Yep, seemed designed for a whole byte of data in that number of pins. Kind of glad they didn't try to embed more functionality by any kind of pin re-use or processor controlled commanding, would have been harder to use as a TTL'ish part. -----Original Message----- From: email@example.com [mailto:firstname.lastname@example.org] On Behalf Of Gerrit Heitsch Sent: Saturday, June 16, 2012 12:11 PM To: email@example.com Subject: Re: sources of 6529 On 06/15/2012 02:55 PM, Bil Herd wrote: > Yeah it was stock, had them "sent up" within an hour. The chip makes > a lot of sense as an IO building block, I guess most systems of the > day were adding I/O as part of timer/counters VIA'ish most of the time. There are some downsides to the 6529: - No reset input - No data direction register. Each feature would have meant 1 more pin though. Gerrit Message was sent through the cbm-hackers mailing list Message was sent through the cbm-hackers mailing listReceived on 2012-06-16 18:00:24
Archive generated by hypermail 2.2.0.