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echo: hs_modems
to: BUD JAMISON
from: CORIDON HENSHAW
date: 1998-03-07 13:17:00
subject: Parallel port Modems?

On Friday March 06 1998 at 21:17, BUD JAMISON wrote to CORIDON HENSHAW:
 ->> They also have one big disadvantage: the parallel port does not carry
 ->> meaning that it will generate up to sixteen times more interrupts at a
 ->> given data rate when compared to a serial modem on a 16550.
 BJ> With a parallel port taking in a whole byte at a time, it would do 1/8th
 BJ> as many interrupt requests as a serial port (except for the FIFO buffer
 BJ> being used and set to max, which often causes problems, and then it
 BJ> would be 2 for one).
UARTs issue one interrupt per byte unless a FIFO is enabled.
--- GoldED/2 2.50 UNREG
---------------
* Origin: For sale: 30 pieces of silver. Contact N. Gingrich. (1:250/820)

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