[Coco] Re: PIAs destroyable by software on early CoCo models?

[Torsten Dittel]

Hi james,

thanks for your hints. I'll have a closer look to the service manual and
think about this again.

> That may have been on the 6820 device and not the 6821. I don't think many of the
> CoCo 1's shipped with 6820's.

Someone knows for shure if that ever was the case? I have a quite early
26-3001 PAL CoCo 1 (serial number 000338) and it's possible my father
replaced the 6820 with the 6821...

Best regards,
Torsten