Nostalgia
Brian Densmore
DensmoreB at ctbsonline.com
Tue Mar 11 14:28:59 CST 2003
I have some 74145s lying around. And many other rare and elusive chips.
;)
Radio Shack and Green Lantern ain't got nuthin on me. ;)
> -----Original Message-----
> From: L. Adrian Griffis [mailto:adrian at nerds.org]
> Ha!! You had it easy. On my first programming job, I worked on
> a single board system called a Sym-1. It was 6502 based, with 4K
> of static RAM, and was programmed through either a flexable membrane
> key pad, or through a software driven serial port, if you had a
> terminal. I had to hand assemble my own code and enter it into
> the system in hexadecimal. Also, I designed and built I/O
> expantion hardware using breadboards to test the ideas, and then
> with a soldering iron and these cheap Radio Shack prototyping
> boards. Does anyone else out there remember how handy a 74145 is
> for address decoding?
[snip]
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