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Ancient ChibiOS application, about 1995

Posted: Sun Jun 30, 2013 2:01 pm
by Giovanni
Hi,

I forgot to post this, there is the ChibiOS ancestor in this little thing I designed almost 20 years ago (except the case), it is still commercially sold too.

keyclock.jpg
keyclock.jpg (107.47 KiB) Viewed 4895 times


It is a wall-mounted smart card terminal with networking (RS485) capability, keyboard and display. Thanks to power management it is able to work 48hours using autonomous power.

It uses a Z180 with 32KB EEPROM, 8KB RAM and 32KB of backup RAM. The OS is based on the ChibiOS ancestor "MK".

Giovanni

Re: Ancient ChibiOS application, about 1995

Posted: Sun Jun 30, 2013 4:15 pm
by DrunkenDonkey
Are the strings metal or palstic based? Look plastic...
Except for america, ChibiOS is in legal age now and can drink :D

Re: Ancient ChibiOS application, about 1995

Posted: Sun Jun 30, 2013 5:47 pm
by Giovanni
It is known to like beer :)

Nylon strings, E, A and D have a metal filament spiral cover but still nylon inside.

Giovanni

Re: Ancient ChibiOS application, about 1995

Posted: Sun Jun 30, 2013 6:08 pm
by Tectu
That's fancy!
How comes that the case is symetrical (the transparent triangles on the left an right) but on one side there are two an on the other only one LED?


~ Tectu