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wifisettings

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ske087
2025-03-05 10:02:25 +02:00
parent 7c88f3eb7a
commit bd639d9af2
1 changed files with 56 additions and 27 deletions
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81
wifi_set_and_server/wifi_set_and_server.ino
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@@ -1,29 +1,39 @@
#include <WiFi.h> #include <WiFi.h> // Include the WiFi library for ESP32
#include <WebServer.h> #include <WebServer.h> // Include the WebServer library for ESP32
#include <EEPROM.h> #include <EEPROM.h> // Include the EEPROM library for storing WiFi settings
#include <WiFiManager.h> // https://github.com/tzapu/WiFiManager #include <WiFiManager.h> // Include the WiFiManager library for managing WiFi connections
#include "esp_mac.h" // required - exposes esp_mac_type_t values #include "esp_mac.h" // Include the esp_mac library for MAC address functions
//ver 0.0.2
// Version of the code
//ver 0.0.4
// Constants for Access Point mode
const char* ap_ssid = "ESP32-AP"; // SSID for the Access Point mode const char* ap_ssid = "ESP32-AP"; // SSID for the Access Point mode
const char* ap_password = "12345678"; // Password for the Access Point mode const char* ap_password = "12345678"; // Password for the Access Point mode
// Pin definitions
const int userLedPin = 8; // Define the pin for the user LED const int userLedPin = 8; // Define the pin for the user LED
const int buttonPin = 0; // Define the pin for the button const int buttonPin = 0; // Define the pin for the button
const int relayPins[4] = {10, 11, 22, 23}; // Define the pins for the relays const int relayPins[4] = {10, 11, 22, 23}; // Define the pins for the relays
const int inputPins[4] = {1, 2, 3, 15}; // Define the pins for the inputs const int inputPins[4] = {1, 2, 3, 15}; // Define the pins for the inputs
WebServer server(80); // Create a web server on port 80 // Create a web server on port 80
WebServer server(80);
String ssid, password, static_ip, netmask, gateway, hostname; // Variables to store WiFi settings // Variables to store WiFi settings
String ssid, password, static_ip, netmask, gateway, hostname;
bool isAPMode = false; // Flag to indicate if the board is in AP mode bool isAPMode = false; // Flag to indicate if the board is in AP mode
unsigned long lastStatusPrintTime = 0; // Variable to keep track of the last status print time // Variable to keep track of the last status print time
unsigned long lastStatusPrintTime = 0;
// Handle the root URL ("/") and serve the configuration page // Handle the root URL ("/") and serve the configuration page
void handleRoot() { void handleRoot() {
// Get the default MAC address of the ESP32
String macAddress = getDefaultMacAddress(); String macAddress = getDefaultMacAddress();
// Start building the HTML response
String html = "<!DOCTYPE html><html><head><title>Configuration</title>"; String html = "<!DOCTYPE html><html><head><title>Configuration</title>";
html += "<meta http-equiv='refresh' content='1'>"; // Refresh the page every second
html += "<style>"; html += "<style>";
html += "body { font-family: Arial, sans-serif; background-color: #f4f4f9; margin: 0; padding: 0; }"; html += "body { font-family: Arial, sans-serif; background-color: #f4f4f9; margin: 0; padding: 0; }";
html += ".container { max-width: 600px; margin: 50px auto; padding: 20px; background-color: #fff; box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); }"; html += ".container { max-width: 600px; margin: 50px auto; padding: 20px; background-color: #fff; box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); }";
@@ -37,6 +47,7 @@ void handleRoot() {
html += "button:hover { background-color: #0056b3; }"; html += "button:hover { background-color: #0056b3; }";
html += "</style></head><body>"; html += "</style></head><body>";
// If in AP mode, show the configuration form
if (isAPMode) { if (isAPMode) {
html += "<div class='container'><h2>Board Configuration</h2>"; html += "<div class='container'><h2>Board Configuration</h2>";
html += "<form action='/save' method='POST'>"; html += "<form action='/save' method='POST'>";
@@ -58,7 +69,7 @@ void handleRoot() {
html += "</form></div>"; html += "</form></div>";
} }
// Add WiFi connection information if connected // If connected to WiFi, show connection information and relay/input status
if (WiFi.status() == WL_CONNECTED) { if (WiFi.status() == WL_CONNECTED) {
html += "<div class='container'><h2>Connection Info</h2>"; html += "<div class='container'><h2>Connection Info</h2>";
html += "<p>Status: Connected</p>"; html += "<p>Status: Connected</p>";
@@ -66,31 +77,42 @@ void handleRoot() {
html += "<p>Hostname: " + hostname + "</p>"; html += "<p>Hostname: " + hostname + "</p>";
html += "</div>"; html += "</div>";
// Add relay and input status with control buttons // Add relay status with control buttons
html += "<div class='container'><h2>Relay and Input Status</h2>"; html += "<div class='container'><h2>Relay Status</h2>";
for (int i = 0; i < 4; i++) { for (int i = 0; i < 4; i++) {
html += "<p>Relay " + String(i + 1) + ": " + (digitalRead(relayPins[i]) == HIGH ? "ON" : "OFF") + "</p>"; html += "<div class='container'><h3>Relay " + String(i + 1) + "</h3>";
html += "<p>Status: " + String(digitalRead(relayPins[i]) == HIGH ? "ON" : "OFF") + "</p>";
html += "<form action='/relay' method='POST'>"; html += "<form action='/relay' method='POST'>";
