Control Commands Via Lan - Panasonic PT-TW381R Operating Instructions Manual

Control commands via LAN

You can also control via the <LAN> terminal by using the control command format via the <SERIAL IN> terminal.
For examples of the available commands, refer to "Control commands" (x page
Attention
f Set the password of administrator account before using the LAN control. (x pages 39, 83)
When web control administrator rights password is set (Protect mode)
Connection method
1) Obtain the IP address and port number (Initial set value = 1 024) of the projector and make a request
for connection to the projector.
f Acquire the IP address from the menu screen of the projector, and the port number from the web control
page.
IP address Obtain from the [NETWORK] menu → [NETWORK STATUS]
Port No. Obtain from [Detailed set up] → [Port set up] page of the web control
2) Check the response from the projector.
Data section
Command "NTCONTROL"
example (ASCII string)
Data length 9 bytes
f Mode : 1 = Protect mode
f Example: Response during protect mode (random number section is undefined value)
"NTCONTROL 1 23181e1e" (CR)
3) Generate a 32-byte hash value from the following data using MD5 algorithm.
f "xxxxxx:yyyyy:zzzzzzzz"
xxxxxx : Administrator rights user name for web control (Default user name is "dispadmin")
yyyyy : Password of above administrator rights user
zzzzzzzz : 8-byte random number obtained in Step 2)
Command data format
It is the data format used for sending and receiving commands.
r Transmitted data
Hash value
Command
(See above
example
"Connection method")
Data length 32 bytes
f Example: Transmission of power supply status acquisition command (hash value is calculated from default user
name, password, and acquired random number)
"dbdd2dabd3d4d68c5dd970ec0c29fa6400QPW" (CR)
r Received data
Command
example
Data length
f Example: The projector is powered on
"00001" (CR)
Chapter 7 Appendix - Technical Information
Blank Mode
' '
0x20 0x31
1 byte 1 byte
Header
'0'
0x30
1 byte
Header
'0'
0x30
1 byte
Blank Random number section
'1' ' '
(ASCII code hexadecimal
0x20
1 byte
Data section
'0' Control command
0x30 (ASCII string)
1 byte Undefined length
Data section
'0' Control command
0x30 (ASCII string)
1 byte Undefined length
).
128
Termination symbol
"zzzzzzzz"
number)
8 bytes
Termination symbol
Termination symbol
ENGLISH - 123
(CR)
0x0d
1 byte
(CR)
0x0d
1 byte
(CR)
0x0d
1 byte