The Android App

A project log for LED BLE Hearty Necklace/Badge

8*16 LED matrix display with bluetooth low energy to connect to any smart phone

Nitesh KadyanNitesh Kadyan 04/03/2018 at 05:160 Comments


I modified the demo BLE app by google (here) to work with the HM-11 BLE modules for transferring text messages to the device. The entire source code for the app can be found in the project github repo here.

A demo video of uploading a text message: