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mojiAh / ESP8266 code to obtain MAC address
Created February 14, 2017 08:05
#include <ESP8266WiFi.h>
void setup() {
Serial.begin(115200);
String clientMac = "";
unsigned char mac[6];
WiFi.macAddress(mac);
clientMac += macToStr(mac);
Serial.println();
Serial.println(clientMac);
@mojiAh
mojiAh / ESP8266 code to pub-sub mqtt topic
Created February 20, 2017 07:55
ESP8266 code to pub/sub mqtt topic (Temperature and Humidity)
#include <ESP8266WiFi.h>
#include <PubSubClient.h>
#include <DHT.h>
// DHT settings
#define DHTTYPE DHT11
const int buttonPin = 14;
int buttonState = 0;
const int DHTPIN = 12;
DHT dht(DHTPIN, DHTTYPE);
@mojiAh
mojiAh / linear least squares (typescript)
Last active March 30, 2017 09:16
let sum_x: number = 0;
let sum_y: number = 0;
let sum_xy: number = 0;
let sum_xx: number = 0;
let count: number = 0;
/*
* We'll use those variables for faster read/write access.
*/
let x: number = 0;