Merge pull request #37 from HendrikRauh/DMX-5-switch-connection

Dmx 5 switch connection
2025-07-05 05:38:54 +00:00 · 2024-12-13 20:21:35 +01:00 · 2024-12-13 20:21:35 +01:00 · 3c5d605b67
commit 3c5d605b67
parent 7fb9d4d243 8daf08f505
13 changed files with 453 additions and 75 deletions
--- a/.gitmodules
+++ b/.gitmodules
@ -0,0 +1,6 @@
+[submodule "lib/ArtNet"]
+	path = lib/ArtNet
+	url = https://github.com/psxde/ArtNet.git
+[submodule "lib/AsyncWebServer_ESP32_W5500"]
+	path = lib/AsyncWebServer_ESP32_W5500
+	url = https://github.com/psxde/AsyncWebServer_ESP32_W5500.git
--- a/data/icons/refresh.svg
+++ b/data/icons/refresh.svg
@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#FFF"><path d="M480-160q-134 0-227-93t-93-227q0-134 93-227t227-93q69 0 132 28.5T720-690v-110h80v280H520v-80h168q-32-56-87.5-88T480-720q-100 0-170 70t-70 170q0 100 70 170t170 70q77 0 139-44t87-116h84q-28 106-114 173t-196 67Z"/></svg>
--- a/data/index.html
+++ b/data/index.html
@ -8,6 +8,7 @@
        <script type="module" src="/input-visibility.js" defer></script>
        <script type="module" src="/loading-screen.js" defer></script>
        <script type="module" src="/load-data.js" defer></script>
+        <script type="module" src="/networks.js" defer></script>
        <script type="module" src="/submit.js" defer></script>
        <script type="module" src="/reset.js" defer></script>
    </head>
@ -32,8 +33,8 @@
                <h1>Konfiguration</h1>
                <fieldset>
                    <legend>Verbindung</legend>
-                    <label for="ip-method"
-                        >IP-Zuweisung:
+                    <label>
+                        <span>IP-Zuweisung:</span>
                        <select
                            name="ip-method"
                            id="input-ip-method"
@ -45,7 +46,7 @@
                    </label>
                    <div data-field="input-ip-method" data-values="0">
                        <label>
-                            IP-Adresse:
+                            <span>IP-Adresse:</span>
                            <input
                                type="text"
                                name="ip"
@ -54,7 +55,7 @@
                            />
                        </label>
                        <label>
-                            Subnetzmaske:
+                            <span>Subnetzmaske:</span>
                            <input
                                type="text"
                                name="subnet"
@ -63,7 +64,7 @@
                            />
                        </label>
                        <label>
-                            Gateway:
+                            <span>Gateway:</span>
                            <input
                                type="text"
                                name="gateway"
@ -73,20 +74,20 @@
                        </label>
                    </div>
                    <label>
-                        Verbindungsmethode:
+                        <span>Verbindungsmethode:</span>
                        <select
                            name="connection"
                            id="input-connection"
                            title="Verbindung"
                        >
-                            <option value="0">WiFi-AccessPoint</option>
-                            <option value="1">WiFi-Station</option>
+                            <option value="0">WiFi-Station</option>
+                            <option value="1">WiFi-AccessPoint</option>
                            <option value="2">Ethernet</option>
                        </select>
                    </label>
-                    <div data-field="input-connection" data-values="0">
+                    <div data-field="input-connection" data-values="1">
                        <label>
-                            SSID:
+                            <span>SSID:</span>
                            <input
                                type="text"
                                name="ssid"
@ -95,19 +96,26 @@
                            />
                        </label>
                    </div>
-                    <div data-field="input-connection" data-values="1">
+                    <div data-field="input-connection" data-values="0">
                        <label>
-                            Netzwerk:
+                            <span>Netzwerk:</span>
                            <select
                                name="ssid"
-                                id="input-network"
+                                id="select-network"
                                title="Netzwerk"
                            ></select>
+                            <button
+                                type="button"
+                                id="refresh-networks"
+                                class="icon-button"
+                            >
+                                <img src="/icons/refresh.svg" alt="Neu laden" />
+                            </button>
                        </label>
                    </div>
                    <div data-field="input-connection" data-values="0|1">
                        <label>
-                            Password:
+                            <span>Password:</span>
                            <input
                                type="password"
                                name="password"
--- a/data/networks.js
+++ b/data/networks.js
@ -0,0 +1,60 @@
+const networkDropdown = document.querySelector("#select-network");
+const refreshButton = document.querySelector("#refresh-networks");
+const refreshIcon = refreshButton.querySelector("img");
+
+let isLoading = false;
+
+refreshButton.addEventListener("click", async () => {
+    updateNetworks();
+});
+
+function insertNetworks(networks) {
+    networks.unshift(""); // add empty option
+    networkDropdown.textContent = ""; // clear dropdown
+
+    for (const ssid of networks) {
+        const option = document.createElement("option");
+        option.value = ssid;
+        option.innerText = ssid;
+        networkDropdown.appendChild(option);
+    }
+}
+
+async function loadNetworks() {
+    if (isLoading) return;
+
+    isLoading = true;
+    refreshButton.classList.remove("error-bg");
+    refreshIcon.classList.add("spinning");
+
+    try {
+        const res = await fetch("/networks", {
+            method: "GET",
+        });
+
+        if (!res.ok) {
+            throw Error(`response status: ${res.status}`);
+        }
+
+        const networks = await res.json();
+
+        refreshIcon.classList.remove("spinning");
+        isLoading = false;
+        // remove duplicate values
+        return Array.from(new Set(networks));
+    } catch (e) {
+        refreshIcon.classList.remove("spinning");
+        refreshButton.classList.add("error-bg");
+        isLoading = false;
+        return [];
+    }
+}
+
+async function updateNetworks() {
+    const networks = await loadNetworks();
+    if (networks) {
+        insertNetworks(networks);
+    }
+}
+
+updateNetworks();
--- a/data/style.css
+++ b/data/style.css
@ -3,6 +3,7 @@
    --color-on-primary: white;
    --color-background: #222;
    --color-danger: #fa2b58;
+    --icon-button-size: 2.5rem;
 }

