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Article #20824

Re: Question: 10,000 bit wide UART

#20824
From: John Logajan x3118
Date: Mon, 20 Feb 1989 16:35
16 lines
1276 bytes
Alan Nishioka asks:
>     I am trying to build a digital data link, as an experiment, which uses
> variable length packets (from 1 to about 10,000 bits in length).

This sort of thing is almost always done more easily in software than in
hardware (also much more cheaply.)  Assuming your running your "UART" at
conventional speeds, you could easily write machine language (and many
higher level languages) which could easily assemble your bit stream in
memory.  Hardware requirements are then pratically ziltch (beyond the
computer), you only need a single bit (such as one bit on a parallel
input port -- many printer ports have bi-directional data lines which
would be sufficient for your project.)

-- 
- John M. Logajan @ Network Systems; 7600 Boone Ave; Brooklyn Park, MN 55428  -
- ...rutgers!umn-cs!ns!logajan / logajan@ns.network.com / john@logajan.mn.org -
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!nic.MR.NET!umn-cs!ns!logajan
References: <10108@pasteur.Berkeley.EDU>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!nic.MR.NET!umn-cs!ns!logajan
From: logajan@ns.UUCP (John Logajan x3118)
Newsgroups: sci.electronics
Subject: Re: Question: 10,000 bit wide UART
Message-ID: <1143@ns.UUCP>
Date: 20 Feb 89 16:35:08 GMT
References: <10108@pasteur.Berkeley.EDU>
Distribution: usa
Organization: Network Systems Corp. Mpls MN
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