3. protocol for Camera Function control
• Host Communication Flow Diagram
• Communication Format
1) Packet Format
1-1) Basic inform
- Packet Start Code = 'S'
- Packet End Code = 'T'
- Checkum = binary value of a binary value of data, ignore carry
1-2) White Request
1
2
3-4
5
6
7
8-11
12-
(11+2n)
(12+2n)-
(13+2n)
14+2n
'S'
'@'
RS485 address Fixed 2 Byte num (Max 4) 'W' Address
Data
Checksum
'T'
- n is number of byte num
- @ is indicator that the packet use the RS485 address.
You can Use without '@' and RS485 adress
1-3) Read Request
1
2
3-4
5
6
7
8-11
12-13
14
'S'
'@'
RS485 address Fixed 2 Byte num Max 4 'R' Address
Checksum
'T'
1-4) Read Response
1
2
3-4
5
6
7
8-11
12-
(11+2n)
(12+2n)-
(13+2n)
14+2n
'S'
'@'
RS485 address Fixed 2 Byte num Max 4 'P' Address
Data
Checksum
'T'
1-5) ACK / NACK format
ACK
1
2
3-4
5
6
7
8
9
10
11
12
'S'
'@'
RS485 address Warning code
'K'
'F'
'F'
'0'
'0'
'T'
NACK
1
2
3-4
5
6
7
8
9
10
11
12
'S'
'@' RS485 address
Error_code
'N'
'F'
'F'
'0'
'0'
'T'
1-6) Error Code
# No Code
Description
## No Code
Description
0x00 ADJ_OK
No err
0x06
ADJ_BAD_WR
Try to write to read only
address
0x01 ADJ_BAD_CHKSUM Check sum err
0x07
ADJ_BAD_RD
Try to read from write only
address
0x02 ADJ_NO_ADDR
Dest. Addres is
not exist
0x08
ADJ_BAD_FORMAT Command format error
0x03 ADJ_BAD_ADDR
Dest. Addres is
not exist partially
in block packet
0x09
Reserved
0x04 ADJ_BIG_CMD
Command size
is too big
0x0a
Reserved
0x05 ADJ_TIMEOUT
Time out
1-7) Warning Code
# No Code
Description
# No Code
Description
0x10 ADJ_OK
No err
0x16 ADJ_BAD_WR
Try to write to read only
address
0x11 ADJ_BAD_CHKSUM Check sum err
0x17 ADJ_BAD_RD
Try to read from write only
address
0x12 ADJ_NO_ADDR
Dest. Addres is
not exist
0x18 ADJ_BAD_FORMAT Command format error
0x13 ADJ_BAD_ADDR
Dest. Addres is
not exist partially
in block packet
0x19 Reserved
-
0x14 ADJ_BIG_CMD
Command size is
too big
0x1a Reserved
-
0x15 ADJ_TIMEOUT
Time out
2) Packet Examples
2-1) White request eaamples 1
Supposed Value
Write to Address
1234h
Write Data
1234h
Data Size
2 [Bytes]
RS485 Address
03h
- Checksum = 12h + 34h + 12h + 34h = 8ch
- Transmission Data
#
HOST
SEND Direction
CAMERA
DATA
1
"S@0322W123412348CT"
2
ACK or NACK
2-2) White request eaamples 2
Supposed Value
Write to Address
1234h
Write Data
AABBh & CCDDh
Data Size
2 [Bytes] x 2 = 4 [Bytes]
RS485 Address
03h
- Checksum = 12h + 34h + AAh + BBh + CCh + DDh + 354h = 54ch
- Transmission Data
#
HOST
SEND Direction
CAMERA
DATA
1
"S@0324W1234AABBCCDD54T"
2
ACK or NACK
OSD MANUAL
MAIN MENU
1st Sub MENU
2nd Sub MENU
3rd Sub MENU
4th Sub MENU
EXPOSURE
BRIGHTNESS 0 ~ 20
AE MODE
NORMAL/DEBLUR
AE WINDOW
( RS-485 Only )
AE Window OSD
OFF / ON
AE WINDOW V START 36 ~ V Max
AE WINDOW V END
V Start ~ 920
AE WINDOW H START 40 ~ H Max
AE WINDOW H END
H Start ~ 1044
RETURN
BACK / EXIT
SHUTTER
AUTO /
MANUAL /
FLICKER
LEVEL
1/30(25),1/60(50),1/120(1
00),1/240,1/500,1/1K,1/4K
,1/8K,1/16K,1/30K
RETURN
BACK / EXIT
DSS
Off / X2 / X3 / X4 / X5 / X6 / X7 / X8
