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<\/a><\/figure><\/li><\/ul><\/figure>\n\n\n\nC\u00f3digo<\/h2>\n\n\n\n
Usamos C en el entorno de Arduino para programar el dispositivo. Necesitamos dos ficheros: uno para el arduino y otro para el m\u00f3dulo WiFi:<\/p>\n\n\n\n
\/\/ ---------------------------------------------------- Librer\u00edas ------------------------------------------------------------------\n#include \"SoftwareSerial.h\" \/\/ Comunicaci\u00f3n con el m\u00f3dulo de sonido\n#include \"Wire.h\" \/\/ Comunicaci\u00f3n con el giroscopio (protocolo I2C)\n\n\/\/ ---------------------------------------------------- Constantes del modulo de sonido --------------------------------------------\n#define Start_Byte 0x7E\n#define Version_Byte 0xFF\n#define Command_Length 0x06\n#define End_Byte 0xEF\n#define Acknowledge 0x01\n\n\/\/ ---------------------------------------------------- Variables del modulo de sonido ---------------------------------------------\nSoftwareSerial mySerial(6, 7); \/\/ RX, TX, comunicaci\u00f3n con el modulo de sonido\nbyte receive_buffer[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};\nbyte volume = 0x00;\n\n\/\/ ---------------------------------------------------- Variables del giroscopio-aceler\u00f3metro --------------------------------------\nconst int MPU_ADDR = 0x68; \/\/ I2C address of the MPU-6050. If AD0 pin is set to HIGH, the I2C address will be 0x69.\nint16_t accelerometer_x, accelerometer_y, accelerometer_z; \/\/ variables for accelerometer raw data\nint16_t gyro_x, gyro_y, gyro_z; \/\/ variables for gyro raw data\nint offset[6] = {-3431, 1919, 1765, -9, 34, 71}; \/\/ Offset de calibracion para los valores del giroscopio-acelerometro\n\n\/\/ ---------------------------------------------------- Funciones del modulo de sonido ---------------------------------------------\nvoid execute_CMD(byte CMD, byte Par1, byte Par2) {\n \/\/ Sends the command to the module\n \n \/\/ Calculate the checksum (2 bytes)\n word checksum = -(Version_Byte + Command_Length + CMD + Acknowledge + Par1 + Par2);\n \n \/\/ Build the command line\n byte Command_line[10] = { Start_Byte, Version_Byte,\n Command_Length, CMD, Acknowledge, \n Par1, Par2, highByte(checksum),\n lowByte(checksum), End_Byte};\n\n \/\/ Send the command line to the module\n for(byte k = 0; k < 10; k++) {\n mySerial.write(Command_line[k]);\n }\n}\n\nvoid set_eq(uint8_t eq) {\n \/\/ Sets the state of EQ\n execute_CMD(0x07, 0, eq); \/\/ Sets the EQ\n delay(100);\n}\n\nvoid set_volume(uint8_t volume) {\n \/\/ Sets the volume level\n execute_CMD(0x06, 0, volume); \/\/ Set volume level\n delay(100);\n}\n\nvoid module_init() {\n \/\/ Resets the module and sets the EQ state, \n \/\/ volume level, and plays first song on the\n \/\/ storage device\n execute_CMD(0x0C, 0, 0); \/\/ reset the module\n delay(1000);\n delay(100);\n delay(100);\n set_eq(0);\n set_volume(0x19);\n}\n\nvoid play_first() {\n \/\/ Plays first song on the storage device\n execute_CMD(0x03, 0, 1); \/\/ Play first song\n delay(100);\n}\n\nvoid loop_current() {\n \/\/ loops current playing song\n execute_CMD(0x19, 0, 0);\n delay(100);\n}\n\nvoid activarModuloSonido(){\n \/\/ Reproduce el sonido de alarma y lo pone en bucle\n play_first();\n loop_current();\n}\n\n\/\/ ---------------------------------------------------- Funciones del giroscopio-aceler\u00f3metro --------------------------------------\nint * activarSensores(){\n static int valores[6]; \/\/Almacen de los valores del giroscopio y aceler\u00f3metro (Eje X, Eje Y, Eje Z de ambos sensores)\n \/\/Activaci\u00f3n de los sensores\n Wire.beginTransmission(MPU_ADDR);\n Wire.write(0x3B); \/\/ starting with register 0x3B (ACCEL_XOUT_H) [MPU-6000 and MPU-6050 Register Map and Descriptions Revision 4.2, p.40]\n Wire.endTransmission(false); \/\/ the parameter indicates that the Arduino will send a restart. As a result, the connection is kept active.