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Re: [Discuss-gnuradio] d'board io - write works, read ?

From: Chuck Swiger
Subject: Re: [Discuss-gnuradio] d'board io - write works, read ?
Date: Wed, 23 Feb 2005 09:04:48 -0500

At 02:10 PM 2/22/2005 -0800, you wrote:

I have found and fixed the problem.
The problem is due to a compiler bug in SDCC 2.4.0.

I've rewritten spi.c (read_byte_msb) to work around the bug.

Hi Eric at el - Works great now. Polling the io pins with a tight loop
works fast enough for moderate speed cw code - off the air sample here:


One thing I might have to address for cw is the envelope - the envelope
is supposed  to have a certain rise time, instead of just going full bang-on,
which causes key-clicks over a wide spectrum (i.e., qrm to others).


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