Method for supplying data to a buffered UART

Details Method for supplying data to a buffered UART Method for supplying data to a buffered UART

1991-02-26

1993-09-21

Shaw, Dale M.

G06F 500, G06F 506

Patent

active

052476170

ABSTRACT:
This invention is an improved method for transmit polling of buffered UARTs. For each polling interval, the method predicts the minimum number of characters needed to keep the transmitter from going idle before the next polling interval and places exactly that many characters in the transmit fifo.

REFERENCES:
patent: 4159532 (1979-06-01), Getson, Jr. et al.
patent: 4598363 (1986-07-01), Clark et al.
patent: 4829421 (1989-05-01), Ritchie
patent: 5072420 (1991-12-01), Conley et al.

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