Hi,
Tom Jennings <tomj_at_wps.com> said:
>
> The lowly 8080 had DAA, Decimal Adjust for Addition. If I recall,
> it handled "carry" from bit5 (and Cy?) after adding a BCD pair
> in A.
The even lowlier SC/MP had DAD (Decimal Add), DAI (Decimal Add Immediate)
and DAE (Decimal Add Extension) instructions. They all add 2-digit
(8-bit) decimal numbers.
--
Cheers,
Stan Barr stanb_at_dial.pipex.com
The future was never like this!
Received on Sun Oct 10 2004 - 03:09:09 BST