HP-71B & PILBox & Remote Terminal

[Sylvain Cote]

(06-19-2023 02:50 AM)dmh Wrote:  Thanks. So I assume this means I need a physical ROM to run on a real 75?

Yep!

(06-19-2023 02:50 AM)dmh Wrote:  Is there a LEX version of the I/O ROM so I can load into memory?

(06-18-2023 03:15 PM)J-F Garnier Wrote:  There is no known stand-alone KEYBOARD LEX for the HP-75 ...

If Jean-François says there is none, ... there is none.

(06-19-2023 02:50 AM)dmh Wrote:  If not, would it be feasible to create one from the source (for just KEYBOARD IS, say)?

The source code of the I/O ROM is available on HP-75 groups.io forum
Under: Hp75/Files/75 Application (plug-in) ROMs and DEVICES/00075-15001 IO ROM/...