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Initial commit of Arduino libraries

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Sam
2025-05-23 10:47:41 +10:00
commit 5bfce5fc3e
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110
WebSockets/examples/esp32/WebSocketClient/WebSocketClient.ino Normal file
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/*
* WebSocketClient.ino
*
* Created on: 24.05.2015
*
*/
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiMulti.h>
#include <WiFiClientSecure.h>
#include <WebSocketsClient.h>
WiFiMulti WiFiMulti;
WebSocketsClient webSocket;
#define USE_SERIAL Serial1
void hexdump(const void *mem, uint32_t len, uint8_t cols = 16) {
const uint8_t* src = (const uint8_t*) mem;
USE_SERIAL.printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
for(uint32_t i = 0; i < len; i++) {
if(i % cols == 0) {
USE_SERIAL.printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
}
USE_SERIAL.printf("%02X ", *src);
src++;
}
USE_SERIAL.printf("\n");
}
void webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[WSc] Disconnected!\n");
break;
case WStype_CONNECTED:
USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
// send message to server when Connected
webSocket.sendTXT("Connected");
break;
case WStype_TEXT:
USE_SERIAL.printf("[WSc] get text: %s\n", payload);
// send message to server
// webSocket.sendTXT("message here");
break;
case WStype_BIN:
USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
hexdump(payload, length);
// send data to server
// webSocket.sendBIN(payload, length);
break;
case WStype_ERROR:
case WStype_FRAGMENT_TEXT_START:
case WStype_FRAGMENT_BIN_START:
case WStype_FRAGMENT:
case WStype_FRAGMENT_FIN:
break;
}
}
void setup() {
// USE_SERIAL.begin(921600);
USE_SERIAL.begin(115200);
//Serial.setDebugOutput(true);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
WiFiMulti.addAP("SSID", "passpasspass");
//WiFi.disconnect();
while(WiFiMulti.run() != WL_CONNECTED) {
delay(100);
}
// server address, port and URL
webSocket.begin("192.168.0.123", 81, "/");
// event handler
webSocket.onEvent(webSocketEvent);
// use HTTP Basic Authorization this is optional remove if not needed
webSocket.setAuthorization("user", "Password");
// try ever 5000 again if connection has failed
webSocket.setReconnectInterval(5000);
}
void loop() {
webSocket.loop();
}

106
WebSockets/examples/esp32/WebSocketClientSSL/WebSocketClientSSL.ino Normal file
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/*
* WebSocketClientSSL.ino
*
* Created on: 10.12.2015
*
* note SSL is only possible with the ESP8266
*
*/
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiMulti.h>
#include <WiFiClientSecure.h>
#include <WebSocketsClient.h>
WiFiMulti WiFiMulti;
WebSocketsClient webSocket;
#define USE_SERIAL Serial1
void hexdump(const void *mem, uint32_t len, uint8_t cols = 16) {
const uint8_t* src = (const uint8_t*) mem;
USE_SERIAL.printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
for(uint32_t i = 0; i < len; i++) {
if(i % cols == 0) {
USE_SERIAL.printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
}
USE_SERIAL.printf("%02X ", *src);
src++;
}
USE_SERIAL.printf("\n");
}
void webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[WSc] Disconnected!\n");
break;
case WStype_CONNECTED:
{
USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
// send message to server when Connected
webSocket.sendTXT("Connected");
}
break;
case WStype_TEXT:
USE_SERIAL.printf("[WSc] get text: %s\n", payload);
// send message to server
// webSocket.sendTXT("message here");
break;
case WStype_BIN:
USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
hexdump(payload, length);
// send data to server
// webSocket.sendBIN(payload, length);
break;
case WStype_ERROR:
case WStype_FRAGMENT_TEXT_START:
case WStype_FRAGMENT_BIN_START:
case WStype_FRAGMENT:
case WStype_FRAGMENT_FIN:
break;
}
}
void setup() {
// USE_SERIAL.begin(921600);
USE_SERIAL.begin(115200);
//Serial.setDebugOutput(true);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
WiFiMulti.addAP("SSID", "passpasspass");
//WiFi.disconnect();
while(WiFiMulti.run() != WL_CONNECTED) {
delay(100);
}
webSocket.beginSSL("192.168.0.123", 81);
webSocket.onEvent(webSocketEvent);
}
void loop() {
webSocket.loop();
}

