Philips V200 - Manual (Page 310)

Appendix A
Appendix A-24 Respironics V200 Ventilator Operator’s Manual REF 1057983 A
RS-232 Communications Protocol
Unrecognized
Commands
If an unrecognized command is received, the ventilator will respond by
transmitting the information shown in Table A-7: “Unrecognized Commands”.
Low EPAP Alarm Status NORMAL NORMAL
ALARM ◆
RESET ◆
High Leak Alarm Status NORMAL NORMAL
ALARM ◆
RESET ◆
Stop Code 0x03 N/A ASCII End
Transmission
Character (ETX)
Alarm Status Report (Continued)
Description Example Range Comments
Table A-6: Alarm Status Report (Sheet 3 of 3)
Unrecognized Commands
Description Example Comments
The unrecognized command
response: ?ERROR ?ERROR
Time of request 13:45 ◆ 24 hour clock, hh:mm ◆
Up to the first five characters
received set off in brackets [VRPY] Example for VRPT being sent as VRPY. Non-
printable characters are returned as ^.
Table A-7: Unrecognized Commands