Joystick/switch interface to computer serial port

Details Joystick/switch interface to computer serial port Joystick/switch interface to computer serial port

1990-08-10

1992-07-28

Yusko, Donald J.

Coded data generation or conversion

Bodily actuated code generator

340706, 340709, H03K 1794

Patent

active

051343959

ABSTRACT:
An interface circuit for use between a control point equipped with joysticks and switches and a standard serial input port of a personal type computer. The interface circuitry includes an analog to digital converter, a microcontroller operated as a reformatter for signals received from the analog to digital converter and a transistorized converter circuit connected between the output of the microcontroller and the serial input of the computer to convert the voltage level of signals output from the microcontroller in reformatted form.

REFERENCES:
patent: 4516939 (1985-05-01), Crimmins, Jr.
patent: 4712100 (1987-12-01), Tsunekuni et al.
patent: 4868780 (1989-09-01), Stern
Maruyama et al; Keyboard/Mouse Adapter; IBM Technical Disclosure Bulletin; vol. 27, No. 5, Oct. 1984, pp. 3042-3043.

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