Digital Projection
E-Vision 6500 Series
RS232 Control Commands
Remote Communications Guide
52
Rev D July 2014
RS232 Control Commands
There are 2 types of command,
Get commands
and
Set commands
. The individual commands are described later in this guide. All
commands consist of ascii text strings ending wit an ascii carriage return character.
•
Set commands:
<header code> S <command> [CR]
•
Set commands wit data
<header code> S <command> <data> [CR]
•
Get commands:
<header code> G <command> [CR]
The projector sends a reply string to each command.
Header code
The header code, comprises the following three ascii characters:
ascii: V99
hex:
56 39 39
Examples
Set Power On:
ascii:
V99 S 0001 [CR]
projector return result in ascii:
P
hex:
56 39 39 53 30 30 30 31 0D
projector return result in hex:
50
Set brightness to 25:
ascii:
V99 S 0101 25 [CR]
projector return result in ascii:
P
hex:
56 39 39 53 30 31 30 31 32 35 0D
projector return result in hex:
50
Get brightness (brightness is 18 in this example):
ascii:
V99 G 0101 [CR]
projector return result in ascii:
P 18
hex:
56 39 39 47 30 31 30 31 0D
projector return result in hex:
50 31 38
Notes
Serial port settings:
Baud rate
9,600 bps
Data length
8 bits
Stop bits
one
Parity
none
Flow control
none
The
Communication speed
(baud
rate) can be adjusted. For details,
see the
Operating Guide
.
Spaces are shown in the examples
for clarity, but are NOT used in the
actual commands or replies.
In the Return Result Strings:
‘P’ is returned for a successful Set
command;
‘Pn’ is returned for a successful Get
command;
‘F’ is returned for a failed command.
