17 Sep
2004
17 Sep
'04
4:20 p.m.
On Wed, 2004-09-15 at 11:16, Ed Kelleher wrote:
At 05:00 PM 9/13/2004, you wrote:
>When I was designing I/O boards for spaceborne computers I once saw
>what happens when most inputs are left floating on CMOS designs. This
>was a design full of (~30) 54HCxx ICs.
gak! 54xx IC's -- No wonder the space program
cost so much!
And running TTL off batteries! Ouch!