|
|
#include <WiFi.h>
|
|
|
#include <PubSubClient.h>
|
|
|
|
|
|
const char *ssid = "HUAWEI P smart";
|
|
|
const char *password = "12345678";
|
|
|
const char *mqtt_server = "192.168.43.149";
|
|
|
const int mqtt_port = 1883;
|
|
|
const char *mqtt_client_id = "ESP32_Client";
|
|
|
const char *subscribe_topic = "tesis/potenciaNominal";
|
|
|
const char *publish_topic = "tesis/potencia";
|
|
|
const char *publish_topic_voltage = "tesis/ReferenceVoltage";
|
|
|
|
|
|
WiFiClient espClient;
|
|
|
PubSubClient client(espClient);
|
|
|
float Vpk=0,Vout=0;
|
|
|
void setup_wifi() {
|
|
|
delay(10);
|
|
|
Serial.println();
|
|
|
Serial.print("Conectando a ");
|
|
|
Serial.println(ssid);
|
|
|
WiFi.begin(ssid, password);
|
|
|
while (WiFi.status() != WL_CONNECTED) {
|
|
|
delay(500);
|
|
|
Serial.print(".");
|
|
|
}
|
|
|
Serial.println("");
|
|
|
Serial.println("Conectado a la red WiFi");
|
|
|
Serial.println("Dirección IP: ");
|
|
|
Serial.println(WiFi.localIP());
|
|
|
}
|
|
|
|
|
|
void callback(char *topic, byte *payload, unsigned int length) {
|
|
|
Serial.print("Mensaje recibido en el tópico: ");
|
|
|
Serial.println(topic);
|
|
|
// Convierte el payload a una cadena de caracteres
|
|
|
char receivedValue[length + 1];
|
|
|
strncpy(receivedValue, (char *)payload, length);
|
|
|
receivedValue[length] = '\0';
|
|
|
// Convierte la cadena a un número (en este caso, asume que es un float)
|
|
|
float potenciaNominal = atof(receivedValue);
|
|
|
// Realiza cálculos basados en la potencia nominal recibida (sustituye con tu lógica)
|
|
|
Vpk= sqrt(10*potenciaNominal)/5;
|
|
|
Vout=175.19*Vpk-101;
|
|
|
|
|
|
// Publica el resultado en el tópico de voltaje
|
|
|
char result[10];
|
|
|
snprintf(result, sizeof(result), "%.2f", Vout);
|
|
|
client.publish(publish_topic_voltage, result);
|
|
|
}
|
|
|
|
|
|
void reconnect() {
|
|
|
while (!client.connected()) {
|
|
|
Serial.print("Intentando conexión MQTT...");
|
|
|
|
|
|
if (client.connect(mqtt_client_id)) {
|
|
|
Serial.println("Conectado al servidor MQTT");
|
|
|
client.subscribe(subscribe_topic);
|
|
|
} else {
|
|
|
Serial.print("Falló, rc=");
|
|
|
Serial.print(client.state());
|
|
|
Serial.println(" Intentando de nuevo en 5 segundos");
|
|
|
delay(5000);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void setup() {
|
|
|
Serial.begin(115200);
|
|
|
setup_wifi();
|
|
|
client.setServer(mqtt_server, mqtt_port);
|
|
|
client.setCallback(callback);
|
|
|
}
|
|
|
|
|
|
void loop() {
|
|
|
if (!client.connected()) {
|
|
|
reconnect();
|
|
|
}
|
|
|
client.loop();
|
|
|
char str[16];
|
|
|
sprintf(str, "%u", random(100));
|
|
|
client.publish(publish_topic, str);
|
|
|
delay(500);
|
|
|
}
|
|
|
|
