Esp8266

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IOT smoke alarm using esp8266

Internet enabled (IOT) smoke alarm with SMS notification using esp8266, MQ2, ThingSpeak and Twilio

ESP8266 based Internet enabled (IOT) smoke and fire alarm to send SMS notification (Twilio) and to trigger alarm with flashing red LED if it detects smoke and leakage of combustible gas using MQ2 gas sensor. Also ThingSpeak analytics is a great bonus.

4 Sep 2017 · 7 min read

IOT - Home Automation project using Geofencing, MQTT, ESP8266 and MycroPython

IOT - Home Automation project using Geofencing, MQTT, ESP8266 and MycroPython

A home automation project that maps switching on/off of appliances with your entry/exit of a geofence (virtual perimeter for a real-world geographic area). Step into a cool room without having to wait for the air conditioning to start functioning? Watch the garage door open as you drive in.

8 May 2017 · 7 min read

ESP8266 - Home Automation

Home Automation - Internet of Things - MQTT (MQ Telemetry Transport), ESP8266 and MycroPython

This is my first post on home automation. As a 'Hello World' project, switching on/off a bulb is a common use case. This post is not an exception. But

22 Mar 2017 · 6 min read

ESP8266 WIFI

Configure STA_IF interface of ESP8266 (MycroPython firmware) to connect with WIFI network automatically on boot

ESP8266 can act as both Station / WIFI client (STA_IF interface) and Access Point (AP_IF interface). AP_IF interface is active by default in MycroPython firmware on ESP826 . In

14 Mar 2017 · 4 min read

Example: Remotely switch on/off and control brightness of an LED using MicroPython WebREPL

Example: Remotely switch on/off and control brightness of an LED using MicroPython WebREPL

So far, we have flashed MicroPython firmware onto an ESP8266 and setup WebREPL to run programs over WIFI on the chip. Now it's time for a hands-on excercise. We'll remotely switch on/off and control brightness of an LED using MicroPython WebREPL.

8 Mar 2017 · 5 min read

How to setup WebREPL to connect to Python prompt (REPL) of ESP8266 over WIFI network?

How to setup WebREPL to connect to Python prompt (REPL) of ESP8266 over WIFI network?

WebREPL daemon auto-start is disabled by default in MycroPython on ESP8266 for security reason. Here, we'll enable the same, connect to the REPL over WIFI using locally installed WebREPL client and run a "Hello World" program remotely on the chip.

23 Feb 2017 · 3 min read

How to flash MicroPython firmware onto an ESP8266 ESP-12E chip using esptool?

How to flash MicroPython firmware onto an ESP8266 ESP-12E chip using esptool?

By default, ESP8226 module comes with AT Firmware. In this post, we'll see how to flash MicroPython firmware onto an ESP8266 ESP-12E chip using esptool. Tools,Technologies and Components used

4 Feb 2017 · 6 min read