 body {
@ -38,11 +39,16 @@ fieldset {
 label {
    display: block;
    display: flex;
+    gap: 8px;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
 }

+label span {
+    flex-grow: 1;
+}
+
 input,
 select {
    width: clamp(200px, 100%, 400px);
@ -60,6 +66,10 @@ select:focus {
    border-color: var(--color-primary);
 }

+select:has(+ .icon-button) {
+    width: calc(clamp(200px, 100%, 400px) - var(--icon-button-size) - 8px);
+}
+
 button {
    border: none;
    inset: none;
@ -143,10 +153,14 @@ label.switch input:checked + .slider::before {
    justify-content: center;
 }

-h2.error {
+.error {
    color: var(--color-danger);
 }

+.error-bg {
+    background-color: var(--color-danger) !important;
+}
+
 button.reload {
    display: block;
    margin: 0 auto;
@ -195,3 +209,17 @@ button.reload {
        transform: rotate(360deg);
    }
 }
+
+.icon-button {
+    padding: 8px;
+    font-size: 0;
+    width: var(--icon-button-size);
+    height: var(--icon-button-size);
+}
+
+.spinning {
+    animation-name: spin;
+    animation-duration: 0.5s;
+    animation-iteration-count: infinite;
+    animation-timing-function: linear;
+}
--- a/lib/ArtNet
+++ b/lib/ArtNet
@ -0,0 +1 @@
+Subproject commit 5d9c42b531404ccfbcb14106d6312b03a166868a
--- a/lib/AsyncWebServer_ESP32_W5500
+++ b/lib/AsyncWebServer_ESP32_W5500
@ -0,0 +1 @@
+Subproject commit 38de6ac248c7f270ca3b77ba38512ba39919aed8
--- a/platformio.ini
+++ b/platformio.ini
@ -18,7 +18,5 @@ board_build.filesystem = littlefs
 [env:lolin_s2_mini]
 platform = espressif32
 board = lolin_s2_mini
-lib_deps = 
-	hideakitai/ArtNet @ ^0.8.0
+lib_deps =
 	bblanchon/ArduinoJson @ ^7.2.0
-	me-no-dev/ESP Async WebServer
--- a/src/ESPDMX.cpp
+++ b/src/ESPDMX.cpp
@ -7,11 +7,16 @@
 // uint8_t dmxDataStores[MAX_IDS][DMXCHANNELS + 1];

