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NeoPixel ring colour picker with touch and drag support from Mobile device through NodeMCU over WiFi using javaScript
Arduino Program
#include <Adafruit_NeoPixel.h#ifdef __AVR__
#include <avr/power.h// Required for 16 MHz Adafruit Trinket
#endif
#define PIN D2
#define NUMPIXELS 16
Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
#define DELAYVAL 500 // Time (in milliseconds) to pause between pixels
#include <ESP8266WiFi.h#include <ESP8266WebServer.h#include <FS.hconst char* htmlFile = “/index.html”;
const char* ssid = “NodeMCU”;
const char* password = “xxxxxxxxxxx”;
int count = 0;
#define LED 2
ESP8266WebServer server(80);
void handleRoot()
{
server.sendHeader(“Location”,
NeoPixel ring colour picker from Mobile device through NodeMCU over WiFi using jQuery
Arduino Program
#include <Adafruit_NeoPixel.h#ifdef __AVR__
#include <avr/power.h// Required for 16 MHz Adafruit Trinket
#endif
#define PIN D2
#define NUMPIXELS 16
Adafruit_NeoPixel pixels(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800);
#define DELAYVAL 500 // Time (in milliseconds) to pause between pixels
#include <ESP8266WiFi.h#include <ESP8266WebServer.h#include <FS.hconst char* htmlFile = “/index.html”;
const char* ssid = “NodeMCU”;
const char* password = “xxxxxxxxxxx”;
int count = 0;
#define LED 2
ESP8266WebServer server(80);
void handleRoot()
{
server.sendHeader(“Location”,
Real time data monitoring from NodeMCU through graphical interface using jQuery
Arduino Program
#include <ESP8266WiFi.h#include <ESP8266WebServer.h#include <FS.hconst char* htmlFile = “/index.html”;
const char* ssid = “NodeMCU”;
const char* password = “xxxxxxxxxxx”;
int count = 0;
#define LED 2
ESP8266WebServer server(80);
void handleRoot()
{
server.sendHeader(“Location”, “/index.html”, true);
server.send(302, “text/plane”, “”);
}
void handlePWM()
{
String PWM = server.arg(“pwm”);
int p = 1024 – (PWM.toInt()) * 10;
Serial.println(p);
analogWrite(LED, p);
server.send(200, “text/plane”, “”);
}
void getCount()
{
server.send(200, “text/plain”, String(count).c_str());
Serial.print(“Sending “);
Serial.print(count);
Serial.println(” to the client device…”);