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.
Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.
Step 1: What You Need.
HC-05 Bluetooth module
Some Red and White Leds
Step 2: Wiring.
VCC - VCC
GND - GND
RX - D11
TX - D10
Left turn light:
Right turn light:
Step 3: Upload the Code
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. :)
Step 5: Attach to Bicycle.
Now using rubber bands and glue attach system to bicycle.
Participated in the
Arduino All The Things! Contest