Communication Parameters; Pin Assignment; Communication Data Format - Sony FWD-32LX2F Protocol Manual

1. Communication Parameters

Communication Method
Synchronous Method
Baud Rate
Character Length
Parity
Start Bit Length
Stop Bit Length
Flow Control

2. Pin Assignment

Monitor side : D-sub
FWD-40LX2F/40LX2X
FWD-32LX2F/32LX2X
5 4 3 2 1
9 8 7 6
_ External view _
Pin No. Signal
1 NC
2 RXD
3 TXD
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC
The control command is not acceptable for 3 seconds after
the power is turned on from the standby state and for 5
seconds after the power is turned on when AC is set to ON
from OFF state. Send the command after waiting each
required time. In the case when the power is turned on
from the standby state, the starting up by using the timer
(KLH-W26/W32 does not have this function), the power
key of main unit or the remote commander is included as
well as the command from RS-232C.
FWD-40LX2F/40LX2X/32LX2F/32LX2X
KLH-W32/W26
RS-232C
Asynchronous
9600 bps
8bit
None
1bit
1bit
None
Host side : D-sub 9pin
Personal computer
5 4 3 2 1
9 8 7 6
_ External view _
Pin No. Signal
1 NC
2 RXD
3 TXD
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC

3. Communication Data Format

(a) Control message
No. Item
1 Header
2 Category
3 Function
4 Data1 (Length)
5 Data2 (Data1)
: :
: :
X Data (X-3)
X+1 Check Sum
* Check Sum: Sum total of 1 to X. Lower one-byte data is validated when a
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.
(b) Enquiry message
No. Item
1 Header
2 Category
3 Function
4 Data1
5 Data2
6 Check Sum
* Check Sum: Sum total of 1 to 5. Lower one-byte data is validated when a
value exceeds 255 (1byte).
Value
0x8C:Control
0xXX
0xXX
0xXX
0xXX
0xXX
0xXX
0xXX
0xXX
Value
0x83:Enquiry
0xXX
0xXX
0xFF
0xFF
0xXX
1