Bus interface with programmable window for data transfer

Details Bus interface with programmable window for data transfer Bus interface with programmable window for data transfer

1986-03-04

1988-10-18

Safourek, Benedict V.

Communications: electrical

Continuously variable indicating

With meter reading

3408255, 3408252, 370100, 370 85, 364132, H04J 302, H04L 700, G08C 1500

Patent

active

047790938

ABSTRACT:
A bus interface system for communicating between a master bus interface and a plurality of slave bus interfaces includes a plurality of lines extending between the master unit and each of the slave units, the lines including a clock line containing clock signals, a gated clock line containing gated clock signals having a frequency which is a submultiple of the frequency of the clock signals, a data line, a command register line, an active line, and circuitry for exchanging data between the master unit and one of the slave units on the data line under the control of the other lines.

REFERENCES:
patent: 3715725 (1973-02-01), Kievit et al.
patent: 3978451 (1976-08-01), Ito et al.
patent: 4470140 (1984-09-01), Coffey
patent: 4639912 (1987-01-01), Tanino
patent: 4656627 (1987-04-01), Hasley et al.

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