ViewSonic Pro9500 Bedienungsanleitung Seite 202

Communicaion settings
1. Protocol
19200bps,8N1
2. Command format
Byte Number
Action
<SET>Change setting to
desired value [(cL)(cH)]
by [(eL)(eH)].
<GET>Read projector
internal setup value [(bL)
(bH)] .
<INCREMENT>
Increment setup value
[(bL)(bH)] by 1.
<DECREMENT>
Decrement setup value
[(bL)(bH)] by 1.
<EXECUTE> Run a
command [(bL)(bH)].
[Header code] [Packet] [Data size]
Set [BEh, EFh, 03h, 06h, 00h] to byte number 0 ~ 4.
[CRC flag]
For byte number
table.
[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.
[Type] [Setting code]
For byte number
table.
ViewSonic
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("h" shows hexadecimal)
0 1
Command
Header
code
L H
BEh EFh
5, 6,
refer to
9 ～ 12
, refer to
manuals search engine
RS-232C Communication (continued)
2 3 4 5
Header
Data CRC
size flag
Packet
L H L
(aL) (aH) 01h 00h (bL) (bH) (cL) (cH)
(aL) (aH) 02h 00h (bL) (bH) 00h 00h
03h 06h 00h
(aL) (aH) 04h 00h (bL) (bH) 00h 00h
(aL) (aH) 05h 00h (bL) (bH) 00h 00h
(aL) (aH) 06h 00h (bL) (bH) 00h 00h
RS-232C Communication / Network command
RS-232C Communication / Network command
197
6 7 8 9 10
Data
Action Type
H L H L H
11 12
Setting
code
L H
Pro9500