[BRLTTY] Terminal Type for Braille Edge connected via BRLTTY

[Kevin Fjelsted]

> <<Does the Braille Edge have a braille or a qwerty keyboard?>> Braille keyboard.

<<<Do you mean the up and down arrows on the Braille Edge's keyboard?
> 
> >>> Yes.


<<<What about the left and right arrows on its keyboard?>>> The program does not interpret left or right arrows, only up and down.


<<<I think I'm not understanding. When you use the up and down arrows, wouldn't 
> you expect to be moving to new lines?>>> Yes that is what we expect however although this happens in Nano it does not happen in our program. 


<<<Is the program you're referring to using BrlAPI?>>> Now, perhaps we should? How do we understand accepting keys via Is the program you're referring to using BrlAPI??


> On Sep 2, 2016, at 2:53 AM, Dave Mielke <dave at mielke.cc> wrote:
> 
> [quoted lines by Kevin Fjelsted on 2016/09/02 at 00:07 -0500]
> 
>> We are using a Raspberry PI with BRLTTY installed connected to a HIMS Braille 
>> Edge.
> 
> Does the Braille Edge have a braille or a qwerty keyboard?
> 
>> If we use an editor such as Nano the up and down arrows work fine on the 
>> display moving through the lines. The cursor routing buttons also permit 
>> moving the cursor horizontally in either direction on a line so that full 
>> editing is functional.
> 
> Do you mean the up and down arrows on the Braille Edge's keyboard?
> 
> What about the left and right arrows on its keyboard?
> 
>> However we are working with another program which presents one line to the 
>> display and when we move up or down via the arrows on the keyboard it presents 
>> a new line.
> 
> I think I'm not understanding. When you use the up and down arrows, wouldn't 
> you expect to be moving to new lines?
> 
> Is the program you're referring to using BrlAPI? If so, perhaps the problem is 
> in how it (your program) is interpreting the Braille Edge's arrow keys.
> 
>> In this case the up and won arrow on the Edge, do not behave the same way as 
>> the arrows on the keyboard.
> 
> How are they different?
> 
> Are you saying that the job of the keyboard arrows, when running this program, 
> is to change which single line is being presented to the braille display?
> 
> Is the problem, then, that the Braille Edge's up and down arrows aren't 
> performing this same line changing, but, rather, are still moving up and down 
> the screen?
> 
>> What terminal type does the Braille Edge appear to the system as?
> 
> Standard arrow key escape sequences are being presented to the system. On Linux 
> it's even more accurate because standard keyboard key codes for them are being 
> injected.
> 
> Have you remapped your keyboard's key layout in any way?
> 
> Does the program send an escape sequence on startup to switch the keyboard to 
> alternate keypad mode, and then watch for the alternate escape sequences?
> 
> -- 
> Dave Mielke           | 2213 Fox Crescent | The Bible is the very Word of God.
> Phone: 1-613-726-0014 | Ottawa, Ontario   | http://Mielke.cc/bible/
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