Introduction: Bluetooth Bicycle Light System
Want your bicycle look like a car? This light system has turn lights and red flashlight, so cars can see you when it's dark. Also, it has it's own companion Android app.
Step 1: What You Need.
HC-05 Bluetooth module
Some Red and White Leds
Jumper wires
Arduino Uno
Plastic box
9v Battery
Bicycle
Rubber bands
Glue
Step 2: Wiring.
HC05:
VCC - VCC
GND - GND
RX - D11
TX - D10
Left turn light:
+ D8
- GND
Right turn light:
+ D12
- GND
Red flashlight:
+ D9
- GND
Step 3: Upload the Code
Attachments
Step 4: Install Companion App.
Pair your phone with hc05 module. Then install attached app by scanning qr code or downloading apk.
Then launch companion app and tap "Device" button. Select your arduino or hc05 from list.
Then tap on arrows and triangles. Ok, just test. :)
Attachments
Step 5: Attach to Bicycle.
Now using rubber bands and glue attach system to bicycle.