11 Jan
2007
11 Jan
'07
7:19 p.m.
On 1/11/07, Bob Shannon <bshannon at tiac.net> wrote:
I've got a fancy push button gizmo that has a 64
by 128 pixel LED graphic
display inside. A RS-422 serial link talks to a controller board that can
support
up to four push button modules.
Looks MIL-spec, had to be pricy too.
I remember seeing those advertised in engineering magazines a while
back - they did look pricy, but cool.
-ethan