C&B Technology AN120 Series Use and care manual

CNB_V120’S_Version 1.1
2005.01.19
Color CCD Zoom Camera
A(V)N(P)120’S Communication Manual
C&B Technology Inc.

Table of Contents
Features --------------------------------------------------------------------- 3
Basic Functions ------------------------------------------------------------ 4
Communication Format ------------------------------------------------- 11
Command List --------------------------------------------------------------14
• General Control Commands ------------------------- 16
• Focus Control Commands --------------------------- 18
• Zoom/Focus Operation Commands --------------- 19
• Preset Control Commands --------------------------- 21
• Camera Status Control Commands ---------------- 22
• Key Action Commands -------------------------------- 26
Information may change without notice.
This document provides technical information for the user. C&B Tech reserves the right
to modify the information in this document as necessary. The customer should make
sure that they have the most recent manual version. C&B Tech holds no responsibility
for any errors that may appear in this document.

-3-
A(V)N(P)120
’ s Protocol Version 1.1
Features
• High Sensitive ¼ inch Super HAD CCD
• Built in Auto Focus / Auto Iris
• Optical Power Zoom Lens
A(V)N(P)120’s : 16x
• Digital Zoom
A(V)N(P)120’s : 12x (192x Zoom)
• RS-232C,RS-232 TTL
RS-422, RS-485 communication
• Mirror Image function
• Negative / Positive function
• Preset function
• OSD(On Screen Display)
• AN(P)122F
Freeze, Reverse functions
• AN(P)120L
Day&Night, Low Shutter functions
Freeze function CNB-A(V)N(P)120 Series

-4-
A(V)N(P)120
’ s Protocol Version 1.1
Basic Functions
A(V)N(P)120 series
Zoom/Focus Lens Control
Zoom/Focus Lens Position Range
• Optical zoom lens position range
Æ000 hex ~ 940 hex
• Focus lens position controllable range
Æ17a hex ~ 481 hex
(It is not specified)
• Digital zoom position
Æ00 hex ~ EA hex
Zoom Lens Speed Mode
• Normal(Slow) Zoom Mode
: Zoom lens speed is slow.
• Quick Zoom Mode
: Zoom lens speed is faster than Slow
Zoom Mode.
Zoom Trace Mode
Zoom Trace : If the zoom lens moves, the
focus lens also moves. The focus lens will be
moved to a certain calculated position.
So, the picture will be focused while the zoom
lens moves to the target zoom position.
• Slow(Normal) Zoom Trace Mode(SZT)
: It is a zoom trace mode that the zoom
speed is Slow(normal).
• Quick Zoom Trace Mode(QZT)
: It is a zoom trace mode that the zoom
speed is Quick.
• Non Zoom Trace Mode(NZT)
: When the zoom lens moves, the focus
lens doesn’t move, so the picture will not
be focused while the zoom lens moves to
the target position.
One Shot Focus
• The camera starts the auto focusing
action only one time.
• When the One Shot Focus Command is
sent, the focus lens moves to adjust the
focus for the subject.
Auto zoom
• The zoom lens have a repeated action in
a certain zoom range.

-5-
A(V)N(P)120
’ s Protocol Version 1.1
Focus Lens Control Mode
• Auto Focus Mode
ÆUser can not control the focus lens.
• Manual Focus Mode
ÆUser can control Focus lens in the
restricted range of calculated by camera
microcomputer.
• Special Focus Mode
ÆUser can control Focus lens as wishes.
The controllable range of focus Lens is
the total focus range(17a ~ 481 hex).
At this mode, the focus lens is controlled
by user only.
(!) Auto/Manual mode is called as basic mode.
(!!) Even if the current focus mode is Special
mode, you can set the Auto and Manual
mode as basic focus mode.
Focus Lens Operation
(*) X : in case the basic mode is Auto mode
O : in case the basic mode is Manual mode
Rain Focus Mode
Rain Focus Mode protect focusing in a certain
distance. If the object is placed within the rain
focus distance, the camera can’t focus to the
object
• 1m rain focus mode
• 50cm rain focus mode
• 10cm rain focus mode
• 1cm ~ 10cm rain focus mode
(!!) see the Focus Control Commands
(Example) 50cm rain focus mode
camera 50cm
Full
range
Not
speci
fied
Not
speci
fied
Controllable focus
range
OOX
S-Near/S-Far action
(Key Action command)
XO(*)OX
Near / Far action
(Key Action command)
XXO
Auto focusing in
normal condition
Manu
al
Auto
OOO
Auto focusing in One
Shot AF command
XOOZoom Trace function
XOO
Auto focusing after
zoom trace action
Special
Focus Mode
Contents
Non focusing region
(0cm ~ 50cm) Focusing region (50cm ~ infinite)

-6-
A(V)N(P)120
’ s Protocol Version 1.1
Preset Operation
Internal Preset Mode
• In this mode, the camera memorizes the
Zoom/Focus/Digital zoom position into
the Internal Nonvolatile Memory of the
camera.
• Total 64 presets
External Preset Mode
• In this mode, the camera memorizes the
Zoom/Focus/Digital zoom position into
the Internal Volatile Memory of the
camera.
• Total 8 presets
Preset Response Packet
• It is a response that the zoom/focus lens
finish moving to the selected preset
position.
• Transmission of this packet is decided by
the Transmission Preset Response Packet
(see Preset Control Commands).
• Preset Response Packet
: * NN 11 11 11 YY
External Preset Position Saving Method
Move zoom/focus lens
to internal preset position
what you want to save.
Memorize this position
as Internal preset position
Select Internal Preset Number.
Memorize zoom lens position
Memorize focus lens position
Memorize digital position
Select External Preset Number.
(Example) Preset Position Moving Action
Send Command
Response Packet ?
Received Packet
is Correct ?
Yes
Start
Moving to the Preset Position
Receive command
(Move to Internal Preset No.7)
* 00 C8 07 00 CC
No
Send Preset
Response Packet ?
Start
Send
*00000000AA
(Command Response)
No
Yes
Arrive at the
Preset Position No.7 ?
Send
*00111111B0
(Preset Response)
No
Yes
End
Yes
No
End
Internal Preset Position Saving Method

