Rs-232C Specifications And Command Settings - Sharp Notevision XR-20XA Operation Manual

RS-232C Specifications and Command Settings

Computer control
A computer can be used to control the projector by connecting an RS-232C serial control cable
(cross type, sold separately) to the projector. (See page
Communication conditions
Set the serial port settings of the computer to match that of the table.
Signal format: Conforms to RS-232C standard.
Baud rate: * 9,600 bps/115,200 bps
Data length: 8 bits
* Set the projector's baud rate to the same rate as used by the computer.
Basic format
Commands from the computer are sent in the following order: command, parameter, and return
code. After the projector processes the command from the computer, it sends a response code to
the computer.
Command format
C1 C2 C3 C4 P1 P2 P3 P4
Command 4-digit
Response code format
Normal response
O K
Return code (
Info
• When controlling the projector using RS-232C commands from a computer, wait for at least 30
seconds after the power has been turned on, and then transmit the commands.
• When more than one code is being sent, send each command only after the response code for the
previous command from the projector is verified.
• "POWR????" "TABN _ _ _ 1" "TLPS _ _ _ 1" "TPOW _ _ _ 1" "TLPN _ _ _ 1" "TLTT _ _ _ 1"
"TLTL _ _ _ 1" "TNAM _ _ _ 1" "MNRD _ _ _ 1" "PJN0 _ _ _ 1"
When the projector receives a command shown above:
* The on-screen display will not disappear.
* The "Auto Power Off" timer will not be reset.
Note
• If an underbar (_) appears in the parameter column, enter a space.
• If an asterisk (*) appears in the parameter column, enter a value in the range indicated in brackets
under Control Contents.
*1 For setting the projector name, send the commands in the order of PJN1, PJN2 and PJN3.
*2 Parameters of CLR Temp settings are as follows.
CLR Temp
5500K
6500K
7500K
54
Parameter 4-digit
Problem response (communication error or incorrect command)
E
0DH
)
Parameter
_0 5 5
_0 6 5
_0 7 5
26 for connection.)
Parity bit: None
Stop bit: 1 bit
Flow control: None
Return code (
R R
Return code (
CLR Temp
8500K
9300K
10500K
0DH
)
0DH
)
Parameter
_0 8 5
_0 9 3
_1 0 5