 // Set up the DMX-Protocol
-void DMXESPSerial::init(int pinSend = 19, int pinRecv = -1)
+void DMXESPSerial::init(int pinSend = DMX_DEFAULT_TX, int pinRecv = DMX_DEFAULT_RX, HardwareSerial& port = DMX_DEFAULT_PORT)
 {
    sendPin = pinSend;
    recvPin = pinRecv;
-    SERIALPORT.begin(DMXSPEED, DMXFORMAT, recvPin, sendPin);
+    _Serial = &port;
+    _Serial->begin(DMXSPEED, DMXFORMAT, recvPin, sendPin);
+    Serial.print("Init DMX with pins (TX/RX): ");
+    Serial.print(sendPin);
+    Serial.print("/");
+    Serial.println(recvPin);
    pinMode(sendPin, OUTPUT);
    dmxStarted = true;
 }
@ -28,6 +33,14 @@ uint8_t DMXESPSerial::read(int channel)
        channel = DMXCHANNELS;
    return (dmxDataStore[channel]);
 }
+uint8_t* DMXESPSerial::readAll()
+{
+    if (dmxStarted == false)
+        init();
+
+    return (&dmxDataStore[1]);
+}
+

 // Function to send DMX data
 void DMXESPSerial::write(int channel, uint8_t value)
@ -40,17 +53,13 @@ void DMXESPSerial::write(int channel, uint8_t value)
        channel = 1;
    if (channel > DMXCHANNELS)
        channel = DMXCHANNELS;
-    if (value < 0)
-        value = 0;
-    if (value > 255)
-        value = 255;

    dmxDataStore[channel] = value;
 }

 void DMXESPSerial::end()
 {
-    SERIALPORT.end();
+    _Serial->end();
 }

 // Function to update the DMX bus
@ -58,17 +67,17 @@ void DMXESPSerial::update()
 {
    // Send break
    digitalWrite(sendPin, HIGH);
-    SERIALPORT.begin(BREAKSPEED, BREAKFORMAT, recvPin, sendPin);
-    SERIALPORT.write(0);
-    SERIALPORT.flush();
+    _Serial->begin(BREAKSPEED, BREAKFORMAT, recvPin, sendPin);
+    _Serial->write(0);
+    _Serial->flush();
    delay(1);
-    SERIALPORT.end();
+    _Serial->end();

    // send data
-    SERIALPORT.begin(DMXSPEED, DMXFORMAT, recvPin, sendPin);
+    _Serial->begin(DMXSPEED, DMXFORMAT, recvPin, sendPin);
    digitalWrite(sendPin, LOW);
-    SERIALPORT.write(dmxDataStore, DMXCHANNELS);
-    SERIALPORT.flush();
+    _Serial->write(dmxDataStore, DMXCHANNELS);
+    _Serial->flush();
    delay(1);
-    SERIALPORT.end();
+    _Serial->end();
 }
--- a/src/ESPDMX.h
+++ b/src/ESPDMX.h
@ -1,4 +1,5 @@
 #include <inttypes.h>
+#include <HardwareSerial.h>

 #ifndef ESPDMX_h
 #define ESPDMX_h
@ -7,7 +8,9 @@
 #define DMXFORMAT SERIAL_8N2
 #define BREAKSPEED 83333
 #define BREAKFORMAT SERIAL_8N1
-#define SERIALPORT Serial0
+#define DMX_DEFAULT_PORT Serial0
+#define DMX_DEFAULT_TX 21
+#define DMX_DEFAULT_RX 33
 #define DMXCHANNELS 512

 class DMXESPSerial
@ -15,14 +18,20 @@ class DMXESPSerial
 public:
    int sendPin;
    int recvPin;
+    HardwareSerial *port;
    bool dmxStarted;
    uint8_t dmxDataStore[DMXCHANNELS + 1];

