19 Apr
2006
19 Apr
'06
6:23 a.m.
Don Y schrieb:
Roy J. Tellason wrote:
The 9368 has
proper hex decoding of the pseudo tetrades - but those days
it was almost impossible to locate, compared to the common 7447 types.
Eventually, I programmed 74188s for that purpose, after a short period
(as a pupil) where I made a diode matrix decoder based on a 74154 -
this soldered well on breadboards.
Holger
Me, I wish they'd made those common TTL
7-segment decoder/driver
chips display something more like hex when you got into codes past 9...
Some do. I recall feeling "giddy" when I had a design with