3M MP8780 manual Serial Inferface Command Codes

A.8 Serial Inferface Command Codes

Command Code Formats

All codes in this document are in ASCII Text. In order to get this to work you must send at the same communication setting as the projector.

This should be 9600 8N1.

For the rest of this document CR is a carriage return which is code 13.

There are two types of commands that can be sent to the projector. They are Write or Read commands.

Write Command Format

User:

Code

CR

Projector (if it worked):

O

K

CR

Projector (if it did not work):

N

G

CR

Read Command Format

User:

Code

CR

Projector (if it worked):

Data

O

K

CR

Projector (if it did not work):

NG CR

TECHNICAL

A-10

3M™ Multimedia Projector MP8780 © 3M 1999