-    void init(int pinSend, int pinRecv);
-    uint8_t read(int Channel);
+    void init(int pinSend, int pinRecv, HardwareSerial& port);
+    uint8_t read(int channel);
+    uint8_t* readAll();
    void write(int channel, uint8_t value);
    void update();
    void end();
+
+private:
+    // Member variables
+    HardwareSerial* _Serial;
 };

 #endif
--- a/src/main.cpp
+++ b/src/main.cpp
@ -1,77 +1,285 @@
+#ifdef ESP32
+#include <WiFi.h>
+#include <AsyncTCP.h>
+#elif defined(ESP8266)
+#include <ESP8266WiFi.h>
+#include <ESPAsyncTCP.h>
+#endif
+
+#include <AsyncWebServer_ESP32_W5500.h>
+// #include "w5500/esp32_w5500.h"
+// #include <ESPAsyncWebServer.h>
+
 #include <ArtnetWiFi.h>
-// #include <ArtnetEther.h>
+#include <ArduinoJson.h>
+
 #include "ESPDMX.h"
-#include <ESPAsyncWebServer.h>
 #include <LittleFS.h>
 #include "routes/config.h"

 DMXESPSerial dmx1;
 DMXESPSerial dmx2;

+// Button
+#define PIN_LED 7
+#define PIN_BUTTON 5
+
+uint8_t brightness_led = 20;
+bool status_led;
+
+hw_timer_t *timer = NULL; // H/W timer defining (Pointer to the Structure)
+portMUX_TYPE timerMux = portMUX_INITIALIZER_UNLOCKED;
+void IRAM_ATTR onTimer()
+{ // Defining Inerrupt function with IRAM_ATTR for faster access
+    portENTER_CRITICAL_ISR(&timerMux);
+    status_led = !status_led;
+    if (!status_led)
+    {
+        analogWrite(PIN_LED, brightness_led);
+    }
+    else
+    {
+        analogWrite(PIN_LED, 0);
+    }
+    portEXIT_CRITICAL_ISR(&timerMux);
+}
+
+// Ethernet stuff
+#define ETH_SCK 36
+#define ETH_SS 34
+#define ETH_MOSI 35
+#define ETH_MISO 37
+#define ETH_INT 38
+#define ETH_SPI_HOST SPI2_HOST
+#define ETH_SPI_CLOCK_MHZ 25
+byte mac[6] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED};
+
 AsyncWebServer server(80);

 ArtnetWiFi artnet;
-DMXESPSerial dmx;

-const uint16_t size = 512;
-uint8_t data[size];
+String broadcastIp;
+uint8_t universe1;
+uint8_t universe2;
+Direction direction1;
+Direction direction2;
+// const uint16_t size = 512;
+// uint8_t data[DMXCHANNELS];
+
+void ledBlink(int ms)
+{
+    if (timer == NULL)
+    {
+        timer = timerBegin(0, 80, true);             // timer 0, prescalar: 80, UP counting
+        timerAttachInterrupt(timer, &onTimer, true); // Attach interrupt
+    }
+    if (ms == 0)
+    {
+        timerAlarmDisable(timer);
+        analogWrite(PIN_LED, 0);
+    }
+    else if (ms == 1)
+    {
+        timerAlarmDisable(timer);
+        analogWrite(PIN_LED, brightness_led);
+    }
+    else
+    {
+        ms = ms * 1000;
+        timerAlarmWrite(timer, ms, true); // Match value= 1000000 for 1 sec. delay.
+        timerAlarmEnable(timer);          // Enable Timer with interrupt (Alarm Enable)
+    }
+}

 void setup()
 {
    Serial.begin(9600);

+    // Get ETH mac
+    esp_read_mac(mac, ESP_MAC_ETH);
+
+    // LED
+    analogWrite(PIN_LED, brightness_led);
+    // delay(5000);
+    ledBlink(500);
+
+    // Button
+    pinMode(PIN_BUTTON, INPUT_PULLUP);
+    if (digitalRead(PIN_BUTTON) == LOW)
+    {
+        ledBlink(100);
+        delay(2000);
+        Serial.println("Reset config");
+        config.begin("dmx", false);
+        config.clear();
+        config.end();
+    }
+
+    // wait for serial monitor
+    delay(5000);
+    Serial.println("Starting DMX-Interface...");
+
    config.begin("dmx", true);

