----- Original Message -----
From: "Bob Ammerman" <rammerman@ADELPHIA.NET>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Wednesday, June 19, 2002 8:44 PM
Subject: Re: [EE]: HT640 and HT648L encoder/decoder questions


> You really don't want to be using the encoder/decoder. You'd do far better
> to drive the transmitter with a hardware or bit-banged UART data stream.
As
> long as you:
>
> 1: send an approrpriate preamble
> 2: keep the balance between zeros and ones reasonable
> 3: don't send too many zeros or ones in a row
>

You could always run FSK to keep everything balanced.  As long as your
carrier is at least 2x your signal frequency, it works like a charm.

--Brendan

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