Panasonic PT-FRQ50 Operating Instructions Manual page 204

Note
f The projector will automatically disconnect the connection with the network right after sending the command. This is the specification based
on the security view point to prevent unauthorized operation of this product by a malicious third party. To send commands continuously,
execute the network connection request every time the command is to be sent. For details, refer to "Communication flow between server
and client" ( x page 205).
When connecting in non-protected mode
Connecting
This is the connection method when [NETWORK] menu → [NETWORK SECURITY] → [COMMAND PROTECT]
is set to [DISABLE].
1) Obtain the IP address and port number (Initial set value = 1024) of the projector and request a
connection to the projector.
f You can obtain both the IP address and the port number from the menu screen of the projector.
IP address
Port number
2) Check the response from the projector.
Data section
Command "NTCONTROL"
example
(ASCII string)
Data length
f Mode: 0 = non-protect mode
f Example: Response during non-protect mode
"NTCONTROL 0" (CR)
Command transmission method
Transmit using the following command formats.
r Transmitted data
Command
example 0x30
Data length 1 byte
f Example: Transmission of power supply status acquisition command
"00QPW" (CR)
r Received data
Command
example 0x30
Data length 1 byte
f Example: The projector is in standby status
"00000" (CR)
204 - ENGLISH
Chapter 7 Appendix — Technical information
Obtain from the [NETWORK] menu → [NETWORK STATUS].
Obtain from the [NETWORK] menu → [NETWORK CONTROL] → [COMMAND PORT].
9 bytes
Header
'0'
Header
'0'
Blank
' '
0x20
1 byte
'0' Control command
0x30
1 byte
'0' Control command
0x30
1 byte
Mode Termination symbol
'0'
0x30
1 byte 1 byte
Data section
(ASCII string)
Undefined length
Data section
(ASCII string)
Undefined length
(CR)
0x0d
Termination
symbol
(CR)
0x0d
1 byte
Termination
symbol
(CR)
0x0d
1 byte