Create an interactive, live-updating voting and polling app with a wide variety of chart options – spline, pie, column, bar and more.
How to use both the PubNub Arduino SDK and PubNub MQTT gateway to send and receive data from a MKR1000 development board using a built-in ATWINC1500 WiFi module.
How to use both the PubNub Arduino SDK and PubNub MQTT gateway to send and receive data from a NodeMCU 1.0 development board using a built-in ESP8266 WiFi Module.
How to use the PubNub MQTT gateway to send and receive a ‘Hello World’ message from a NodeMCU-32S development board with a built-in ESP32 WiFi Module.
An overview for using the PubNub Arduino SDK and PubNub MQTT Gateway to pub/sub data with two common WiFi modules included on Arduino-compatible development boards.
The MQTT standard was originally invented by IBM to efficiently transfer data between embedded systems. In 2010, IBM released a royalty-free version of the MQTT standard.
Chirp provides yet another way to bring users together on a real-time chat application – using simple audio chirps to instantly connect chatters.
Chirp instantly connects chat users to each other with a simple audible chirp. This tutorial shows you how to integrate it into a real-time chat app.
Chirp is like an audio QR code. It can be used to easily connect users to a chatroom or any other real-time experience. This tutorial shows how.
