Sanyo MPX-MD4 - Manual (Page 38)

RS232C CONTROL
COMMANDS AVAILABLE FROM THE
MULTIPLEXER
ACK(0A)
Response when this unit receives a command.
NAK(0B)
Response if this unit did not receive the command.
ALARM(BF)
When there is an alarm, this command is sent as header. Then,
the alarm information is sent in a 1-byte transmission (see Table
3).
ALARM information (Table 3)
Bit Bit state information
7 Alarm information
indication 01: External
6 10: Video loss
11: Sensor alarm
5 Reserved 0
4 Reserved 0
3 Camera number
indication 0011: CAMERA NO. 4
2 0010: CAMERA NO. 3
1 0001: CAMERA NO. 2
0 0000: CAMERA NO. 1
OTHER COMMANDS
ENTER(40)
When numeric commands are all sent, this command is used to
enter the transmitted value.
CLEAR(56)
To erase multiple byte commands.
L8FH5/US (MPX-CD4 GB) 1999. 6. 4
English 37