Sanyo DSR - 300 Instruction Manual page 88

1 INTERFACE SPECIFICATIONS
(when optional interface board is installed)
Return codes
When the recorder is operated with the RS-485 interface in
use, it sends a 2-byte code indicating its setting.
RXD
TXD
First byte: Header (BEH or BFH)
Second byte: Mode change information
Bit assignments in second byte
When first byte is BFH
Bits 0, 1, 2, and 3 indicate the status.
0,0,0,0 No change
1,0,0,0 Playback has stopped.
0,1,0,0 Still image is displayed.
1,1,0,0 Slow playback has started.
0,0,1,0 Reverse slow playback has started.
1,0,1,0 Playback has started.
0,1,1,0 Reverse playback has started.
1,1,1,0 Fast-forwarding has started.
0,0,0,1 Rewinding has started.
1,0,0,1 Normal recording has stopped.
0,1,0,1 Normal recording has started.
1,1,0,1 Timer recording has started.
0,0,1,1 Preparing to start timer recording.
1,0,1,1 Alarm recording has stopped.
0,1,1,1 Alarm recording has started.
1,1,1,1 Undefined
Bits 5 and 6: Indicate start and end of alarm recording.
0,0 Normal
0,1 Alarm recording has started.
1,0 Alarm recording has ended.
Bit 7: Indicates warning status.
Problem has occurred (recording failure, mechan-
1
ical problem or clog).
0 Normal
English
BF
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