Unknown 8085 opcodes

Adrian Graham witchy at binarydinosaurs.co.uk
Thu Jan 12 12:16:21 CST 2017


On 12/01/2017 04:50, "dwight" <dkelvey at hotmail.com> wrote:

> Even so, he said the code was
> 
> for the 8741. It is not 8085!
> 

Not strictly true, I said I saw the same opcodes in both and it was only
reading a buttload of books yesterday that showed me the errors of my ways
:)

A

> ________________________________
> From: cctalk <cctalk-bounces at classiccmp.org> on behalf of Chuck Guzis
> <cclist at sydex.com>
> Sent: Wednesday, January 11, 2017 7:12:43 PM
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: Unknown 8085 opcodes
> 
> On 01/11/2017 06:45 PM, Mouse wrote:
> 
>> In case anyone is interested, I export it via git.  The thing to
>> clone is git://git.rodents-montreal.org/Mouse/disas, though it hasn't
>> had much testing off my systems and thus probably contains
>> localisms.
> 
> Does your disassembler do flow analysis?
> 
> At any rate, the best reference for "undocumented" 8085 instructions is
> the Tundra/Calmos datasheet:
> 
> http://www.datasheetarchive.com/dlmain/6365531e98b38dadd61a8399fa30d8f0c9a0aa/
> M/CA80C85
> 
> The other instructions follow the 8080.
> 
> --Chuck
> 
> 
> 

-- 
Adrian/Witchy
Binary Dinosaurs creator/curator
Www.binarydinosaurs.co.uk - the UK's biggest private home computer
collection?




More information about the cctech mailing list