D
D
D
L
L
L
P
P
P
P
P
P
r
r
r
o
o
o
j
j
j
e
e
e
c
c
c
t
t
t
o
o
o
r
r
r
–
–
–
U
U
U
s
s
s
e
e
e
r
r
r
’
’
’
s
s
s
M
M
M
a
a
a
n
n
n
u
u
u
a
a
a
l
l
l
–
47
–
A
PPENDIX
I
RS-232C Protocol
Note: Not all functions are available for all models due to different series.
RS232 Setting
Baud rate:
9600
Parity check:
None
Data bit:
8
Stop bit:
1
Flow Control
None
Minimum delay for next command:
1ms
Control Command Structure
The command is structured by the Header code, command code, data code
and end code. Most of the commands are structured except some for the com-
patibility issue with other projectors.
Header code
Command code
Data code
End code
HEX 7Eh
Command
Data
0Dh
ASCII ‘~’
Command
Data
CR
Control Sequence
The projector may send a return code after it received a command. If the command isn’t received
correctly, the projector will not send the return code
Operation Command
The operation commands execute the basic operation setting of this projector.
Operation
ASCII
HEX
Power On
※
~ P N CR
※
7Eh 50h 4Eh 0Dh
Power Off
~ P F CR
7Eh 50h 46h 0Dh
Auto Image
~ A I CR
7Eh 41h 49h 0Dh
Input Select PC
~ S R CR
7Eh 53h 52h 0Dh
Input Select HDMI1
~ S D CR
7Eh 53h 44h 0Dh
Input Select HDMI2
~ S H CR
7Eh 53h 48h 0Dh
Input Select Video
~ S V CR
7Eh 53h 56h 0Dh
Input Select Component
~ S Y CR
7Eh 53h 59h 0Dh
※
Power On command will not work for 1 minute after the power off command triggered.
※
CR
: Carriage Return.