135
WebSockets/examples/esp32/WebSocketClientSSLBundle/WebSocketClientSSLBundle.ino Normal file
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/*
* main.cpp
*
* Created on: 15.06.2024
*
*/
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiMulti.h>
#include <WebSocketsClient.h>
// Use the incbin library to embedd the cert binary
// extern const uint8_t rootca_crt_bundle_start[] asm(
// "_binary_data_cert_x509_crt_bundle_bin_start");
WiFiMulti wifiMulti;
WebSocketsClient webSocket;
#define USE_SERIAL Serial
void setClock() {
configTime(0, 0, "pool.ntp.org", "time.nist.gov");
USE_SERIAL.print(F("Waiting for NTP time sync: "));
time_t nowSecs = time(nullptr);
while(nowSecs < 8 * 3600 * 2) {
delay(500);
USE_SERIAL.print(F("."));
yield();
nowSecs = time(nullptr);
}
USE_SERIAL.println();
struct tm timeinfo;
gmtime_r(&nowSecs, &timeinfo);
USE_SERIAL.print(F("Current time: "));
USE_SERIAL.print(asctime(&timeinfo));
}
void hexdump(const void * mem, uint32_t len, uint8_t cols = 16) {
const uint8_t * src = (const uint8_t *)mem;
USE_SERIAL.printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
for(uint32_t i = 0; i < len; i++) {
if(i % cols == 0) {
USE_SERIAL.printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
}
USE_SERIAL.printf("%02X ", *src);
src++;
}
USE_SERIAL.printf("\n");
}
void webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[WSc] Disconnected!\n");
break;
case WStype_CONNECTED:
USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
// send message to server when Connected
webSocket.sendTXT("Connected");
break;
case WStype_TEXT:
USE_SERIAL.printf("[WSc] get text: %s\n", payload);
// send message to server
// webSocket.sendTXT("message here");
break;
case WStype_BIN:
USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
hexdump(payload, length);
// send data to server
// webSocket.sendBIN(payload, length);
break;
case WStype_ERROR:
case WStype_FRAGMENT_TEXT_START:
case WStype_FRAGMENT_BIN_START:
case WStype_FRAGMENT:
case WStype_FRAGMENT_FIN:
break;
}
}
void setup() {
USE_SERIAL.begin(115200);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
wifiMulti.addAP("SSID", "WIFI_PASSPHRASE");
// WiFi.disconnect();
while(wifiMulti.run() != WL_CONNECTED) {
delay(100);
}
setClock();
// server address, port and URL. This server can be flakey.
// Expected response: Request served by 0123456789abcdef
// webSocket.beginSslWithBundle("echo.websocket.org", 443, "/", rootca_crt_bundle_start, "");
// ESP32 3.0.4 or higher needs the size of the bundle
// webSocket.beginSslWithBundle("echo.websocket.org", 443, "/", rootca_crt_bundle_start, sizeof(rootca_crt_bundle_start), "");
#if ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(3, 0, 4)
webSocket.beginSslWithBundle("echo.websocket.org", 443, "/", NULL, 0, "");
#else
webSocket.beginSslWithBundle("echo.websocket.org", 443, "/", NULL, "");
#endif
// event handler
webSocket.onEvent(webSocketEvent);
// use HTTP Basic Authorization this is optional enable if needed
// webSocket.setAuthorization("user", "Password");
// try ever 5000 again if connection has failed
webSocket.setReconnectInterval(5000);
}
void loop() {
webSocket.loop();
}

