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feat: Support Arduino Nano 33 IoT, MKR WIFI 1010 (Links2004#898)
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‎.github/workflows/arduino-lint.yaml‎

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name: Arduino library compliance (Lint)
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on: [push, pull_request]
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jobs:
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lint:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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- uses: arduino/arduino-lint-action@v1
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with:
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library-manager: update

‎.github/workflows/compile-arduino_wifinina-examples.yaml‎

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name: Compile Arduino WiFiNINA Examples
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# See: https://docs.github.com/en/free-pro-team@latest/actions/reference/events-that-trigger-workflows
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on: [push, pull_request]
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jobs:
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build:
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name: ${{ matrix.board.fqbn }}
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runs-on: ubuntu-latest
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env:
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SKETCHES_REPORTS_PATH: sketches-reports
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strategy:
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fail-fast: false
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matrix:
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board:
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- fqbn: arduino:samd:mkrwifi1010
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platforms: |
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- name: arduino:samd
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artifact-name-suffix: arduino-samd-mkrwifi1010
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libraries: |
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- name: WiFiNINA
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- fqbn: arduino:samd:nano_33_iot
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platforms: |
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- name: arduino:samd
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artifact-name-suffix: arduino-samd-nano_33_iot
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libraries: |
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- name: WiFiNINA
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Compile examples
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uses: arduino/compile-sketches@v1
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with:
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fqbn: ${{ matrix.board.fqbn }}
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platforms: ${{ matrix.board.platforms }}
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libraries: |
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# Install the library from the local path.
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- source-path: ./
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${{ matrix.board.libraries }}
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sketch-paths: |
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- examples/arduino_wifinina/arduino_wifinina.ino
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enable-deltas-report: true
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sketches-report-path: ${{ env.SKETCHES_REPORTS_PATH }}
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- name: Save sketches report as workflow artifact
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uses: actions/upload-artifact@v4
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with:
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if-no-files-found: error
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path: ${{ env.SKETCHES_REPORTS_PATH }}
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name: sketches-report-${{ matrix.board.artifact-name-suffix }}

‎.github/workflows/compile-unor4wifi-examples.yaml‎

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name: Compile Arduino UNO R4 WiFi Examples
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# See: https://docs.github.com/en/free-pro-team@latest/actions/reference/events-that-trigger-workflows
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on: [push, pull_request]
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jobs:
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build:
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name: ${{ matrix.board.fqbn }}
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runs-on: ubuntu-latest
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env:
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SKETCHES_REPORTS_PATH: sketches-reports
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strategy:
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fail-fast: false
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matrix:
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board:
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- fqbn: arduino:renesas_uno:unor4wifi
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platforms: |
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- name: arduino:renesas_uno
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Compile examples
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uses: arduino/compile-sketches@v1
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with:
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fqbn: ${{ matrix.board.fqbn }}
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platforms: ${{ matrix.board.platforms }}
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libraries: |
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# Install the library from the local path.
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- source-path: ./
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sketch-paths: |
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- examples/arduino_renesas/arduino_uno_r4_wifi
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enable-deltas-report: true
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sketches-report-path: ${{ env.SKETCHES_REPORTS_PATH }}
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- name: Save sketches report as workflow artifact
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uses: actions/upload-artifact@v4
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with:
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if-no-files-found: error
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path: ${{ env.SKETCHES_REPORTS_PATH }}
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name: sketches-report-${{ matrix.board.artifact-name-suffix }}

‎README.md‎

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@@ -33,6 +33,7 @@ a WebSocket Server and Client for Arduino based on RFC6455.
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- ATmega2560 with Ethernet Shield (ATmega branch)
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- ATmega2560 with enc28j60 (ATmega branch)
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- Arduino UNO [R4 WiFi](https://github.com/arduino/ArduinoCore-renesas)
36+
- Arduino Nano 33 IoT, MKR WIFI 1010
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###### Note: ######
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‎examples/arduino_wifinina/arduino_wifinina.ino‎

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#include <Arduino.h>
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#include <SPI.h>
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#include <WiFiNINA.h>
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#include <WebSocketsClient.h>
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#define WIFI_SSID ""
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#define WIFI_PASS ""
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int status = WL_IDLE_STATUS;
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WiFiClient client;
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WebSocketsClient webSocket;
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void webSocketEvent(WStype_t type, uint8_t *payload, size_t length) {
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switch (type) {
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case WStype_DISCONNECTED:
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Serial.println("[WSc] Disconnected!");
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break;
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case WStype_CONNECTED:
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Serial.println("[WSc] Connected!");
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// send message to server when Connected
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webSocket.sendTXT("Connected");
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break;
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case WStype_TEXT:
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Serial.print("[WSc] get text:");
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Serial.println((char *)payload);
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// send message to server
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// webSocket.sendTXT("message here");
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break;
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case WStype_BIN:
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// send data to server
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// webSocket.sendBIN(payload, length);
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break;
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case WStype_ERROR:
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case WStype_FRAGMENT_TEXT_START:
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case WStype_FRAGMENT_BIN_START:
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case WStype_FRAGMENT:
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case WStype_PING:
41+
case WStype_PONG:
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case WStype_FRAGMENT_FIN:
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break;
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}
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}
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void setup() {
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Serial.begin(115200);
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while (!Serial) {
51+
; // wait for serial port to connect. Needed for native USB port only
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}
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Serial.println();
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Serial.println();
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Serial.println();
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// check for the WiFi module:
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if (WiFi.status() == WL_NO_MODULE) {
60+
Serial.println("Communication with WiFi module failed!");
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// don't continue
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while (true);
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}
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String fv = WiFi.firmwareVersion();
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if (fv < WIFI_FIRMWARE_LATEST_VERSION) {
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Serial.println("Please upgrade the firmware");
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}
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// attempt to connect to WiFi network:
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while (status != WL_CONNECTED) {
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Serial.print("Attempting to connect to SSID: ");
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Serial.println(WIFI_SSID);
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// Connect to WPA/WPA2 network. Change this line if using open or WEP network:
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status = WiFi.begin(WIFI_SSID, WIFI_PASS);
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// wait 10 seconds for connection:
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delay(10000);
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}
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Serial.println("Connected to WiFi");
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// print your board's IP address:
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IPAddress ip = WiFi.localIP();
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Serial.print("IP Address: ");
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Serial.println(ip);
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// server address, port and URL
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webSocket.begin("192.168.0.123", 8011);
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// event handler
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webSocket.onEvent(webSocketEvent);
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// try ever 5000 again if connection has failed
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webSocket.setReconnectInterval(5000);
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}
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void loop() {
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webSocket.loop();
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}

