X-Authentication-Warning:	delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient:	geda-user AT delorie DOT com
Date:	Fri, 15 Jun 2012 10:08:39 -0700
From:	Colin D Bennett <colin AT gibibit DOT com>
To:	geda-user AT delorie DOT com
Subject:	Re: [geda-user] data matrix on PCB
Message-ID:	<20120615100839.0f6fff48@svelte>
In-Reply-To:	<20120615183503.0ae38e62@jive.levalinux.org>
References:	<20120615183503 DOT 0ae38e62 AT jive DOT levalinux DOT org>
X-Mailer:	Claws Mail 3.8.0 (GTK+ 2.24.10; x86_64-pc-linux-gnu)
Mime-Version:	1.0
X-AntiAbuse:	This header was added to track abuse, please include it with any abuse report
X-AntiAbuse:	Primary Hostname - gator297.hostgator.com
X-AntiAbuse:	Original Domain - delorie.com
X-AntiAbuse:	Originator/Caller UID/GID - [47 12] / [47 12]
X-AntiAbuse:	Sender Address Domain - gibibit.com
X-BWhitelist:	no
X-Source:
X-Source-Args:
X-Source-Dir:
X-Source-Sender:	(svelte) [67.160.113.82]:48114
X-Source-Auth:	colin AT gibibit DOT com
X-Email-Count:	1
X-Source-Cap:	c2t5bGVuO3NreWxlbjtnYXRvcjI5Ny5ob3N0Z2F0b3IuY29t
Reply-To:	geda-user AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	geda-user AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

On Fri, 15 Jun 2012 18:35:03 +0200
Levente Kovacs <leventelist AT gmail DOT com> wrote:

> Hi list,
> 
> 
> This is my first PCB layout with a data matrix on it.

Is the matrix code going to be readable if its only a pattern in
the copper under solder mask?  I would think that either (a) silk
screen or (b) bare copper contrasting with bare FR4 (remove the
mask on that region) would be a better option.

Regards,
Colin

- Raw text -