Sony FWD-50PX1 User Manual
FLAT WIDE DISPLAY
FWD-50PX1
PROTOCOL MANUAL (USER CONTROL ONLY)
1st Edition
Table of Contents
1. Communication Parameter ............................................................ 3
2. Pin Configuration .................................................................................3
3. Communication Data Format ........................................................ 3
4. General Function ................................................................................. 5
5. Picture/Sound ...................................................................................... 10
6. Size/Shift .................................................................................................. 12
7. Status Enquiry ..................................................................................... 14
8. User Reset ............................................................................................... 16
FWD-50PX1
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1. Communication Parameter
3. Communication Data Format
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 Configuration
Display side (D-sub 9-pin)
FWD-50PX1
12345
6789
_ External view _
Pin No. Signal
1NC
2RD
3TD
4NC
5 GND
6NC
7NC
8NC
9NC
Host side (D-sub 9-pin)
Personal computer
_ External view _
Pin No. Signal
1NC
2RD
3TD
4NC
5 GND
6NC
7NC
8NC
9NC
(a) Control (Host → Request of Write to Display)
No. Item Value
1 Header 0x8C: Control
2 Category 0xXX
3 Function 0xXX
4 Data1 (Length) 0xXX
5 Data2 (Data1) 0xXX
: : 0xXX
: : 0xXX
X DataX 0xXX
X+1 Check Sum 0xXX
* Check Sum: If the value of a sum total of 1 to X exceeds 255 (1 byte), the
data of 1 lower byte is effective.
(b) Enquiry (Host → Request of Read to Display)
No. Item Value
1 Header 0x83: Enquiry
2 Category 0xXX
3 Function 0xXX
12345
6789
4 Data1 0xFF
5 Data2 0xFF
6 Check Sum 0xXX
* Check Sum: If the value of a sum total of 1 to 5 exceeds 255 (1 byte), the
data of 1 lower byte is effective.
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(c) Answer (Display → Response to Host)
1 Answer at the time of Control request
3 Answer at the time of Enquiry request
(Abnormal completion)
No. Item Value
1 Header 0x70: Answer
2 Answer* 0x00: Completed (Normal completion)
0x01: Limit Over
(Abnormal completion: Over upper limit)
0x02: Limit Under
(Abnormal completion: Under lower limit)
0x03: Command Canceled
(Abnormal completion)
3 Check Sum 0xXX
* 0x00: Completed Packet is correctly received and process is
also correctly completed.
0x01: Limit Over Packet is correctly received, but the data
value is over the upper limit.
0x02: Limit Under Packet is correctly received, but the data
value is under the lower limit.
0x03: Command Canceled Packet is correctly received, but the data
value is not correct or the request cannot be
accepted in the current host state.
* Check Sum: If the value of a sum total of 1 and 2
exceeds 255 (1 byte), the data of 1 lower
byte is effective.
2 Answer at the time of Enquiry request
(Normal completion)
No. Item Value
1 Header 0x70: Answer
2 Answer 0x00: Completed
3 Return Data Size 0xXX
4 Return Data1 0xXX
: : 0xXX
: : 0xXX
X Return DataX 0xXX
X+1 Check Sum 0xXX
* 0x00: Completed packet is correctly received and process is also
correctly completed.
* Return Data returns the read value.
* Check Sum: If the value of a sum total of 1 to X exceeds 255 (1 byte), the
data of 1 lower byte is effective.
No. Item Value
1 Header 0x70: Answer
2 Answer 0x03: Command Canceled
(Abnormal completion)
3 Check Sum 0xXX
* 0x03: Command Canceled Packet is correctly received, but the
data value is not correct or the request
cannot be accepted in the current host state.
* Check Sum: If the value of a sum total of 1 to 2 exceeds
255 (1 byte), the data of 1 lower byte is
effective.
4 Error Answer
No. Item Value
1 Header 0xE0: Answer
2 Answer* 0x00: No Function Error
0x01: Check Sum Error
0x02: Data Number Error
0x06: Mode Error
0x07: Time Out
3 Check Sum 0xXX
* 0x00: No Function Error Packet header, category and function code
are not included in this protocol.
0x01: Check Sum Error Check sum value of received packet is not
correct.
0x02: Data Number Error Data value in “Data Number” area of the
received packet is different from the data
number of the function.
0x06: Mode Error Monitor is already in the service mode by the
operation of remote commander. (IR remote
commander precedes the serial remote
commander.)
0x07: Time Out Packet communication is interrupted due to an
error and does not return to the normal
communication state within 2 seconds.
4
FWD-50PX1
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