Data transfer control device

Details Data transfer control device Data transfer control device

1982-10-12

1985-08-27

Curtis, Marshall M.

Communications: electrical

Continuously variable indicating

With meter reading

340802, 340801, 34082551, G09G 100, G09G 300

Patent

active

045381453

ABSTRACT:
A data transfer control device is provided having a plurality of shift registers connected through said multiplexers in a closed loop, a selector connected to the inputs of said multiplexer and for selecting a transfer destination of display data according to a common electrode select signal of a display unit, and a gate for selecting the polarity of the display data to be loaded into said shift registers according to the polarity of common output signals for scanning common electrodes of said display unit.

REFERENCES:
patent: 4016369 (1977-04-01), Pedersen
patent: 4227193 (1980-10-01), Shanks
patent: 4253087 (1981-02-01), Saal

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