-    uint8_t universe1 = config.getUChar("universe-1", 1);
-    uint8_t universe2 = config.getUChar("universe-2", 1);
+    universe1 = config.getUInt("universe-1", 1);
+    universe2 = config.getUInt("universe-2", 1);

-    Direction direction1 = static_cast<Direction>(config.getUInt("direction-1", 0));
-    Direction direction2 = static_cast<Direction>(config.getUInt("direction-2", 1));
+    direction1 = static_cast<Direction>(config.getUInt("direction-1", 0));
+    direction2 = static_cast<Direction>(config.getUInt("direction-2", 1));

-    Connection connection = static_cast<Connection>(config.getUInt("connection", WiFiSta));
-    IpMethod ipMethod = static_cast<IpMethod>(config.getUInt("ip-method"), Static);
+    Serial.print("Port A: Universe ");
+    Serial.print(universe1);
+    Serial.print(" ");
+    Serial.println((direction1 == Input) ? "DMX -> Art-Net" : "Art-Net -> DMX");

-    String ssid = config.getString("ssid", "artnet");
+    Serial.print("Port B: Universe ");
+    Serial.print(universe2);
+    Serial.print(" ");
+    Serial.println((direction2 == Input) ? "DMX -> Art-Net" : "Art-Net -> DMX");
+
+    Connection connection = static_cast<Connection>(config.getUInt("connection", WiFiAP));
+    IpMethod ipMethod = static_cast<IpMethod>(config.getUInt("ip-method"), DHCP);
+
+    WiFi.macAddress(mac);
+    char hostname[30];
+    snprintf(hostname, sizeof(hostname), "ChaosDMX-%02X%02X", mac[4], mac[5]);
+    Serial.print("Hostname: ");
+    Serial.println(hostname);
+
+    String ssid = config.getString("ssid", hostname);
    String pwd = config.getString("password", "mbgmbgmbg");
-    IPAddress defaultIp(192, 168, 1, 201);
+
+    // Default IP as defined in standard https://art-net.org.uk/downloads/art-net.pdf, page 13
+    IPAddress defaultIp(2, mac[3], mac[4], mac[5]);
    IPAddress ip = config.getUInt("ip", defaultIp);
-    IPAddress defaultSubnet(255, 255, 255, 0);
+    IPAddress defaultSubnet(255, 0, 0, 0);
    IPAddress subnet = config.getUInt("subnet", defaultSubnet);
-    IPAddress defaultGateway(192, 168, 1, 1);
+    IPAddress defaultGateway(2, 0, 0, 1);
    IPAddress gateway = config.getUInt("gateway", defaultGateway);

    config.end();

-    // WiFi stuff
-    // WiFi.begin(ssid, pwd);
-    WiFi.softAP(ssid, pwd);
-    WiFi.softAPConfig(ip, gateway, subnet);
-    // WiFi.config(ip, gateway, subnet);
-    // while (WiFi.status() != WL_CONNECTED) {
-    //     Serial.print(".");
-    delay(500);
-    //}
-    // Serial.print("WiFi connected, IP = ");
-    // Serial.println(WiFi.localIP());
+    switch (connection)
+    {
+    case WiFiSta:
+        Serial.println("Initialize as WiFi Station");
+        WiFi.setHostname(hostname);
+        WiFi.begin(ssid, pwd);
+        Serial.println("SSID: " + ssid + ", pwd: " + pwd);
+        if (ipMethod == Static)
+        {
+            WiFi.config(ip, gateway, subnet);
+            Serial.println("IP: " + ip.toString() + ", gateway: " + gateway + ", subnet: " + subnet);
+        }
+        while (WiFi.status() != WL_CONNECTED)
+        {
+            Serial.print(".");
+            delay(500);
+        }
+        broadcastIp = String(WiFi.broadcastIP().toString().c_str());
+        Serial.println("");
+        Serial.print("WiFi connected, IP = ");
+        Serial.println(WiFi.localIP());
+        Serial.print("MAC address: ");
+        Serial.println(WiFi.macAddress());
+        break;

