CMT71-64E HP-71b eprom module questions

[dmh]

(04-28-2021 02:12 AM)Dave Frederickson Wrote:  

(04-28-2021 01:14 AM)dmh Wrote:  It's a 64k module. So could this be a locally developed survey ROM then maybe? Any commands to help identify it?

You can try VER$, CAT the port with the EPROM, or list a file on the EPROM.

Ok, it looks like it may have already been reprogrammed as there are some utilities that I've seen listed elsewhere unless these are commonly loaded on application ROMs too.

Contents are:

BKEY KEY
SUBPROGS BASIC
CALCLEX LEX
CLOCKDSP LEX
CONVERT LEX
CUSTUTIL LEX
RPN BIN
RPNLEX LEX
STKLEX LEX
STRINGLX LEX
TEXTUTIL LEX
UNPRIV LEX
TEST32KE LEX
COORD BASIC
EPRMCPY LEX
EPRMSTWR LEX
CLONE BASIC