Typie-walkie device

The typie-walkie device sends and receives messages. It leverages the capacitive touch interface to feature a keyboard. Transmission between the two devices is carried out using the MQTT protocol over WiFi.

First deviceSecond device

The first device sends Hello! then receives Bonjour !.

The second device receives Hello! then sends Bonjour !.

Elements used

This application runs on

• a 3.70”-Touch e-paper display;

and uses the following elements from the GUI library of the Commercial edition:

• Keyboard;

• Text;

• Button; and

• Text-box.