-    // Initialize Art-Net
-    artnet.begin();
+    case Ethernet:
+    {
+        Serial.println("Initialize as ETH");
+        ESP32_W5500_onEvent();
+
+        if (ETH.begin(ETH_MISO, ETH_MOSI, ETH_SCK, ETH_SS, ETH_INT, ETH_SPI_CLOCK_MHZ, ETH_SPI_HOST, mac))
+        { // Dynamic IP setup
+        }
+        else
+        {
+            Serial.println("Failed to configure Ethernet");
+        }
+        ETH.setHostname(hostname);
+
+        // ESP32_W5500_waitForConnect();
+        uint8_t timeout = 5; // in s
+        Serial.print("Wait for connect");
+        while (!ESP32_W5500_eth_connected && timeout > 0)
+        {
+            delay(1000);
+            timeout--;
+            Serial.print(".");
+        }
+        Serial.println();
+        if (ESP32_W5500_eth_connected)
+        {
+            Serial.println("DHCP OK!");
+        }
+        else
+        {
+            Serial.println("Set static IP");
+            ETH.config(ip, gateway, subnet);
+        }
+        broadcastIp = ETH.broadcastIP().toString();
+
+        Serial.print("Local IP : ");
+        Serial.println(ETH.localIP());
+        Serial.print("Subnet Mask : ");
+        Serial.println(ETH.subnetMask());
+        Serial.print("Gateway IP : ");
+        Serial.println(ETH.gatewayIP());
+        Serial.print("DNS Server : ");
+        Serial.println(ETH.dnsIP());
+        Serial.print("MAC address : ");
+        Serial.println(ETH.macAddress());
+        Serial.println("Ethernet Successfully Initialized");
+        break;
+    }
+    default:
+        Serial.println("Initialize as WiFi AccessPoint");
+        WiFi.softAPsetHostname(hostname);
+        WiFi.softAP(ssid, pwd);
+        // AP always with DHCP
+        // WiFi.softAPConfig(ip, gateway, subnet);
+        broadcastIp = WiFi.softAPBroadcastIP().toString();
+        Serial.print("WiFi AP enabled, IP = ");
+        Serial.println(WiFi.softAPIP());
+        Serial.print("MAC address: ");
+        Serial.println(WiFi.softAPmacAddress());
+        break;
+    }

    // Initialize DMX ports
-    dmx1.init(19, -1);
+    Serial.println("Initialize DMX...");
+    dmx1.init(21, 33, Serial0);
+    dmx2.init(17, 18, Serial1);
+
+    // Initialize Art-Net
+    Serial.println("Initialize Art-Net...");
+    artnet.begin();

    // if Artnet packet comes to this universe, this function is called
-    artnet.subscribeArtDmxUniverse(universe1, [&](const uint8_t *data, uint16_t size, const ArtDmxMetadata &metadata, const ArtNetRemoteInfo &remote)
-                                   {
-                                    for (size_t i = 0; i < size; ++i)
-                                    {
-                                        dmx1.write((i + 1), data[i]);
-                                    }
+    if (direction1 == Output)
+    {
+        artnet.subscribeArtDmxUniverse(universe1, [&](const uint8_t *data, uint16_t size, const ArtDmxMetadata &metadata, const ArtNetRemoteInfo &remote)
+                                       {
+            for (size_t i = 0; i < size; ++i)
+            {
+                dmx1.write((i + 1), data[i]);
+            }
+            dmx1.update(); });
+    }

-                                    dmx1.update(); });
+    if (direction2 == Output)
+    {
+        artnet.subscribeArtDmxUniverse(universe2, [&](const uint8_t *data, uint16_t size, const ArtDmxMetadata &metadata, const ArtNetRemoteInfo &remote)
+                                       {
+            for (size_t i = 0; i < size; ++i)
+            {
+                dmx2.write((i + 1), data[i]);
+            }
+            dmx2.update(); });
+    }

