Move a limb and read its position with a flex sensor.

Dependencies:   C12832_lcd LCD_fonts Servo USBDevice mbed

I wanted to create the simplest limb as part of a course. It involves a limb that moves driven by a stepper motor. The angle of the limb is read by using a flex sensor.

The first time it worked:

https://www.dropbox.com/s/9l5ynsjg8zdynk8/Video%20Dec%2003%2C%209%2048%2034%20AM.mov

Schematic:

https://www.dropbox.com/s/szzpks89ne8evxe/simple%20limb%20schematic.png