Rs-232C Port Specifi Cations - Sharp LC LC-52D64U Operation Manual

Appendix
RS-232C port specifi cations
PC control of the TV
• When a program is set, the TV can be controlled from the PC using the RS-232C terminal. The input
signal (PC/AV) can be selected, the volume can be adjusted and various other adjustments and
settings can be made, enabling automatic programmed playing.
• Attach an RS-232C cable cross-type (commercially available) to the supplied Din/D-Sub RS-232C
for the connections.
NOTE
• This operation system should be used by a person who is accustomed to using computers.
Communication conditions
Set the RS-232C communication settings on the PC to match the TV's communication conditions.
The TV's communication settings are as follows:
Baud rate: 9,600 bps
Data length: 8 bits
Parity bit: None
Stop bit: 1 bit
Flow control: None
Communication procedure
Send the control commands from the PC via the RS-232C connector.
The TV operates according to the received command and sends a response message to the PC.
Do not send multiple commands at the same time. Wait until the PC receives the OK response before sending the
next command.
Command format
Eight ASCII codes e CR
C1 C2 C3 C4 P1 P2 P3 P4
Command 4-digits
Parameter
Input the parameter values, aligning left, and fi ll with blank(s) for the remainder. (Be sure that 4 values are input for
the parameter.)
When the input parameter is not within an adjustable range, "ERR" returns. (Refer to "Response code format".)
Any numerical value can replace the "x" on the table.
0
0
a
1
0
60
Parameter 4-digits
0 0 9
3 0
0 0
0 5 5
Command 4-digits: Command. The text of four characters.
Parameter 4-digits: Parameter 0 – 9, x, blank, ?
Return code
When "?" is input for some commands, the present
setting value responds.
?
? ? ? ?