From mboxrd@z Thu Jan  1 00:00:00 1970
From: paul at guertin.net (Paul Guertin)
Date: Sat, 21 Mar 2020 00:11:04 -0400
Subject: [COFF] [TUHS] The most surprising Unix programs
In-Reply-To: <alpine.BSF.2.21.9999.2003211401080.11999@aneurin.horsfall.org>
References: <20200320140308.4FBBB18C073@mercury.lcs.mit.edu>
 <f47a30b8-884a-843b-d820-d9d4da21ba3d@tnetconsulting.net>
 <alpine.BSF.2.21.9999.2003211401080.11999@aneurin.horsfall.org>
Message-ID: <ee24c772-872a-35e8-8d01-4778db604240@guertin.net>

Dixit Dave Horsfall (2020-03-20 11:53 p.m.):
> A dream of mine is to reverse-engineer the printer protocol, then grab it
> using a laptop camera.

You might find this interesting:

http://www.mh-aerotools.de/hp/red-eye/HP-IR%20Receiver%20with%20Arduino.pdf

Paul Guertin