9 PIN DSUB ??
|Pin||Name (Select=GND)||Name (Select=+5V)|
|3||Gnd / Left|
|4||Gnd / Right|
|6||Button A||Button B|
The chip inside the controller is a 74HC157. This is a high-speed cmos quad 2-line to 1-line multiplexer. The console can with help of the Select-pin choose from two functions on each input.
Contributor: Joakim Ögren, Neal Patrick Howland
SEGA Genesis A/V pinout at GamesX
Copyright © The Hardware Book Team 1996-2001.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2000-07-09