Using WiFiManager

This commit is contained in:
Ard Kuijpers
2020-02-28 09:04:05 +01:00
parent 373c9a0f52
commit 78863808d7

View File

@@ -1,13 +1,13 @@
#include <Arduino.h> #include <Arduino.h>
#include <ESP8266WiFi.h> #include <ESP8266WiFi.h>
#include <PubSubClient.h> #include <PubSubClient.h>
#include <DNSServer.h>
#include <ESP8266WebServer.h>
#include <WiFiManager.h>
#define TURN_ON LOW #define TURN_ON LOW
#define TURN_OFF HIGH #define TURN_OFF HIGH
#define wifi_ssid "etxean"
#define wifi_password "4300sf08fhln"
#define mqtt_server "192.168.249.5" #define mqtt_server "192.168.249.5"
#define mqtt_port 1883 #define mqtt_port 1883
#define mqtt_user "homedevice" #define mqtt_user "homedevice"
@@ -21,20 +21,31 @@
#define will_message "false" #define will_message "false"
WiFiClient espClient; WiFiClient espClient;
PubSubClient client(espClient); PubSubClient mpttClient(espClient);
void heartbeat(); void heartbeat();
void longbeat(); void longbeat();
void setup_wifi(); void setup_wifi(String ssid, String password);
void reconnect(); void reconnect();
void setup() { void setup() {
Serial.begin(115200); Serial.begin(115200);
randomSeed(analogRead(0)); randomSeed(analogRead(0));
pinMode(LED_BUILTIN, OUTPUT); pinMode(LED_BUILTIN, OUTPUT);
pinMode(LED_BUILTIN, TURN_OFF);
setup_wifi(); //WiFiManager
client.setServer(mqtt_server, mqtt_port); WiFiManager wifiManager;
//wifiManager.resetSettings(); //reset saved settings
wifiManager.autoConnect();
//if you get here you have connected to the WiFi
Serial.print("WiFi connected to: ");
Serial.println(WiFi.SSID());
Serial.print("IP address: ");
Serial.println(WiFi.localIP());
mpttClient.setServer(mqtt_server, mqtt_port);
} }
long lastMessage = 0; long lastMessage = 0;
@@ -48,11 +59,11 @@ bool checkBound(float newValue, float prevValue, float maxDiff) {
} }
void loop() { void loop() {
if (!client.connected()) { if (!mpttClient.connected()) {
reconnect(); reconnect();
} }
client.loop(); mpttClient.loop();
client.publish(will_topic, "true"); mpttClient.publish(will_topic, "true");
long now = millis(); long now = millis();
if (now - lastHeartbeat > heartbeatMillis) { if (now - lastHeartbeat > heartbeatMillis) {
@@ -72,19 +83,19 @@ void loop() {
Serial.print(distance_topic); Serial.print(distance_topic);
Serial.print(" = "); Serial.print(" = ");
Serial.println(String(distance).c_str()); Serial.println(String(distance).c_str());
client.publish(distance_topic, String(distance).c_str()); mpttClient.publish(distance_topic, String(distance).c_str());
} }
} }
} }
void setup_wifi() { void setup_wifi(String ssid, String password) {
delay(10); delay(10);
// We start by connecting to a WiFi network // We start by connecting to a WiFi network
Serial.println(); Serial.println();
Serial.print("Connecting to "); Serial.print("Connecting to ");
Serial.println(wifi_ssid); Serial.println(ssid);
WiFi.begin(wifi_ssid, wifi_password); WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) { while (WiFi.status() != WL_CONNECTED) {
delay(500); delay(500);
@@ -99,16 +110,16 @@ void setup_wifi() {
void reconnect() { void reconnect() {
// Loop until we're reconnected // Loop until we're reconnected
while (!client.connected()) { while (!mpttClient.connected()) {
Serial.print("Attempting MQTT connection..."); Serial.print("Attempting MQTT connection...");
// Attempt to connect // Attempt to connect
// If you do not want to use a username and password, change next line to // If you do not want to use a username and password, change next line to
// if (client.connect("ESP8266Client")) { // if (mpttClient.connect(mqtt_client_id)) {
if (client.connect(mqtt_client_id, mqtt_user, mqtt_password, will_topic, 2, false, will_message)) { if (mpttClient.connect(mqtt_client_id, mqtt_user, mqtt_password, will_topic, 2, false, will_message)) {
Serial.println("connected"); Serial.println("connected");
} else { } else {
Serial.print("failed, rc="); Serial.print("failed, rc=");
Serial.print(client.state()); Serial.print(mpttClient.state());
Serial.println(" try again in 5 seconds"); Serial.println(" try again in 5 seconds");
// Wait 5 seconds before retrying // Wait 5 seconds before retrying
delay(5000); delay(5000);