html += "<input type='hidden' name='relay' value='" + String(i) + "'>"; html += "<input type='hidden' name='relay' value='" + String(i) + "'>";
html += "<button type='submit' name='action' value='on'>Turn ON</button>"; html += "<button type='submit' name='action' value='on'>Turn ON</button>";
html += "<button type='submit' name='action' value='off'>Turn OFF</button>"; html += "<button type='submit' name='action' value='off'>Turn OFF</button>";
html += "</form>"; html += "</form></div>";
html += "<p>Input " + String(i + 1) + ": " + (digitalRead(inputPins[i]) == LOW ? "Pressed" : "Not Pressed") + "</p>";
} }
// Add input status
html += "<div class='container'><h2>Input Status</h2>";
for (int i = 0; i < 4; i++) {
html += "<div class='container'><h3>Input " + String(i + 1) + "</h3>";
html += "<p>Status: " + String(digitalRead(inputPins[i]) == LOW ? "Pressed" : "Not Pressed") + "</p>";
html += "</div>"; html += "</div>";
}
} else { } else {
// If not connected to WiFi, show not connected message
html += "<div class='container'><h2>Connection Info</h2>"; html += "<div class='container'><h2>Connection Info</h2>";
html += "<p>Status: Not Connected</p>"; html += "<p>Status: Not Connected</p>";
html += "</div>"; html += "</div>";
} }
// End the HTML response
html += "</body></html>"; html += "</body></html>";
// Send the HTML response to the client
server.send(200, "text/html", html); server.send(200, "text/html", html);
} }
// Handle the save URL ("/save") and save the WiFi settings // Handle the save URL ("/save") and save the WiFi settings
void handleSave() { void handleSave() {
// Get the WiFi settings from the form
ssid = server.arg("ssid"); ssid = server.arg("ssid");
password = server.arg("password"); password = server.arg("password");
static_ip = server.arg("static_ip"); static_ip = server.arg("static_ip");
@@ -98,8 +120,10 @@ void handleSave() {
gateway = server.arg("gateway"); gateway = server.arg("gateway");
hostname = server.arg("hostname"); hostname = server.arg("hostname");
// Save the WiFi settings to EEPROM
saveSettings(); saveSettings();
// Send a response to the client and restart the device
server.send(200, "text/html", "Settings saved. Device will restart in client mode."); server.send(200, "text/html", "Settings saved. Device will restart in client mode.");
delay(2000); delay(2000);
ESP.restart(); ESP.restart();
@@ -107,9 +131,11 @@ void handleSave() {
// Handle the relay control URL ("/relay") and control the relays // Handle the relay control URL ("/relay") and control the relays
void handleRelay() { void handleRelay() {
// Get the relay index and action from the form
int relay = server.arg("relay").toInt(); int relay = server.arg("relay").toInt();
String action = server.arg("action"); String action = server.arg("action");
// Control the relay based on the action
if (relay >= 0 && relay < 4) { if (relay >= 0 && relay < 4) {
if (action == "on") { if (action == "on") {
digitalWrite(relayPins[relay], HIGH); digitalWrite(relayPins[relay], HIGH);
@@ -118,6 +144,7 @@ void handleRelay() {
} }
} }
// Redirect the client back to the root URL
server.sendHeader("Location", "/"); server.sendHeader("Location", "/");
server.send(303); server.send(303);
} }
@@ -144,22 +171,23 @@ void loadSettings() {
} }
void setup() { void setup() {
Serial.begin(115200); Serial.begin(115200); // Start the serial communication
Serial.println("Setup started"); Serial.println("Setup started");
EEPROM.begin(192); EEPROM.begin(192); // Initialize EEPROM with a size of 192 bytes
pinMode(userLedPin, OUTPUT); pinMode(userLedPin, OUTPUT); // Set the user LED pin as output
digitalWrite(userLedPin, LOW); digitalWrite(userLedPin, LOW); // Turn off the user LED
pinMode(buttonPin, INPUT_PULLUP); // Set the button pin as input with an internal pull-up resistor pinMode(buttonPin, INPUT_PULLUP); // Set the button pin as input with an internal pull-up resistor
// Set the relay pins as output and turn off all relays at startup
for (int i = 0; i < 4; i++) { for (int i = 0; i < 4; i++) {
pinMode(relayPins[i], OUTPUT); pinMode(relayPins[i], OUTPUT);
digitalWrite(relayPins[i], LOW); // Turn off all relays at startup digitalWrite(relayPins[i], LOW);
pinMode(inputPins[i], INPUT_PULLUP); // Set input pins as input with internal pull-up resistors pinMode(inputPins[i], INPUT_PULLUP); // Set input pins as input with internal pull-up resistors
} }
loadSettings(); loadSettings(); // Load the WiFi settings from EEPROM
// Stop AP mode if it was previously started // Stop AP mode if it was previously started
WiFi.softAPdisconnect(true); WiFi.softAPdisconnect(true);
@@ -169,6 +197,7 @@ void setup() {
Serial.println("Button pressed at startup. Starting in AP mode."); Serial.println("Button pressed at startup. Starting in AP mode.");
startAPMode(); startAPMode();
} else { } else {
// Attempt to connect to WiFi with saved credentials
if (ssid.length() > 0 && password.length() > 0) { if (ssid.length() > 0 && password.length() > 0) {
Serial.println("Attempting to connect to WiFi with saved credentials:"); Serial.println("Attempting to connect to WiFi with saved credentials:");
Serial.print("SSID: "); Serial.print("SSID: ");
@@ -216,9 +245,9 @@ void setup() {
} }
void loop() { void loop() {
server.handleClient(); server.handleClient(); // Handle client requests
blinkLed(); blinkLed(); // Blink the LED to indicate the mode
printStatus(); printStatus(); // Print the status of the board
} }
// Blink the LED to indicate the mode (AP mode or client mode) // Blink the LED to indicate the mode (AP mode or client mode)