13 Nov
2005
13 Nov
'05
5:33 p.m.
On 11/13/2005 at 5:19 PM woodelf wrote:
>Want to try an emulation project? take a 8048 or
49, strap EA
>(uses external rom then) and write a program to make port 0 and
>some latches and stuff on the bus port look like a version of
>your favorite CPU of any word length. Sure it will be slow
>(8049 @11mhz run instructions at 1.3us) but different! hang
>ram rom and IO even front pannel on the emulation and you have
>anything you can imagine and fit in 4k or eprom and 128bytes
>of internal ram (8049).
Why not something like an Atmel ATMega? Fast and cheap.
Cheers,
Chuck