LED WebSite Indicator connects your website to an internet connected LED
When a visitor opens a page on your site, the LED blinks
All you need is a D1 mini ESP8266 device - with built in LED - and a WordPress website which can install pluginsBuy it for $2 on Aliexpress
Sign up at LED Indicator Sign Up page, then sign in as shown below. You will be shown your randomly generated User and Password values for the service.
Install the LED-SITE-INDICATOR WordPress plugin on your site
The plugin is available on the WordPress plugin registry here
Or get it from source here: LED-SITE-INDICATOR github repo and zip it yourself
Installing the plugin for WordPress is easy, just go to Plugins -> Add New -> search for "led site indicator" in the "Search plugins" box
Don't forget to enable and activate the plugin
Go to settings -> LED-SITE-INDICATOR in the WordPress admin console
Enter the details from your LED Indicator account - Username and Password - as shown below
Colour box should be checked, type "LED" for this to work correctly
Full colour version - options are RED, GREEN, BLUE, CYAN, MAGENTA, YELLOW or WHITE
A python library is available from pypi. You can use pip to install it and the dependency:
pip install paho-mqtt==1.5.1
pip install led-indicator-messager==0.0.4
from led_indicator_messager_package import led_messager
# mClient = led_messager.LEDMessager(username, password, "GREEN") # initialise for paid version with colours
mClient = led_messager.LEDMessager(username, password) #initialise for free version
# Then anywhere in the code to trigger LED
Multiple instances are supported - eg mClient1, mClient2.. You could have one colour per web page or event.
The host is ledmqtt.devsoft.co.za and the port is 9001 - example hereSending MQTT from the front end is possible but not secure as your username and password will be visible in the console
An http api is available for easy sending of LED messages - see examples on github here
Install the Arduino sketch, but change the Username and Password values to match the ones from your Led-Site-Indicator account.
Run the sketch and visit your website in any browser - the D1 Mini's built in LED should light up!