Thanks for the information. I found this reference online which seems to cover all the versions.
http://retro.hansotten.nl/uploads/books ... 201986.pdf


Here is the link to the Facebook group: https://www.facebook.com/groups/344271907983219

Thanks, I read your message in the Facebook group about this.

I'm not looking to boil the ocean here, but if the 816 added somthing I was intersted but not if it's hoing to cause more problems than it solves. My main goal is to build a 6502 based home computer with it's own identity that has some ...

Thanks, I'll take a look.

I've been looking at the W65C816S6PL–14, from what I ubderstand it starts up in 65C02 mode but can be switched to full 16 bit mode and has 24 bit addressing.

Hi Gordon,
Thanks for the reply. I'm not trying to copy the CX16, I've no interest in it being Commodore compatible or being capable of using Commodore peripherals. If anything, the Agon light is more like what I have in mind but with a 6502 based CPU and no ESP32 etc.
Thanks for the link, I’ll ...

I know this is an old thread, but I've just started looking at building a 6502 based machine, there's a Facebook group setup to discuss the requirements including an OS. Be great to have your input :https://www.facebook.com/groups/344271907983219