Contents
Introduction.......................................................................................................................................... 1
Components ........................................................................................................................................ 2
i. Acrylic Plates ....................................................................................................................... 2
i. Mechanical Fasteners ....................................................................................................... 3
ii. Drive Parts ............................................................................................................................ 4
iii. Electrical Components ..................................................................................................... 5
iv. Self-provided Parts ............................................................................................................ 8
Assembly ............................................................................................................................................... 9
i. Mechanical Assembly ....................................................................................................... 9
ii. Electrical Module Assembly ..........................................................................................30
iii. Circuit Connecting ...........................................................................................................31
Electrical Components Basics .......................................................................................................41
i. Raspberry Pi.......................................................................................................................41
ii. Step-down DC-DC Converter Module ......................................................................42
iii. Servo ....................................................................................................................................43
iv. DC Motor Driver ...............................................................................................................44
v. Servo Controller ...............................................................................................................45
vi. USB Wi-Fi Adaptor...........................................................................................................45
Software Related ...............................................................................................................................46
i. Download and Install Raspbian on a TF Card..........................................................46
ii. Get Source Code ..............................................................................................................46
iii. Basic Software Environment .........................................................................................48
iv. Calibration ..........................................................................................................................51
v. Program Analysis and Explanation .............................................................................59
Summary .............................................................................................................................................64