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Rs-232c port specifications, Rs-232c port specifi cations, Appendix – Sharp Aquos LC 37D64U User Manual

Page 38: Command format

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36

Appendix

■ PC control of the TV
• Attach an RS-232C cable cross-type (commercially

available) to the supplied Din/D-Sub RS-232C for the
connections.

• 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:

■ 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.

■ 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.

a

3

0

0

0

0

9

0

?

?

?

?

?

When “?” is input for some
commands, the
present setting
value responds.

■ Command format

Eight ASCII codes

e CR

Command 4-digits

Parameter 4-digits

Return code

C1 C2 C3 C4 P1 P2 P3 P4

Command 4-digits: Command. The text of four characters.
Parameter 4-digits: Parameter 0–9, x, blank, ?

Baud rate:

9,600 bps

Data length:

8 bits

Parity bit:

None

Stop bit:

1 bit

Flow control:

None

■ Command table
• Commands not indicated here are not guaranteed to operate.

■ Response code format

Normal response

Return code (0DH)

Return code (0DH)

Problem response (communication
error or incorrect command)

O

K

E

R

R

• If an underbar (_) appears in the parameter column, enter a space.
• If an asterisk (*) appears, enter a value in the range indicated in brackets under CONTROL CONTENTS.
• Any numerical value can replace the “x” on the table.

CONTROL ITEM

COMMAND PARAMETER

CONTROL CONTENTS

POWER ON COMMAND SETTING

POWER SETTING

The Power On command rejected.

It input-switches by the toggle. (It is the same as an input change key)

It input-switches to TV. (A channel remains as it is. (Last memory))

It input-switches to INPUT1~INPUT6.

An input change is also included.

Although it can choose now, it is toggle operation in inside.

The screen position variable ranges depend on the View Mode or the
signal type. The ranges can be seen on the position-setting screen.

0: Although it can choose now, it is toggle operation in inside.
1: Only available when 4:3 signal is being input.
5, 6: Only available when 4:3 signal is being input.
8: [PC] Available except when UXGA is being input.
[AV] Only available when 1080i/p is being input.
9: Only available when 720p is being input.

(Toggle)

Input terminal number (1–6)

0: AUTO, 1: VIDEO, 2: COMPONENT

0: (Toggle), 1: STANDARD, 2: MOVIE, 3: GAME, 4: USER,
5: DYNAMIC(Fixed), 6: DYNAMIC, 7: PC, 8: xvYCC

Volume (0–60)

Only PC mode. (0–180)

Only PC mode. (0–40)

0: (Toggle) [AV], 1: Side Bar [AV], 2: S.Stretch [AV]
3: Zoom [AV], 4: Stretch [AV], 5: Normal [PC]
6: Zoom [PC], 7: Stretch [PC],
8: Dot by Dot [PC] [AV], 9: Full Screen [AV]

An input change is included if it is not TV display.
In Air, 2–69ch is effective.
In Cable, 1–135ch is effective.

If it is not TV display, it will input-switch to TV. (same function as CH

U)

If it is not TV display, it will input-switch to TV. (same function as CH

V)

Toggle operation of a closed caption.

0: (Toggle), 1: On, 3: Off

0: OFF, 1: OFF TIMER – 30 MIN., 2: OFF TIMER – 60 MIN.,
3: OFF TIMER – 90 MIN., 4: OFF TIMER – 120 MIN.
The channel number of TV

The channel number of TV

b1

The channel number of TV

a1

(Toggle)

(1–135)

R S P W

I

T G D

I

T

V D

I

A V D

I

N P

1

INPUT SELECTION A TOGGLE

INPUT SELECTION B

AV MODE SELECTION

VOLUME

POSITION

VIEWMODE

SURROUND

SLEEP TIMER

CHANNEL

CC

DIRECT

(ANALOG)

(DIGITAL)

CH UP

CH DOWN

CHANNEL

H-POSITION

H-POSITION

V-POSITION
CLOCK

PHASE

INPUT 1

A V M D

V O L M

H P O S

V P O S

C L C K

P H S E

A C S U

O F

T M

D C C H

C H U P

C H D W
C L C P

W

I

D E

0

x

0

*

*

*

*

*

*
*

*

*

*

*

x

x
x

*

*

_

_
_

_

_

_

*

*

*
*

*

_

_

_

_

_

_

*

_

_
_

_

_

_

*

*
*

*

_

_

_

_

_

_

_

_

DIGITAL Air (Two-Part numbers, 2-digit plus 2-digit)

(0100-9999)
(1-999)

(0-999)

(0-9999)
(0-6383)

DIGITAL Cable (Two-Part numbers, 3-digit plus 3-digit)

DIGITAL Cable (Two-Part numbers, 3-digit plus 3-digit)

Front half of DIGITAL CABLE CHANNEL NO. (Designate major channel)

Rear half of DIGITAL CABLE CHANNEL NO. (Designate minor channel)

DIRECT
CHANNEL

D A

2

P

*

*

*

*

D C 2 U

*

*

*

_

D C 2

L

*

*

*

_

DIGITAL Cable (One-Part numbers, 5-digit, less than 10,000)

D C 1

0

*

*

*

*

DIGITAL Cable (One-Part numbers, 5-digit, more than 10,000)

D C 1

1

*

*

*

*

_

_
_

_

(Toggle)

AUDIO SELECTION

A C H A

x

_

_

_

_

0: (Toggle), 1: On, 2: Off

MUTE

M U T

E

*

_

_

_

_

_

_
_

_

_

_ OFF

The Power On command accepted.

1

_

_

_ ON

Power On

1

_

_

_ Power On

It shifts to standby.

P O W R

0

_

_

_ Power Off

_

_

_

_

0: AUTO, 1: VIDEO, 2: COMPONENT

I

N P

3

INPUT 3

*

_

_

_

_

TV

INPUT1-6

RS-232C Port Specifi cations