-7-
A(V)N(P)120
’ s Protocol Version 1.1
Key Action Command(*NN75PPXXYY)
• It is a basic camera control command.
• Key Code
: It is a command option of key action
command.
•TheKey Stop command of key action
command(*NN7509XXYY)
: This command must be followed by
key action commands.
• Continuous key action.
: If you want continuous key action
service, do not send the key stop
command until you want to stop the
continuous key action.
• See the Key Action Command List.
Receive Key Tele command
(* NN 75 01 XX YY)
Stop Tele Action
Received Stop Key ?
(*NN 75 09 XX YY)
End
Start
No
Yes
Start Tele Action
Continuous Tele
action
(Example) Zoom in(Tele) action
(In the position of the microcomputer of camera)
(Example) Key Action command “Mirror”
Send Key Action command
“Mirror”
(* NN 75 18 XX YY)
End
Start
<Host>
More than 25ms delay
Send Key Action command
“Stop”
(* NN 75 09 XX YY)
Complete Key Action “Mirror”
No
Yes
Start
Receive Key Action command
“Mirror”
(* NN 75 18 XX YY)
Key Action “Mirror”
Received Key Stop command ?
(*NN 75 09 XX YY)
End
<Camera>

-8-
A(V)N(P)120
’ s Protocol Version 1.1
(Example) Successive Key Action commands
“Mirror” Æ“Negative”
User
(PC)
Key action command “Mirror”
* NN 75 18 XX YY
Key action command “Negative”
* NN 75 19 XX YY
Execute
Mirror Action
Don’t execute
Negative action
(False Application)
Stop Check
Don’t Send Key action “Stop”
<Camera><Host>
User
(PC)
Key action command “Mirror”
* NN 75 18 XX YY
Key action command “Negative”
* NN 75 19 XX YY
Execute
Mirror Action
Execute
Negative action
(Right Application)
Key action command “Stop”
* NN 75 09 XX YY Stop Check
Stop Check
<Camera><Host>
Key action command “Stop”
* NN 75 09 XX YY
(!!) User must send Key Action command “STOP” before next command.
If you don’t send Key action command “STOP”,
the camera will not operate on Next Key action command.

-9-
A(V)N(P)120
’ s Protocol Version 1.1
General Operation
Camera ID
• 00 hex ~ FF hex(256 IDs)
Camera ID check Mode
• ID check Skip Mode
: The camera will not check the camera
ID.
• ID check Mode
: The camera will check the camera ID.
If the ID doesn’t identical to the Current
camera ID, the received command will
be ignored and deleted.
• See the General Control Commands-1
Lens Initial Action
If the camera operates more than 24 hours.
then it is recommended that you execute
the camera initial action(lens initial command).
• See General control commands-2.
Motion Detection function
• If the camera detect some movement, it
displays “MD” in the upper side of
screen and transmit “Motion detected
Packet”.
• Motion Detected Response Packet
* NN DD DD DD YY
• User can control the sensitivity of motion
detect.
• See General Control Commands-1.
Initial LOGO change
Initial logo can be changed as another
characters. But it is possible in the production
line only. Total 3 line, 12 characters per line,
Total 36 characters.
Default logo : “WAIT”
Another logo example
“WELCOME
TO
CNB TECH”
Freeze function
• A(V)N(P)120F’s, A(V)N(P)120L’s
Freeze : still picture
Reverse function
• A(V)N(P)120F’s model only
• Reverse : the picture is rotated in a 180-
degree arc.
• See the General Control Commands-2

-10-
A(V)N(P)120
’ s Protocol Version 1.1
Day&Night / Slow Shutter function
(AV) v3.0
• A(V)N(P)120L’s model only
• See the General Control Commands-2
Day&Night
• Use under low light condition for
continuous surveillance.
Day&Night Mode
• OFF mode
Disable all the Day&Night function.
In this mode, the Slow shutter function
cam operate.
• AUTO mode
Toggle as the brightness of a picture,
day mode ÅÆnight mode
In this mode, the Slow shutter function
can not operate.
• ON mode
Night mode always.
In this mode, the Slow shutter function
can not operate.
Slow shutter function
• Use under very low light condition for
full color surveillance.
• Slow shutter function can operate in
Day&Night OFF mode.
• Slow shutter max field
It is a maximum accumulated field
number.
• Slow shutter max field index
It indicates a maximum accumulated
field.
Slow shutter Maximum Field Number
• See the General Control Commands-2
• See the Key Action Commands-2
Sensitivity Level of Slow shutter
• High Sensitivity of Slow shutter
The changes of field number is very
sensitive to changes in brightness.
• Low Sensitivity of Slow shutter
The changes of field number is not very
sensitive to changes in brightness.
• Sensitivity Level
00 ~ 1Fhex (32 levels)
00 : Highest Sensitivity
1F : Lowest Sensitivity
• See the General Control Commands-2
12809
6408
3207
2406
1605
1204
0803
0402
0201
00
Maximum field
00
Index