Quantity   Component name
1 × Arduino Due from http://www.arduino.cc
1 × 3.2" TFT 400*240 SD Touch Module With Shield for Arduino Due I used the one from Elechouse
1 × RTC DS323 Real time clock from Ebay
1 × GPS uBlox Neo 6M GPS module from Ebay
1 × PS2 joystick for Arduino again from Ebay
1 × DHT22 Temperature and Humidity sensor from Ebay
1 × HC-05 Bluetooth module HC-05 from Ebay
2 × DRV8825 Evaluation, Demonstration Kits, Boards and Modules / Evaluation Kits, Boards and Modules
2 × SY42STH47-1684B Motors NEMA 17 Motor Drives - SY42STH47-1684B Motors NEMA 17 (44 N.cm torque)
1 × PCB Prototype Electronic board (PCB)
1 × Electronic Components Wires + Switches (x3) + Resistors (10 x 1 kOhm) + Capacitators 100 mF + Connectors (2x5pin for RA & DEC, 12 VDC and USB for programing)
2 × Belts & Pulleys x2 Pulleys 40 tooth, x2 Pulleys 10 tooth and x2 Belts suitable for your telescope mount