A good project for studying arduino and bluetooth management
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Step 1: Materials:
- arduino Uno
- 2 servos
- PVC plastic
- stationery gum
- bluetooth module hc-05
And so on
Step 2: Design
Simple but at the same time reliable design
As arrows I used bamboo sticks and toothpicks
Step 3: Trigger
The elastic band is stretched on the part of the crossbow with the servo drive and when the servo moves, the trigger mechanism
Step 4: Circuit and Sketch
Powered by arduino. Pins control the servo to connect to 9.10 pins. Bluetooth module to connect Tx-Rx Rx-Tx
Step 5: Smartphone Application
Full version : https://play.google.com/store/apps/details?id=com....
Free version : https://play.google.com/store/apps/details?id=com....
Participated in the
Microcontroller Contest 2017