Arduino Project: Part 2 of Commodore 64 interfacing across the user port

Finishing up the Commodore 64 to arduino project I finally get to the tweeting part and bring together everything I have learnt so far.

Hopefully this round up helps some people, feel free to ask questions.

Single User Twitter Oauth: https://dev.twitter.com/docs/auth/oauth/single-user-with-examples

Abraham's Single User Application PHP Twitter code for Oauth: https://github.com/abraham/twitteroauth

Interfacing Blue Book PDF: http://www.scribd.com/doc/51701196/Commodore-64-Interfacing-Blue-Book

Inspiration for my own RS-232 connector: http://ilkerf.tripod.com/chard/rs232c96.txt

Parts:

Breadboard Arduino Mega 2560 SN7404n IC Bunch of wires A user port pcb edge connector (24 way 0.156 inch pitch)

Code: http://davidjwatts.com/c64test.ino Schematic: http://davidjwatts.com/C64-TO-NULL_pcb.jpg ... https://www.youtube.com/watch?v=f_8KD39CB2I