http://hackadaycom.files.wordpress.c...rial-port1.jpg
[Geordy] added a serial port to his Zipit. It uses a 3.5mm jack as the connector. He managed to include an RS232 level converter inside the case. Both components were hard to fit into the cramped quarters but he did it and he kept the hacker-friendly device looking nice too.
http://hackaday.com/2010/06/24/addin...-to-the-zipit/
