What I found odd was section 2.6 is really section 6.1
2.6 Should be Touch and it's Draw pixel.

e.g. 2.6 Draw Pixel

These are grouped together
--
2.6 Touch
6.1 Calibrate Touch Screen
--

That I find really, really ODD.

Which is why I said to look for both "touch" and "2.6"

I encourage you to go to this URL: http://www.matrixorbital.ca/manuals/GTT ... 1.3%29.pdf

and search for "2.6" and also "Touch"

Not much information at all.

I've looked through a lot of your documentation and Vhigh and Vlow levels and sourcing and sinking currents don't seem to be well defined.

Can, for instance the I2C buss be pulled up to 3.3V or must 5V be used and level translators be employed?

PET PIEVE

My feeling is that any pin, that a ...

Typo, page 3: http://www.matrixorbital.ca/manuals/GTT_Series/GTT480272A/GTT480272A%20%28Rev1.3%29.pdf

RS323 on page 3?

An overall comment, the DB9 is a connector that doesn't really exist. It is actually a DE9, but everyone tends to call it a DB9.

http://en.wikipedia.org/wiki/D_connector

Note ...