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//Código sensor pH esclavo// | |
#include <Wire.h>//Libreria usada para la transmision de datos | |
#include <LiquidCrystal.h>//Libreria LCD | |
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);//pines LCD | |
//Asignacion pines (RS, E, DB4, DB5, DB6, DB7) | |
int recepcion_valorph=0; | |
////pines activacion leds//// | |
const int agua= 8; //LED 1 | |
const int cloro= 9; //LED 2 | |
/////////////////////////////////////////////////////////////////// | |
void setup() | |
{ | |
Wire.begin(8); // se inicializa en el bus I2C como esclavo con el #8 | |
Wire.onReceive(recepcionEvento); // registra la función de recepción | |
Serial.begin(9600); // inicializa el puerto serial | |
////salidas tipos de acidez//// | |
pinMode(agua,OUTPUT);//salida LED 1 | |
pinMode(cloro,OUTPUT);//salida LED 2 | |
/* | |
-ph aproximado del agua=7.0 | |
-ph aproximado del cloro=13.0 | |
*/ | |
///////////////////////////////////////////////////////////////////// | |
} | |
void loop() | |
{ | |
} | |
void recepcionEvento(int cuantos)//define la función de recepción | |
{ | |
int recepcion_valorph= Wire.read(); | |
if(recepcion_valorph==6 || recepcion_valorph==7) | |
{ | |
digitalWrite(agua,HIGH); | |
digitalWrite(cloro,LOW); | |
Serial.print("PH Agua:"); | |
Serial.println(recepcion_valorph); | |
lcd.clear(); | |
lcd.print("PH Agua:"); | |
lcd.println(recepcion_valorph); | |
lcd.setCursor(9,0); | |
lcd.print(" "); | |
lcd.setCursor(10,0); | |
lcd.print(" "); | |
} | |
else if (recepcion_valorph==12 || recepcion_valorph==13) | |
{ | |
digitalWrite(cloro,HIGH); | |
digitalWrite(agua,LOW); | |
Serial.print("PHcloro:"); | |
Serial.println(recepcion_valorph); | |
lcd.print("PHcloro:"); | |
lcd.println(recepcion_valorph); | |
} | |
else | |
{ | |
Serial.print("PH:"); | |
Serial.println(recepcion_valorph); | |
lcd.begin(16, 2); | |
lcd.home(); | |
lcd.clear(); | |
lcd.print("PH:"); | |
lcd.println(recepcion_valorph); | |
lcd.setCursor(4,0); | |
lcd.print(" "); | |
lcd.setCursor(5,0); | |
lcd.print(" "); | |
digitalWrite(cloro,LOW); | |
digitalWrite(agua,LOW); | |
} | |
} |
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