Chris Wren's repositories
BLE-App-Inventor-2-and-Adafruit-nRF52832
The *.aia project for MIT App Inventor 2 and the arduino sketch for the Adafruit nRF52832 to communicate via Bluetooth Low Energy (BLE)
Arduino_Fox
Arduino based Amateur Radio fox transmitter for fox hunts and amateur radio direction finding ADRF
Adafruit-870-and-3152
An Arduino sketch showing how to combine a scrolling message using multiple Adafruit mini 8x8 matrix (PID 870) and multiple Adafruit 8x16 mini matrix (PID 3152)
433MHz_Arduino_Kill_Switch
A basic dead-man switch based on the Arduino Nano and the 433MHz wireless module
Adafruit-1788-Music-Maker-Shield
Some demo code for the Adafruit 1788 Music Maker Shield showing how to do different files, and how to use an array to access multiple files easily
R2D2_SHADOW_variant
My personal variant of the S.H.A.D.O.W. variant of the Padawan control system for Astromech or R2D2 droids
rasberry_pi_screenwake
A GPIO way to let the Raspberry Pi screen "go to sleep" and manually "wakeup"