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Up for sale is an original vintage Tandy Corporation Keyboard / Joystick I/O Daughterboard PCB from 1988/1989. This breakout board features the proprietary 7-pin keyboard jack and the dual 6-pin joystick ports typically found in the Tandy 1000 SL series computer systems.
Markings on Board:
• © 1988 Tandy Corp.
• MADE IN USA
• 1700384
• REV. D
• P/N 8709867
• KEYBD/JOY I/O 1989
• Main ICs: LM339N

Documentation