‎library.json‎

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"type": "git",
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"url": "https://github.com/Links2004/arduinoWebSockets.git"
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},
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"version": "2.5.2"
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}
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"version": "2.5.3"
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}

‎library.properties‎

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name=WebSockets
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version=2.5.2
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version=2.5.3
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author=Markus Sattler
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maintainer=Markus Sattler
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sentence=WebSockets for Arduino (Server + Client)

‎src/WebSockets.h‎

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#define WEBSOCKETS_YIELD() yield()
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#define WEBSOCKETS_YIELD_MORE() delay(1)
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#elif defined(ARDUINO_SAMD_MKRWIFI1010) || defined(ARDUINO_SAMD_NANO_33_IOT)
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#define WEBSOCKETS_MAX_DATA_SIZE (15 * 1024)
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#define WEBSOCKETS_YIELD() yield()
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#define WEBSOCKETS_YIELD_MORE() delay(1)
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#else
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// atmega328p has only 2KB ram!
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#define NETWORK_ESP32_ETH (5)
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#define NETWORK_RP2040 (6)
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#define NETWORK_UNOWIFIR4 (7)
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#define NETWORK_WIFI_NINA (8)
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125133
// max size of the WS Message Header
126134
#define WEBSOCKETS_MAX_HEADER_SIZE (14)
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142150
#elif defined(ARDUINO_UNOWIFIR4)
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#define WEBSOCKETS_NETWORK_TYPE NETWORK_UNOWIFIR4
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153+
#elif defined(ARDUINO_SAMD_MKRWIFI1010) || defined(ARDUINO_SAMD_NANO_33_IOT)
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#define WEBSOCKETS_NETWORK_TYPE NETWORK_WIFI_NINA
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#else
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#define WEBSOCKETS_NETWORK_TYPE NETWORK_W5100
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#define WEBSOCKETS_NETWORK_CLASS WiFiClient
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#define WEBSOCKETS_NETWORK_SERVER_CLASS WiFiServer
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255+
#define WEBSOCKETS_NETWORK_CLASS WiFiClient
256+
#define WEBSOCKETS_NETWORK_SERVER_CLASS WiFiServer
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258+
#elif(WEBSOCKETS_NETWORK_TYPE == NETWORK_WIFI_NINA)
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#if __has_include(<WiFiNINA.h>)
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#include <WiFiNINA.h>
261+
#else
262+
#error "Please install WiFiNINA library!"
263+
#endif
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#define WEBSOCKETS_NETWORK_CLASS WiFiClient
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#define WEBSOCKETS_NETWORK_SERVER_CLASS WiFiServer
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#else
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#error "no network type selected!"
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#endif

‎src/WebSocketsClient.cpp‎

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#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
535535
client->status = WSC_NOT_CONNECTED;
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#else
537-
delete client->tcp;
537+
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_WIFI_NINA)
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// does not support delete (no destructor)
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#else
540+
delete client->tcp;
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#endif
538542
#endif
539543
client->tcp = NULL;
540544
}

‎src/WebSocketsServer.cpp‎

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@@ -65,7 +65,11 @@ WebSocketsServerCore::~WebSocketsServerCore() {
6565
}
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6767
WebSocketsServer::~WebSocketsServer() {
68-
delete _server;
68+
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_WIFI_NINA)
69+
// does not support delete (no destructor)
70+
#else
71+
delete _server;
72+
#endif
6973
}
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7175
/**
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539543
}
540544
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_ESP8266_ASYNC)
541545
client->status = WSC_NOT_CONNECTED;
546+
#elif(WEBSOCKETS_NETWORK_TYPE == NETWORK_WIFI_NINA)
547+
// does not support delete (no destructor)
542548
#else
543549
delete client->tcp;
544550
#endif
@@ -655,7 +661,12 @@ void WebSocketsServer::handleNewClients(void) {
655661
#endif
656662

657663
// store new connection
658-
WEBSOCKETS_NETWORK_CLASS * tcpClient = new WEBSOCKETS_NETWORK_CLASS(_server->accept());
664+
#if(WEBSOCKETS_NETWORK_TYPE == NETWORK_WIFI_NINA)
665+
WEBSOCKETS_NETWORK_CLASS * tcpClient = new WEBSOCKETS_NETWORK_CLASS(_server->available());
666+
#else
667+
WEBSOCKETS_NETWORK_CLASS * tcpClient = new WEBSOCKETS_NETWORK_CLASS(_server->accept());
668+
#endif
669+
659670
if(!tcpClient) {
660671
DEBUG_WEBSOCKETS("[WS-Client] creating Network class failed!");
661672
return;

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