\n Wire.requestFrom(MPU_ADDR, 7*2, true); \/\/ request a total of 7*2=14 registers\n \n \/\/Valores del acelerometro\n valores[0] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x3B (ACCEL_XOUT_H) and 0x3C (ACCEL_XOUT_L)\n valores[1] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x3D (ACCEL_YOUT_H) and 0x3E (ACCEL_YOUT_L)\n valores[2] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x3F (ACCEL_ZOUT_H) and 0x40 (ACCEL_ZOUT_L)\n \/\/Valores del giroscopio\n valores[3] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x43 (GYRO_XOUT_H) and 0x44 (GYRO_XOUT_L)\n valores[4] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x45 (GYRO_YOUT_H) and 0x46 (GYRO_YOUT_L)\n valores[5] = Wire.read()<<8 | Wire.read(); \/\/ reading registers: 0x47 (GYRO_ZOUT_H) and 0x48 (GYRO_ZOUT_L)\n\n for(int i=0; i<6; i++){\n valores[i] = valores[i] + offset[i];\n }\n \n \/\/Retornamos el puntero\n return valores;\n}\n\nbool hayMov (){\n \/\/hacer dos medidas y compararlas\n bool movimientoDetectado = false;\n int *p;\n int i;\n int medida1[6];\n int medida2[6];\n \/\/primera medida\n p = activarSensores();\n for(i =0; i < 6; i++){ \/\/guardamos los resultados en un array\n medida1[i] = *(p+i); \n }\n \n delay(1000); \/\/tiempo de espera entre medidas en ms\n \n \/\/segunda medida\n p = activarSensores();\n for(i =0; i < 6; i++){ \/\/guardamos los resultados en un array\n medida2[i] = *(p+i); \n }\n\n \/\/comparamos ambos arrays\n \/\/teniendo en cuenta las respuestas de los sensores, 1500 parece un margen razonable para detectar movimiento\n\n for(i =0; i<6; i++){\n int diff = abs(medida1[i] - medida2[i]);\n if (diff > 1000){ \/\/el valor absoluto de la resta debe permanecer por debajo de n\n movimientoDetectado = true;\n }\n }\n return movimientoDetectado; \n}\n\/\/ ---------------------------------------------------- Funciones del modulo WiFi --------------------------------------------------\nvoid activarModuloWiFi(){\n \/\/ Se manda una se\u00f1al al modulo WiFi para que mande notificaciones al movil. Se introduce un delay para asegurar la sincronizaci\u00f3n con el mismo\n \/\/ al menos dos veces\n digitalWrite(0, HIGH);\n delay(3100);\n digitalWrite(0, LOW);\n \n}\n\nvoid setup() {\n \/\/ Inicializaci\u00f3n del modulo WiFi\n pinMode(0,OUTPUT);\n digitalWrite(0,LOW); \n \n \/\/ Inicializaci\u00f3n del m\u00f3dulo de sonido y de su canal de comunicaci\u00f3n\n mySerial.begin(9600);\n delay(1000);\n module_init();\n\n \/\/ Inicializaci\u00f3n del giroscopio-aceler\u00f3metro\n Wire.begin();\n Wire.beginTransmission(MPU_ADDR); \/\/ Begins a transmission to the I2C slave (GY-521 board)\n Wire.write(0x6B); \/\/ PWR_MGMT_1 register\n Wire.write(0); \/\/ set to zero (wakes up the MPU-6050)\n Wire.endTransmission(true);\n delay(5000);\n}\n\nvoid loop() {\n \/\/ Si se detecta movimiento en el giroscopio-aceler\u00f3metro, se activan tanto el modulo de sonido (para activar el altavoz)\n \/\/ como el m\u00f3dulo Wifi, y se bloquea el programa en un bucle infinito, ya que para terminarlo, hay que apagar el arduino\n \/\/ por completo\n if(hayMov()){\n activarModuloSonido();\n activarModuloWiFi();\n while(true);\n }\n\n}<\/code><\/pre>\n\n\n\nWiFi:<\/p>\n\n\n\n
\/************\nGeeksTips.com\nESP8266 Arduino Tutorial - Push notification messages example\nArduino code example\nwww.geekstips.com\n*\/\n#include <ESP8266WiFi.h>\n\n\/\/ PushingBox scenario DeviceId code and API\nString deviceId = \"v316966B1F2622E0\";\nconst char* logServer = \"api.pushingbox.com\";\n\nconst char* ssid = \"MotorolaOneVision\";\nconst char* password = \"HolaMundo3\";\n\nbool primerAcceso = true;\n\nvoid sendNotification(String message){\n \n WiFi.begin(ssid, password);\n while (WiFi.status() != WL_CONNECTED) {\n delay(500);\n }\n \n WiFiClient client;\n\n if (client.connect(logServer, 80)) {\n \n String postStr = \"devid=\";\n postStr += String(deviceId);\n postStr += \"&message_parameter=\";\n postStr += String(message);\n postStr += \"\\r\\n\\r\\n\";\n \n client.print(\"POST \/pushingbox HTTP\/1.1\\n\");\n client.print(\"Host: api.pushingbox.com\\n\");\n client.print(\"Connection: close\\n\");\n client.print(\"Content-Type: application\/x-www-form-urlencoded\\n\");\n client.print(\"Content-Length: \");\n client.print(postStr.length());\n client.print(\"\\n\\n\");\n client.print(postStr);\n }\n client.stop();\n}\n\nvoid setup() {\n pinMode(3,FUNCTION_3);\n pinMode(1,FUNCTION_3);\n}\n\n\nvoid loop() {\n while(true){\n if(digitalRead(3) == HIGH){\n if(!primerAcceso){\n sendNotification(\"\u00a1Te estan robando!\");\n } else{\n primerAcceso = false;\n }\n delay(1500);\n }\n }\n}\n<\/code><\/pre>\n\n\n\nHardware<\/h2>\n\n\n\n
M\u00f3dulos y otros materiales:<\/p>\n\n\n\n
- Placa Arduino Uno<\/li>
- M\u00f3dulo WiFi AZ-Delivery ESP8266-01S<\/li>
- AZ-Delivery GY-521 MPU-6050 3-axis Gyroscope and Acceleration sensor module<\/li>
- AZ-Delivery MP3 DFPlayer Mini Module<\/li>
- Altavoz<\/li>
- Tarjeta SD 32 GB<\/li>
- Resistencia 1K<\/li><\/ul>\n\n\n\n
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