INTERFACE SPECIFICATIONS

Multiplexer data status commandSTATUS SENSE (D7)

When this command is sent by the computer, the multiplexer returns a 5-byte operating status code (Table 1).

RXD

D7

 

 

 

 

 

 

 

 

 

 

 

TXD

 

 

d1

 

d2

 

d3

 

d4

 

d5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STATUS SENSE (D7) bit allocation (Table 1)

The 4th and 5th bytes are spare.

1st byte

Bit

 

Bit details

7

Indicates LIVE

0: Live image mode

 

and VCR

1: VCR playback mode

6

Indicates the

000: Single-screen

5

main monitor

001: 4-screen

4

display using 3

010: Multiple-screen

bits

 

011: Plus screen

 

 

 

 

100: Menu selection

 

 

101: Series

 

 

111: Standby

3

Indicates the

(During single-screen)

2

display channels

0000: Channel 1

1

and menu

0001: Channel 2

numbers for each

0

0010: Channel 3

display on the

 

0011: Channel 4

 

main monitor

 

0100: Channel 5

 

using 4 bits

 

 

0101: Channel 6

 

 

0110: Channel 7

 

 

0111: Channel 8

 

 

1000: Channel 9

 

 

1001: Channel 10*

 

 

1010: Channel 11*

 

 

1011: Channel 12*

 

 

1100: Channel 13*

 

 

1101: Channel 14*

 

 

1110: Channel 15*

 

 

1111: Channel 16*

 

 

(During 4-screen)

 

 

0000: 4-screen (1, 2, 3, 4)

 

 

0001: 4-screen (5, 6, 7, 8)

 

 

0010: 4-screen (9, 10*, 11*, 12*)

 

 

0011: 4-screen (13*, 14*, 15*, 16*)

 

 

(For multiple-screen)

 

 

0000: Single-screen

 

 

1000: 9-screen

 

 

1111: 16-screen*

 

 

(For plus screen)

 

 

0000: Channel 1

 

 

0001: Channel 2

 

 

0010: Channel 3

 

 

0011: Channel 4

 

 

0100: Channel 5

 

 

0101: Channel 6

 

 

0110: Channel 7

 

 

0111: Channel 8

 

 

1000: Channel 9

 

 

1001: Channel 10*

 

 

1010: Channel 11*

 

 

1011: Channel 12*

 

 

1100: Channel 13*

 

 

1101: Channel 14*

 

 

1110: Channel 15*

 

 

1111: Channel 16*

Bit

 

Bit details

3

Indicates the

(For serial connection)

2

display channels

0000: MAIN

1

and menu

0001: SUB 1

numbers for each

0

0010: SUB 2

display on the

 

0011: SUB 3

 

main monitor

 

(Menu selection)

 

using 4 bits

 

 

0001: Menu 1 MAIN MENU settings

 

 

0010: Menu 2 LANGUAGE settings

 

 

0011: Menu 3 CLOCK SET settings

 

 

0100: Menu 4 DISPLAY SET settings

 

 

0101: Menu 5 VCR SET settings

 

 

0110: Menu 6 ALARM SET settings

 

 

0111: Menu 7 SECURITY SET

 

 

settings

 

 

1000: Menu 8 CONTROL SET settings

 

 

1001: Menu 9 ALARM DATA settings

2nd byte

Bit

 

Bit details

7

Indicates EXIT

1: EXIT & ALARM ON

 

and ALARM

 

6

Indicates VIDEO

1: VIDEO LOSS ON

 

LOSS

 

5

Indicates

1: SENSOR ON

 

SENSOR

 

4

Spare

0

3

Indicates the

0000: Normal display

2

main monitor

0001: Automatic switching display

1

display status

0010: Zoom display

using 4 bits

0

0011: Still image

 

 

 

0100: Zoomed still image

 

 

0101: Still image zoomed

 

 

0110: Zoom position setting

 

 

0111: Still image zoom position setting

3rd byte

Bit

 

Bit details

7

Indicates the

00: Spot monitor 1

6

currently-

01: Spot monitor 2

 

operating spot

10: Spot monitor 3

 

monitor using 2

 

11: Spot monitor 4

 

bits

 

 

5

Spot monitor

1: Spot monitor operating

 

operation

 

4

Spot monitor

0: Single-screen

 

operation

1: Automatic switching display

3

Indicates the

0000: Channel 1

2

camera number

0001: Channel 2

1

for currently-

0010: Channel 3

operating spot

0

0011: Channel 4

monitor using 4

 

0100: Channel 5

 

bits

 

0101: Channel 6

 

Indicates the spot

 

monitor 1 camera

0110: Channel 7

 

number when the

0111: Channel 8

 

main monitor is

1000: Channel 9

 

operating

1001: Channel 10*

 

 

 

 

1010: Channel 11*

 

 

1011: Channel 12*

 

 

1100: Channel 13*

 

 

1101: Channel 14*

 

 

1110: Channel 15*

 

 

1111: Channel 16*

*: Command for MPX-CD163 only

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