waterishosgen2_public/ESP8266MeshHelloWorld/ESP8266MeshHelloWorld.ino

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Arduino
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2019-08-21 12:19:51 +00:00
#include "credentials.h"
#include <ESP8266MQTTMesh.h>
#include <FS.h>
#ifndef LED_PIN
#define LED_PIN LED_BUILTIN
#endif
#define FIRMWARE_ID 0x1337
#define FIRMWARE_VER "0.1"
wifi_conn networks[] = NETWORK_LIST;
const char* mesh_password = MESH_PASSWORD;
const char* mqtt_server = MQTT_SERVER;
const int mqtt_port = MQTT_PORT;
#if ASYNC_TCP_SSL_ENABLED
const uint8_t *mqtt_fingerprint = MQTT_FINGERPRINT;
bool mqtt_secure = MQTT_SECURE;
#if MESH_SECURE
#include "ssl_cert.h"
#endif
#endif
#ifdef ESP32
String ID = String((unsigned long)ESP.getEfuseMac());
#else
String ID = String(ESP.getChipId());
#endif
unsigned long previousMillis = 0;
const long interval = 5000;
int cnt = 0;
// Note: All of the '.set' options below are optional. The default values can be
// found in ESP8266MQTTMeshBuilder.h
ESP8266MQTTMesh mesh = ESP8266MQTTMesh::Builder(networks, mqtt_server, mqtt_port)
.setVersion(FIRMWARE_VER, FIRMWARE_ID)
.setMeshPassword(mesh_password)
#if ASYNC_TCP_SSL_ENABLED
.setMqttSSL(mqtt_secure, mqtt_fingerprint)
#if MESH_SECURE
.setMeshSSL(ssl_cert, ssl_cert_len, ssl_key, ssl_key_len, ssl_fingerprint)
#endif //MESH_SECURE
#endif //ASYNC_TCP_SSL_ENABLED
.build();
void callback(const char *topic, const char *msg);
void setup() {
Serial.begin(115200);
delay(1000); //This is only here to make it easier to catch the startup messages. It isn't required
mesh.setCallback(callback);
mesh.begin();
pinMode(LED_PIN, OUTPUT);
}
void loop() {
if (! mesh.connected())
return;
unsigned long currentMillis = millis();
if (currentMillis - previousMillis >= interval) {
String cntStr = String(cnt);
String msg = "hello from " + ID + " cnt: " + cntStr;
mesh.publish(ID.c_str(), msg.c_str());
previousMillis = currentMillis;
cnt++;
}
}
void callback(const char *topic, const char *msg) {
if (0 == strcmp(topic, (const char*) ID.c_str())) {
if(String(msg) == "0") {
digitalWrite(LED_PIN, HIGH);
}else{
digitalWrite(LED_PIN, LOW);
}
}
}