Using Android Mobile Phone to control House's Lamp (使用Android手機控制家用電燈)

I Put 2 Servo SG90 into this box and use android Mobile Phone to control House's Lamp
Thru Arduino+BT without any relay.You don't need to change your house original circuit
just plug in this box  original Lamp Switch.This box is for 2 Power Switch .and I used the
 generic mobile Phone USB changer as power source.

Arduino 5 Axis Robotic_Arm V2.0 (Arduino 五軸機械手臂)

  This is a 5 Axis Arduino Robotic Arm with 2 controlled method.
1. one is auto mode by programming in arduino nano chip
2 another is manual mode by using Joysticks.

    This page show you how to connect the arduino circuit,
Regarding how to download 3DP components and how to assemble it .
please see below website.

http://arbu00.blogspot.tw/2015/12/roboticarm-v20-arduino_23.html.


and below can download the Arduino source code for Robotic Arm.<roboticArm1_1.ino >

https://github.com/Ashing00/Arduino_RoboticArm/blob/master/roboticArm1_1.ino