retr01
Member
Whoa!
Someone must be desperate or smelling an opportunity to jack it up again on an eBay listing. 
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Recreateing the Apple TechStep
- Thread starter max1zzz
- Start date
Whoa!
Someone must be desperate or smelling an opportunity to jack it up again on an eBay listing.
retr01
Member
Me too! it's going to be a really awesome bit of kit once it's finished
I agree!
Understood. I am saying having one as a kit, one assembled, and one with a case as options would be friendly in terms of costs.
You all might already have found this, but I didn't see a link to Apple's very detailed patent on the TechStep:
It goes on at length about details like emulating a SCSI device to feed a tiny boot program that dumps into the Test Manager routines in ROM, so that the user doing the test doesn't have to hit the NMI switch at boot. Interesting stuff.
US5357519A - Diagnostic system - Google Patents
A diagnostic apparatus for testing devices such as computer systems, and computer system components such as disk drives or printers. The device comprises a main unit, the main unit having a central processing unit for executing instructions, issuing commands, and receiving data from a first...
patents.google.com
It goes on at length about details like emulating a SCSI device to feed a tiny boot program that dumps into the Test Manager routines in ROM, so that the user doing the test doesn't have to hit the NMI switch at boot. Interesting stuff.
jajan547
Well-known member
I didn’t see this but it’s actually very cool!
jajan547
Well-known member
I know it’s awesome!!!