VT420 experiment needed

From: Witchy <witchy_at_binarydinosaurs.co.uk>
Date: Tue Feb 17 18:08:07 2004

> So after canceling the compose, it does NOT transmit the
> normal code(s) for keypad Enter (CR, CR LF, or SS3 M)? Are

It sends a <CR>. Dot sends a dot :)

> This is the hexadecimal compose feature. The keys of the
> numeric keypad become hex digits in compose mode. 0-9 are
> themselves, PF1-PF4 are A-D, '-' is E, and ',' is F. You can
> enter any 8-bit character from 00 to FF as two hex digits.

Right! I never knew that existed!
 
> > 11 = nothing
>
> Actually it's XON (^Q), though of course it's normally unseen.

Correct again. In Local Mode 11 sends a <DC1>
 
> > 22 = "
> > 33 = 3
> > 44 = D
> > 55 = U
> > 66 = f
> > 77 = w
>
> These are just ASCII.

Verified against asciitable.com.....

> controls in Setup. If it's set for 7-bit controls, the
> manual says that C1 chars entered through hex compose will be
> turned into equivalent 7-bit escape sequences. Can you test
> (using local mode, display controls) whether this is actually true?

I get a beep and the 2nd keypress, as I expected.
 
> Compose or anything else for 7-bit ASCII, unless of course
> you are one of those strange people who configure their
> LK201s for some non-ASCII national mode.

We only ever had problems with the english pound sign :)

w
Received on Tue Feb 17 2004 - 18:08:07 GMT