155
WebSockets/examples/esp32/WebSocketClientSocketIOack/WebSocketClientSocketIOack.ino Normal file
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/*
* WebSocketClientSocketIOack.ino
*
* Created on: 20.07.2019
*
*/
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiMulti.h>
#include <WiFiClientSecure.h>
#include <ArduinoJson.h>
#include <WebSocketsClient.h>
#include <SocketIOclient.h>
WiFiMulti WiFiMulti;
SocketIOclient socketIO;
#define USE_SERIAL Serial
void socketIOEvent(socketIOmessageType_t type, uint8_t * payload, size_t length) {
switch(type) {
case sIOtype_DISCONNECT:
USE_SERIAL.printf("[IOc] Disconnected!\n");
break;
case sIOtype_CONNECT:
USE_SERIAL.printf("[IOc] Connected to url: %s\n", payload);
// join default namespace (no auto join in Socket.IO V3)
socketIO.send(sIOtype_CONNECT, "/");
break;
case sIOtype_EVENT:
{
char * sptr = NULL;
int id = strtol((char *)payload, &sptr, 10);
USE_SERIAL.printf("[IOc] get event: %s id: %d\n", payload, id);
if(id) {
payload = (uint8_t *)sptr;
}
DynamicJsonDocument doc(1024);
DeserializationError error = deserializeJson(doc, payload, length);
if(error) {
USE_SERIAL.print(F("deserializeJson() failed: "));
USE_SERIAL.println(error.c_str());
return;
}
String eventName = doc[0];
USE_SERIAL.printf("[IOc] event name: %s\n", eventName.c_str());
// Message Includes a ID for a ACK (callback)
if(id) {
// creat JSON message for Socket.IO (ack)
DynamicJsonDocument docOut(1024);
JsonArray array = docOut.to<JsonArray>();
// add payload (parameters) for the ack (callback function)
JsonObject param1 = array.createNestedObject();
param1["now"] = millis();
// JSON to String (serializion)
String output;
output += id;
serializeJson(docOut, output);
// Send event
socketIO.send(sIOtype_ACK, output);
}
}
break;
case sIOtype_ACK:
USE_SERIAL.printf("[IOc] get ack: %u\n", length);
break;
case sIOtype_ERROR:
USE_SERIAL.printf("[IOc] get error: %u\n", length);
break;
case sIOtype_BINARY_EVENT:
USE_SERIAL.printf("[IOc] get binary: %u\n", length);
break;
case sIOtype_BINARY_ACK:
USE_SERIAL.printf("[IOc] get binary ack: %u\n", length);
break;
}
}
void setup() {
//USE_SERIAL.begin(921600);
USE_SERIAL.begin(115200);
//Serial.setDebugOutput(true);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
WiFiMulti.addAP("SSID", "passpasspass");
//WiFi.disconnect();
while(WiFiMulti.run() != WL_CONNECTED) {
delay(100);
}
String ip = WiFi.localIP().toString();
USE_SERIAL.printf("[SETUP] WiFi Connected %s\n", ip.c_str());
// server address, port and URL
socketIO.begin("10.11.100.100", 8880, "/socket.io/?EIO=4");
// event handler
socketIO.onEvent(socketIOEvent);
}
unsigned long messageTimestamp = 0;
void loop() {
socketIO.loop();
uint64_t now = millis();
if(now - messageTimestamp > 2000) {
messageTimestamp = now;
// creat JSON message for Socket.IO (event)
DynamicJsonDocument doc(1024);
JsonArray array = doc.to<JsonArray>();
// add evnet name
// Hint: socket.on('event_name', ....
array.add("event_name");
// add payload (parameters) for the event
JsonObject param1 = array.createNestedObject();
param1["now"] = (uint32_t) now;
// JSON to String (serializion)
String output;
serializeJson(doc, output);
// Send event
socketIO.sendEVENT(output);
// Print JSON for debugging
USE_SERIAL.println(output);
}
}

104
WebSockets/examples/esp32/WebSocketServer/WebSocketServer.ino Normal file
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/*
* WebSocketServer.ino
*
* Created on: 22.05.2015
*
*/
#include <Arduino.h>
#include <WiFi.h>
#include <WiFiMulti.h>
#include <WiFiClientSecure.h>
#include <WebSocketsServer.h>
WiFiMulti WiFiMulti;
WebSocketsServer webSocket = WebSocketsServer(81);
#define USE_SERIAL Serial1
void hexdump(const void *mem, uint32_t len, uint8_t cols = 16) {
const uint8_t* src = (const uint8_t*) mem;
USE_SERIAL.printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
for(uint32_t i = 0; i < len; i++) {
if(i % cols == 0) {
USE_SERIAL.printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
}
USE_SERIAL.printf("%02X ", *src);
src++;
}
USE_SERIAL.printf("\n");
}
void webSocketEvent(uint8_t num, WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[%u] Disconnected!\n", num);
break;
case WStype_CONNECTED:
{
IPAddress ip = webSocket.remoteIP(num);
USE_SERIAL.printf("[%u] Connected from %d.%d.%d.%d url: %s\n", num, ip[0], ip[1], ip[2], ip[3], payload);
// send message to client
webSocket.sendTXT(num, "Connected");
}
break;
case WStype_TEXT:
USE_SERIAL.printf("[%u] get Text: %s\n", num, payload);
// send message to client
// webSocket.sendTXT(num, "message here");
// send data to all connected clients
// webSocket.broadcastTXT("message here");
break;
case WStype_BIN:
USE_SERIAL.printf("[%u] get binary length: %u\n", num, length);
hexdump(payload, length);
// send message to client
// webSocket.sendBIN(num, payload, length);
break;
case WStype_ERROR:
case WStype_FRAGMENT_TEXT_START:
case WStype_FRAGMENT_BIN_START:
case WStype_FRAGMENT:
case WStype_FRAGMENT_FIN:
break;
}
}
void setup() {
// USE_SERIAL.begin(921600);
USE_SERIAL.begin(115200);
//Serial.setDebugOutput(true);
USE_SERIAL.setDebugOutput(true);
USE_SERIAL.println();
USE_SERIAL.println();
USE_SERIAL.println();
for(uint8_t t = 4; t > 0; t--) {
USE_SERIAL.printf("[SETUP] BOOT WAIT %d...\n", t);
USE_SERIAL.flush();
delay(1000);
}
WiFiMulti.addAP("SSID", "passpasspass");
while(WiFiMulti.run() != WL_CONNECTED) {
delay(100);
}
webSocket.begin();
webSocket.onEvent(webSocketEvent);
}
void loop() {
webSocket.loop();
}