154134ab20 361 char empty [2]; // Linea vacia
Yo_Robot 20:4b154134ab20 362 char ip [40]; // Direccion IP
Yo_Robot 20:4b154134ab20 363 char mask [40]; // Mascara de Subred
Yo_Robot 20:4b154134ab20 364 char gate [40]; // Puerta de enlace
Yo_Robot 20:4b154134ab20 365 char dns [40]; // Direccion DNS
Yo_Robot 20:4b154134ab20 366
Yo_Robot 20:4b154134ab20 367 // Valores 'int' para agregar a la configuracion manual
Yo_Robot 20:4b154134ab20 368 int DHCP;
Yo_Robot 20:4b154134ab20 369 int n_ip[4];
Yo_Robot 20:4b154134ab20 370 int n_mask[4];
Yo_Robot 20:4b154134ab20 371 int n_gate[4];
Yo_Robot 20:4b154134ab20 372 int n_dns[4];
Yo_Robot 20:4b154134ab20 373
Yo_Robot 20:4b154134ab20 374
Yo_Robot 20:4b154134ab20 375 // Leer linea a linea el archivo
Yo_Robot 20:4b154134ab20 376 fgets( isDHCP, 15, fp );
Yo_Robot 20:4b154134ab20 377 fgets( empty, 2, fp );
Yo_Robot 20:4b154134ab20 378 fgets( ip, 40, fp );
Yo_Robot 20:4b154134ab20 379 fgets( mask, 40, fp );
Yo_Robot 20:4b154134ab20 380 fgets( gate, 40, fp );
Yo_Robot 20:4b154134ab20 381 fgets( dns, 40, fp );
Yo_Robot 20:4b154134ab20 382
Yo_Robot 20:4b154134ab20 383 printf("Cerrando archivo...\n");
Yo_Robot 20:4b154134ab20 384 fclose(fp);
Yo_Robot 20:4b154134ab20 385
Yo_Robot 20:4b154134ab20 386 // Extraer los valores numericos
Yo_Robot 20:4b154134ab20 387 sscanf( isDHCP,"%*s %d",&DHCP );
Yo_Robot 20:4b154134ab20 388
Yo_Robot 20:4b154134ab20 389 sscanf( ip,"%*s %d.%d.%d.%d",&n_ip[0],&n_ip[1],&n_ip[2],&n_ip[3] );
Yo_Robot 20:4b154134ab20 390 sscanf( mask,"%*s %d.%d.%d.%d",&n_mask[0],&n_mask[1],&n_mask[2],&n_mask[3] );
Yo_Robot 20:4b154134ab20 391 sscanf( gate,"%*s %d.%d.%d.%d",&n_gate[0],&n_gate[1],&n_gate[2],&n_gate[3] );
Yo_Robot 20:4b154134ab20 392 sscanf( dns,"%*s %d.%d.%d.%d",&n_dns[0],&n_dns[1],&n_dns[2],&n_dns[3] );
Yo_Robot 20:4b154134ab20 393
Yo_Robot 20:4b154134ab20 394
Yo_Robot 20:4b154134ab20 395 if(DHCP) //En caso de modo DHCP
Yo_Robot 20:4b154134ab20 396 {
Yo_Robot 20:4b154134ab20 397 printf("\n Configurar red de manera automatica\n");
Yo_Robot 20:4b154134ab20 398 EthernetNetIf eth; //Crea la interfaz
Yo_Robot 20:4b154134ab20 399 EthernetErr ethErr = eth.setup();
Yo_Robot 20:4b154134ab20 400 if( ethErr )
Yo_Robot 20:4b154134ab20 401 {
Yo_Robot 20:4b154134ab20 402 printf( "Error %d en la configuracion\n", ethErr );
Yo_Robot 20:4b154134ab20 403 exit(1);
Yo_Robot 20:4b154134ab20 404 }
Yo_Robot 20:4b154134ab20 405
Yo_Robot 20:4b154134ab20 406 printf("Configuracion Correcta\n\n");
Yo_Robot 20:4b154134ab20 407 return eth;
Yo_Robot 20:4b154134ab20 408 }
Yo_Robot 20:4b154134ab20 409 else
Yo_Robot 20:4b154134ab20 410 {
Yo_Robot 20:4b154134ab20 411 sscanf( ip,"%*s %d.%d.%d.%d",&n_ip[0], &n_ip[1], &n_ip[2], &n_ip[3] );
Yo_Robot 20:4b154134ab20 412 sscanf( mask,"%*s %d.%d.%d.%d",&n_mask[0],&n_mask[1],&n_mask[2],&n_mask[3] );
Yo_Robot 20:4b154134ab20 413 sscanf( gate,"%*s %d.%d.%d.%d",&n_gate[0],&n_gate[1],&n_gate[2],&n_gate[3] );
Yo_Robot 20:4b154134ab20 414 sscanf( dns,"%*s %d.%d.%d.%d",&n_dns[0], &n_dns[1], &n_dns[2], &n_dns[3] );
Yo_Robot 20:4b154134ab20 415 printf(" %s %s %s %s %s\n " , isDHCP, ip, mask, gate, dns );
Yo_Robot 20:4b154134ab20 416
Yo_Robot 20:4b154134ab20 417 printf("\n Configurar red de manera manual\n");
Yo_Robot 20:4b154134ab20 418 EthernetNetIf eth(
Yo_Robot 20:4b154134ab20 419 IpAddr( n_ip[0], n_ip[1], n_ip[2], n_ip[3]), //IP Address
Yo_Robot 20:4b154134ab20 420 IpAddr( n_mask[0],n_mask[1],n_mask[2],n_mask[3]), //Network Mask
Yo_Robot 20:4b154134ab20 421 IpAddr( n_gate[0],n_gate[1],n_gate[2],n_gate[3]), //Gateway
Yo_Robot 20:4b154134ab20 422 IpAddr( n_dns[0], n_dns[1], n_dns[2], n_dns[3] ) //DNS
Yo_Robot 20:4b154134ab20 423 );
Yo_Robot 20:4b154134ab20 424
Yo_Robot 20:4b154134ab20 425 EthernetErr ethErr = eth.setup();
Yo_Robot 20:4b154134ab20 426 if( ethErr )
Yo_Robot 20:4b154134ab20 427 {
Yo_Robot 20:4b154134ab20 428 printf( "Error %d en la configuracion\n", ethErr );
Yo_Robot 20:4b154134ab20 429 exit(1);
Yo_Robot 20:4b154134ab20 430 }
Yo_Robot 20:4b154134ab20 431
Yo_Robot 20:4b154134ab20 432 printf("Configuracion Correcta\n\n");
Yo_Robot 20:4b154134ab20 433 return eth;
Yo_Robot 20:4b154134ab20 434 }
Yo_Robot 20:4b154134ab20 435
Yo_Robot 20:4b154134ab20 436 }
Yo_Robot 20:4b154134ab20 437
Yo_Robot 20:4b154134ab20 438 EthernetNetIf eth;
Yo_Robot 20:4b154134ab20 439 return eth;
Yo_Robot 20:4b154134ab20 440 }