6. Programmer's Reference DA2DVI-HDCP-Pro – User's Manual 19
6
Programmer's Reference
The device can be controlled by a command set of protocol commands to ensure
the compatibility with other Lightware products. The supported commands are
described in this chapter.
Lightware devices can be controlled with external devices which can
communicate according to the amplier protocol. Lightware distribution
ampliers have a special protocol, but to interoperate with third-party devices,
a secondary protocol is also provided.
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6.1. Protocol Description
The protocol description hereinafter stands for Lightware protocol. The device accepts commands
surrounded by curly brackets - { } - and responds data surrounded by round brackets - ( ) - only if a command
was successfully executed. All input commands are converted to uppercase, but respond commands can
contain upper and lower case letters as well. Legend for control commands:
<loc> = location number in 1, 2 or 3 digit ASCII format
<id> = id number in 1 or 2 digit ASCII format
<id²> = id number in 2 digit ASCII format
CrLf = Carriage return, Line feed (0x0D, 0x0A)
● = space character (0x20)
→ = each command issued by the controller
← = each response received from the router
6.2. Status Commands
6.2.1. View Product Type
Description
Explanation: The connected device is a DA2DVI-HDCP-Pro.
6.2.2. View Serial Number
Description: The device responds its 8-digit serial number.
Legend: < SERIAL_N > shows the serial number of the device.
Explanation: The connected device’s serial number is 3C019935.
6.2.3. View Firmware Version
Description
command.
Explanation
Format Example
Command {I}
→
{i}
Response (<PRODUCT_TYPE>)CrLf
←
(I: DA2DVI-HDCP-PRO)
Format Example
Command {S}
→
{s}
Response (SN:<SERIAL_N>)CrLf
←
(SN:3C019935)
Format Example
Command {F}
→
{f}
Response
←