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Esp8266

7 Articles
Abhijit Ghosh
7 min read Min Read
"Ladybird, ladybird, fly away home, / Your house is on fire, / Your children shall burn!" Our smart homes are crowded with smart gadgets and appliances. Was just wondering, is it safe enough? Let's do something to make our home both smart and safe. We'll build an internet enabled (IOT) smoke and...
Abhijit Ghosh
7 min read Min Read
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....
Abhijit Ghosh
6 min read Min Read
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 to spice it up, we'll use MQTT (MQ Telemetry Transport) - a machine-to-machine (M2M)/Internet of Things (IOT) connectivity protocol...
Abhijit Ghosh
4 min read Min Read
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 the earlier post, we connected to the access point (AP mode) of ESP8266 and used WebREPL to remotely control switch...
Abhijit Ghosh
5 min read Min Read
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. 1. PrerequisiteThis post is continuation of my earlier...
Abhijit Ghosh
3 min read Min Read
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. 1. PrerequisiteThis post is continuation of my earlier post on...