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3
RS-232C PROTOCOL MANUAL
1. Communication Parameter
Communication system
RS-232C
Synchronous system
Asynchronous communication
Baud rate
9600 bps
Character length
8 bit
Parity None
Start bit
1 bit
Stop bit
1 bit
Flow control
None
2. Pin Confi guration
No. Item
Value
1
Header
0x83: Enquiry
2
Category
0x00 (fi xed)
3 Function 0xXX
4
Data1
0xFF (fi xed)
5
Data2
0xFF (fi xed)
6
Check Sum
0xXX
(b) Enquiry (Host
t Request of Read to Display)
Note: Enquiry commands are available for XBR-46HX909 and XBR-52HX909 only.
4. Communication Data Format
No. Item
Value
1
Header
0x8C: Control
2
Category
0x00 (fi xed)
3 Function 0xXX
4
Length
0xXX (=X+1 byte)
5 Data1
0xXX
: :
0xXX
: :
0xXX
X+3
Data (X)
0xXX
X+4
Check Sum
0xXX
(a) Control (Host
t Request of Write to Display)
∗
Check Sum: The total from No.1 to No. X+3, when value exceeds 255,
1byte of data is confi rmed the bottom.
Display side (D-sub 9-pin male)
Host side (D-sub 9-pin)
Personal computer
KDL-52XBR5 etc.
- External view -
- External view -
5
4
3
2
1
6
7
8
9
5
4
3
2
1
6
7
8
9
Pin No.
1
2
3
4
5
6
7
8
9
Signal
NC
RD
TD
NC
GND
NC
NC
NC
NC
Pin No.
1
2
3
4
5
6
7
8
9
Signal
NC
RD
TD
NC
GND
NC
NC
NC
NC
3. Restriction for Communication
∗
Send control command after 20 seconds of power on.
∗
Strictly keep to send next command after receiving answer response from
Display.
∗
Set the command interval to 500ms or more.
∗
Value range for direct command is same as user can change by menu.
∗
When set is at standby mode, only receives Power ON command.
∗
To turn on the set, fi rst set standby command as Enable. After this, the set
can receive Power ON command.
∗
Check Sum: The total from No.1 to No. 5, when value exceeds 255, 1byte
of data is confi rmed the bottom.
No. Item
Value
1
Header
0x70: Answer
2
Answer*
0x00: Completed (Normal End)
0x01: Limit Over
(Abnormal End-Exceed maximum value)
0x02: Limit Over
(Abnormal End-Exceed minimum value)
0x03:
Command Canceled (Abnormal end)
0x04: Parse Error (Data Format Error)
3
Check Sum 0xXX
(c) Answer (Display
t Response to host)
1
Control answer
∗
0x00: Completed
Normal response.
0x01: Limit Over
The packets was received normally, but the
data value was over the upper limit.
0x02: Limit Over
The packets was received normally, but the
data value was over the lower limit.
0x03: Command canceld
The packet is received normally but either the
value of data is incorrect or request is not
permitted for the current host value.
0x04: Parse Error
Received not defi ned format data or check
sum Error.
∗
Check Sum: The total from No.1 to No. 2, when value exceeds 255, 1byte
of data is confi rmed the bottom.
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