10
QM00992 - 1
RS-232C Communication (continued)
Communication settings
1. Protocol
19200bps
,
8N1 (default)
(
&
OPTION menu - SERVICE - COMMUNICATION in the Operating Guide
)
2. Command format
("h" shows hexadecimal)
Byte Number
0
1
2
3
4
5
6
7
8
9 10 11 12
Command
Action
Header
Data
Header
code
Packet
Data
size
CRC
flag
Action
Type
Setting
code
L
H
L
H
L
H
L
H
L
H
L
H
<SET>Change setting to
desired value [(cL)(cH)]
by [(bL)(bH)].
BEh EFh
03h 06h 00h
(aL)
(aH) 01h 00h
(bL)
(bH)
(cL)
(cH)
<GET>Read projector
internal setup value [(bL)
(bH)] .
(aL)
(aH) 02h 00h
(bL)
(bH) 00h 00h
<INCREMENT>
Increment setup value
[(bL)(bH)] by 1.
(aL)
(aH) 04h 00h
(bL)
(bH) 00h 00h
<DECREMENT>
Decrement setup value
[(bL)(bH)] by 1.
(aL)
(aH) 05h 00h
(bL)
(bH) 00h 00h
<EXECUTE> Run a
command [(bL)(bH)]
.
(aL)
(aH) 06h 00h
(bL)
(bH) 00h 00h
[Header code] [Packet] [Data size]
Set [BEh, EFh, 03h, 06h, 00h] to byte number 0 ~ 4.
[CRC flag]
For byte number
5, 6,
refer to
RS-232C Communication / Network command
table
(
&
18
)
.
[Action]
Set functional code to byte number 7, 8.
<SET> = [01h, 00h], <GET> = [02h, 00h], <INCREMENT> =
[04h, 00h]
<DECREMENT> = [05h, 00h], <EXECUTE> = [06h, 00h]
Refer to the Communication command table
(
&
above
).
[Type] [Setting code]
For byte number
9
～
12
, refer to
RS-232C Communication / Network command
table
(
&
18
)
.
