FLAT WIDE DISPLAY
FWD-42PV1
FWD-42PV1P
FWD-42PV1A
PROTOCOL MANUAL
1st Edition
Table of Contents
1. Communication Parameter ................................................................ 1
2. Pin Configuration ..................................................................................... 1
3. Communication Data Format ........................................................... 1
4. General Function ..................................................................................... 3
5. Picture/Sound .......................................................................................... 12
6. Size/Shift .................................................................................................... 14
7. Status Enquiry ........................................................................................ 16
8. User Reset ................................................................................................. 19
FWD-42PV1/42PV1P/42PV1A
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-42PV1
FWD-42PV1P
FWD-42PV1A
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: The total from No. 1 to No. X, when value exceeds 255,1byte
* Set the command interval to 500 ms or more when transmitting the
Control command continuously.
* Set the command interval to 500 ms or more when transmitting the same
command (Enquiry) after the Control command.
of data is confirmed the bottom.
(b) Enquiry (Host → Request of Read to Display)
No. Item Value
1 Header 0x83:Enquiry
12345
6789
2 Category 0xXX
3 Function 0xXX
4 Data1 0xFF
5 Data2 0xFF
6 Check Sum 0xXX
* Check Sum: The total from No.1 to No.5, when value exceeds 255, 1byte
of data is confirmed the bottom.
FWD-42PV1/42PV1P/42PV1A
1
(c) Answer (Display → Response to Host)
1 Control answer
No. Item Value
1 Header 0x70: Answer
2 Answer*0x00: Completed
0x01: Limit Over
0x02: Limit Under
0x03: Command Canceled
3 Check Sum 0xXX
* 0x00: Completed Normal response.
0x01:Limit Over The packets was received normally, but the
data value was over the upper limit.
Forcedly the monitor adjusted the data to
maximum value.
0x02:Limit Under The packets was received normally, but the
data value was under the lower limit.
Forcedly the monitor adjusted the data to
minimum value.
0x03:Command Canceled The packets was received normally, but the
command was cancelled because the function
was not in adjustable mode, such as “_” a
function displayed as in user menu.
* Check Sum: The total from No.1 to No.2, when value
exceeds 255, 1byte of data is confirmed the
bottom.
4 Error answer
No. Item Value
1 Header 0xE0: Answer
2 Answer
3 Check Sum 0xXX
* 0x00: No Function Error Packet header, category of function codes do not
0x01: Check Sum Error The “Check Sum” value of the packet which
0x02: Data Length Error The “Data Num” value of the packet which
*
0x00: No Function Error
0x01: Check Sum Error
0x02: Data Length Error
exist in this protocol.
received is wrong.
received is wrong.
2 Enquiry answer (Complete)
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 Normal response.
* Return Data returns the read value.
* Check Sum: The total from No.1 to No.X, when value exceeds 255,1byte
of data is confirmed the bottom.
3 Enquiry answer (Command cancel)
No. Item Value
1 Header 0x70: Answer
2 Answer 0x03: Command Canceled
3 Check Sum 0xXX
* 0x03: Command Canceled The packets was received normally, but the
* Check Sum: The total from No.1 to No.2, when value
command was cancelled because the function
was not in adjustable mode, such as “_” a
function displayed as in user menu.
exceeds 255, 1byte of data is confirmed the
bottom.
2
FWD-42PV1/42PV1P/42PV1A
4. General Function
(a) Mode Control
Syntax Header Category Function Data1 Data2 Check Sum
Control 0x8C 0x00 Code Table(1-a)[a] 0x02 Code Table(1-a)[b] 0xXX
Enquiry 0x83 0xFF 0xFF 0xXX
Answer Header Answer Check Sum
Control 0x70 0x00 0x70 Completed
0x70 0x01 0x71 Limit Over
0x70 0x02 0x72 Limit Under
0x70 0x03 0x73 Command Canceled
Answer Header Answer Return to Data Size Return Data1 Check Sum
Enquiry 0x70 0x00 0x02 Code Table(1-a)[b] 0xXX Completed
Code Table(1-a)
[a]Function [b]Range/Switch Code Command
0x00 Power
0x01 Input Select
0x02 Force Status Display 0x00 ON Yes Yes Disable Enable
0x03 Audio Mute 0x00 OFF Yes Yes Disable Enable
0x04 Auto Status Display 0x00 ON Yes Yes Enable Enable
0x05 Closed Caption 0x00 OFF Yes Yes Disable Enable
*1
*2
0x00 OFF Yes Yes Enable Enable
0x01 ON
0x0A INPUT2 RGB Yes Yes Disable Enable
0x0B INPUT2 COMPONENT
0x10 OPTION1 VIDEO
0x11 OPTION1 S VIDEO
0x12 OPTION1 RGB
0x13 OPTION1 COMPONENT
0x20 INPUT1 DVI
0x01 OFF
0x01 ON
0x01 OFF
0x01 CC1
0x02 CC2
0x03 CC3
0x04 CC4
Control Enquiry Standby Power On
(Continued)
FWD-42PV1/42PV1P/42PV1A
3
Code Table(1-a)
[a]Function [b]Range/Switch Code Command
0x06 Color System 0x00 Auto Yes Yes Disable Enable
0x01 NTSC
0x02 NTSC4.43
0x03 PAL
0x04 SECAM
0x05 PAL-M
0x06 PAL-N
0x07 PAL60
0x0B Picture Inversion 0x00 OFF Yes Yes Disable Enable
0x01 Auto
0x02 On
0x0C Picture Orbit 0x00 OFF Yes Yes Disable Enable
0x02 ON
0x0D Orbit Range 0x00 Small Yes Yes Disable Enable
0x01 Middle
0x02 Large
0x0E Orbit Cycle 0x00 10 sec Yes Yes Disable Enable
0x01 30 sec
0x02 1 min
0x03 5 min
0x0F Language 0x00 Japanese Yes Yes Disable Enable
0x01 English
0x02 Deutsch
0x03 Français
0x04 Español
0x05 Italiano
0x10 Index Number 0x01-0xFF Yes Yes Disable Enable
0x13 Power Saving 0x00 Standard Yes Yes Disable Enable
0x01 Reduce
0x14 Speaker Out 0x00 ON Yes Yes Disable Enable
0x01 OFF
0x16 HD Mode 0x00 1080i Yes Yes Disable Enable
0x01 1035i
0x17 RGB Mode 0x00 DTV Yes Yes Disable Enable
0x01 PC
0x18 Sync Mode 0x00 H/Comp Yes Yes Disable Enable
0x01 Video
0x1B Clock Display 0x00 OFF Yes Yes Disable Enable
0x01 ON
0x40 All White 0x00 OFF Yes Yes Disable Enable
0x01 ON
4
Control Enquiry Standby Power On
FWD-42PV1/42PV1P/42PV1A
(Continued)