Pioneer Sound.Vision.Soul PRV-LX1 - Manual (Page 8)

PRV-LX1 RS-422A Protocol
6.0 Command Formats
00 11 Device Type Request
PRV-LX1 Responds with a 12 11 Device Type Message containing 2 bytes of data
TV System DATA 1 DATA2
NTSC F0 51
PAL F1 51
10 01 ACK
PRV-LX1 sends this data when it receives a command from a Controller
11 12 NAK
When a communication error is detected, the PRV-LX1 sends this command with a “1” in the
following position indicating the appropriate error condition.
7 6 5 4 3 2 1 0
Time Out
Framing
Error
Overrun
Error
Parity Error X
Checksum
Error
X
Undefined
Command
20 00 Stop
PRV-LX1 stops when Playing or Recording
If Stop is sent during a Time Shift PLAY recording, the unit continues recording and returns to the
scene that the PRV-LX1 is recording.
20 01 Play
Starts Playing Title 1 of the selected drive. If the Time Shift PLAY setting is enabled when this
command is sent to the recording HDD, the PRV-LX1 attempts to Time Shift PLAY the title being
recorded.
* During Time Shift PLAY, Status Data is Play not Rec
20 02 Record
PRV-LX1 begins recording on the selected Drive(s) and/or to the HDD from a Stop condition.
20 04 Standby OFF
If the unit receives this command when stopped, the unit changes to Standby Off.
20 05 Standby ON
If the unit receives this command when in Standby Off, it toggles to Standby On.
20 0F Eject
Send this command to eject a disc from DVD1 or DVD2 when each drive is stopped. If [Eject
Setting] is set to Finalize&Eject, the disc is finalized before the tray opens.
20 10 Fast Forward
During playback, this command executes 192x speed Scan Forward through to the end of the title
then pauses the playback. In Time Shift PLAY mode, the command executes 192x speed Scan
Forward then transfers to Play when it nears the recording scene. (1 – 6 minutes).
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