16 Apr
2005
16 Apr
'05
12:06 p.m.
Tom Jennings wrote:
On Sat, 16 Apr 2005, woodelf wrote:
Well I favor dumb chips at the moment because I don't have
several MEG or EPROM to bootstrap my HOMEBREW computer.Infact I have
no PROM of any kind, just toogle switches*. Since I favor a 6809
style of memory access** I am using 68B50's. I just need to finish
the CPU logic design and build it. :)
*The design CPLD based so I can add a SMALL bootstrap of 32 words.
** Adress and data are latched with Q.
Ben alias woodelf
Has anybody made a easy to use serial chip, all
seem to be lacking
some feature?
The Zilog SIO types are fine by me. The yard sale full of assorted
and scattered registers is annoying, but programmers opinions
don't count. It does pretty much everything required for
full-featured async. At least it does what you tell it to.