    // if Artnet packet comes, this function is called to every universe
-    artnet.subscribeArtDmx([&](const uint8_t *data, uint16_t size, const ArtDmxMetadata &metadata, const ArtNetRemoteInfo &remote) {});
+    // artnet.subscribeArtDmx([&](const uint8_t *data, uint16_t size, const ArtDmxMetadata &metadata, const ArtNetRemoteInfo &remote) {});

    if (!LittleFS.begin(true))
    {
@ -94,19 +302,37 @@ void setup()

                ESP.restart(); });

+    server.on("/networks", HTTP_GET, [](AsyncWebServerRequest *request)
+              { onGetNetworks(request); });
+
    server.onRequestBody([](AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total)
                         {
                            if (request->url() == "/config" && request->method() == HTTP_PUT) {
                                onPutConfig(request, data, len, index, total);
+                                Serial.println("restarting ESP...");
                                ESP.restart();
                            } });

    delay(1000);
    server.begin();
    Serial.println("Server started!");
+
+    ledBlink(1);
 }

 void loop()
 {
-    artnet.parse(); // check if artnet packet has come and execute callback
+    // check if artnet packet has come and execute callback
+    artnet.parse();
+
+    // Receive Callback/INT currently not implemented
+    /*if (direction1 == Input) {
+        artnet.setArtDmxData(dmx1.readAll(), DMXCHANNELS);
+        artnet.streamArtDmxTo(broadcastIp, universe1);
+    }
+
+    if (direction2 == Input) {
+        artnet.setArtDmxData(dmx2.readAll(), DMXCHANNELS);
+        artnet.streamArtDmxTo(broadcastIp, universe2);
+    }*/
 }
--- a/src/routes/config.cpp
+++ b/src/routes/config.cpp
@ -1,6 +1,7 @@
 #include "config.h"
 #include <stdexcept>
 #include <ArduinoJson.h>
+#include "WiFi.h"

 Preferences config;

@ -161,3 +162,31 @@ void onPutConfig(AsyncWebServerRequest *request, uint8_t *data, size_t len, size
        request->send(400, "text/plain", e.what());
    }
 }
+
+void onGetNetworks(AsyncWebServerRequest *request)
+{
+    JsonDocument doc;
+    JsonArray array = doc.to<JsonArray>();
+
+    int numberOfNetworks = WiFi.scanComplete();
+    if (numberOfNetworks == WIFI_SCAN_FAILED)
+    {
+        WiFi.scanNetworks(true);
+    }
+    else if (numberOfNetworks)
+    {
+        for (int i = 0; i < numberOfNetworks; ++i)
+        {
+            array.add(WiFi.SSID(i));
+        }
+        WiFi.scanDelete();
+        if (WiFi.scanComplete() == WIFI_SCAN_FAILED)
+        {
+            WiFi.scanNetworks(true);
+        }
+    }
+
+    String jsonString;
+    serializeJson(doc, jsonString);
+    request->send(200, "application/json", jsonString);
+}
--- a/src/routes/config.h
+++ b/src/routes/config.h
@ -1,6 +1,6 @@
 #pragma once

-#include <ESPAsyncWebServer.h>
+#include <AsyncWebServer_ESP32_W5500.h>
 #include <ESPDMX.h>
 #include <Preferences.h>

@ -35,4 +35,6 @@ void onGetConfig(AsyncWebServerRequest *request);

 void onPutConfig(AsyncWebServerRequest *request, uint8_t *data, size_t len, size_t index, size_t total);

+void onGetNetworks(AsyncWebServerRequest *request);
+
 // #endif
				`@ -0,0 +1 @@`
				`<svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 -960 960 960" width="24px" fill="#FFF"><path d="M480-160q-134 0-227-93t-93-227q0-134 93-227t227-93q69 0 132 28.5T720-690v-110h80v280H520v-80h168q-32-56-87.5-88T480-720q-100 0-170 70t-70 170q0 100 70 170t170 70q77 0 139-44t87-116h84q-28 106-114 173t-196 67Z"/></svg>`
				`@ -0,0 +1 @@`
				`Subproject commit 5d9c42b531404ccfbcb14106d6312b03a166868a`
				`@ -0,0 +1 @@`
				`Subproject commit 38de6ac248c7f270ca3b77ba38512ba39919aed8`