AGC
0 ~ 20
RESET DATA
BACK / DEF
RETURN
BACK / EXIT
WHITE
BALANCE
WB MODE
AUTO / AUTOext
/ PUSH / MANUAL
COLOR TEMP
LOW/MIDDLE/HIGH
R-GAIN
0 ~ 20
B-GAIN
0 ~ 20
RETURN
BACK / EXIT
SATURATION
0 ~ 20
RESET DATA
BACK / DEF
RETURN
BACK / EXIT
D-WDR /
BLC
OFF / BLC / D-WDR
H-POS
0 ~ 20
V-POS
0 ~ 20
H-SIZE
0 ~ 20
V-SIZE
0 ~ 20
RETURN
BACK / EXIT
DNR
OFF / LOW / MIDDLE / HIGH
DAY &
NIGHT
AUTO/ COLOR /
B&W
AGC THRES
0 ~ 20
AGC MARGIN
0 ~ 20
DELAY
LOW / MIDDLE / HIGH
RESET DATA
BACK / DEF
RETURN
BACK / EXIT
IMAGE
SHARPNESS
0 ~ 20
GAMMA
0 / 1 / 2 / 3 / 4
MIRROR
OFF / ON
FLIP
OFF / ON
DZOOM
1.0X / 1.1X / 1.2X / 1.3X …… 7.7X / 7.8X / 7.9X / 8.0X
DEFOG
OFF / ON
MODE
AUTO / MANUAL
LEVEL
LOW / MIDDLE / HIGH
RETURN
BACK / EXIT
LENS SHADING OFF / ON
WEIGHT
0% ~ 100%
RETURN
BACK / EXIT
RESET DATA
BACK / DEF
RETURN
BACK / EXIT
SPECIAL
FOCUS ASSIST OFF / ON
PRIVACY
OFF / ON
ZONE NUM
0 ~ 15
ZONE OP
OFF / ON
H-POS
0 ~ 60
V-POS
0 ~ 40
H-SIZE
0 ~ 40
V-SIZE
0 ~ 40
Y LEVEL
0 ~ 10
CR LEVEL
0 ~ 10
CB LEVEL
0 ~ 10
RETURN
BACK / EXIT
HLMASK
OFF / ON
LEVEL
0 ~ 20
COLOR
BLK / WHI / YEL / CYN /
GRN / MAG / RED / BLU
RETURN
BACK / EXIT
PATTERN
OFF / ON
RESET DATA
BACK / DEF
RETURN
BACK / EXIT
SYSTEM
COMM. ADJUST
( RS-485 Only )
CAMERA ID
1 ~ 254
BAUD RATE
2400 / 4800 / 9600 /
19200 / 38400 / 57600 /
115200 bps
APPLY & EXIT
OK / ON
RETURN
BACK / EXIT
SDI FORMAT
1080P / 720P
FRAME RATE
30(60) / 25(50)
CVBS FORMAT
( W/O RS-485 )
NTSC / PAL
CVBS FORMAT NTSC / PAL
APPLY
OK / ON
LANGUAGE
ENG / CHN / CHN(S)
SYSTEM INFO
S/W VERSION
SET VERSION
R ETURN
BACK / EXIT
REBOOT
RETURN
BACK / EXIT
• Function Description
0. SETUP
- EXPOSURE: Go sub menu for camera exposure control.
- WHITE BALANCE: Go sub menu for camera white balance control.
- WDR/BLC: Go sub menu for camera WDR or BLC action.
- DNR: Control noise reduction setting.
- DAY & NIGHT: Go sub menu for camera day & night control.
- IMAGE: Go sub menu for adjust image functions.
- SPECIAL: Go sub menu for special feature control.
- SYSTEM: Go sub menu for system control & information.
- Reset Data All: Reset camera’s all feature data to default value.
1. EXPOSURE
- BRIGHTNESS: Adjust image brightness value.
- AE MODE: Adjust AE control Mode.
- AE WINDOW: Adjust AE WEIGHT Size. ( RS-485 Only )
AE WIN V START: Select AE window vertical Start position.
AE WIN V END: Select AE window vertical End position.
AE WIN H START: Select AE window Horizontal Start position.
AE WIN H END: Select AE window Horizontal End position.
- SHUTTER: Select shutter speed control type.
LEVEL: Adjust shutter speed at manual shutter mode.
- DSS: Adjust digital slow shutter control level.
- AGC: Adjust max gain level for brightness control.
2. WHITE BALANCE
- WB MODE: Select white balance control mode.
AUTO: Full auto control mode in color temperature rage 2300K~10000K
AUTOext: Extened auto mode for special illumination.
PUSH: Enable fix the control setting for specific environment.
Push & release, for fix WB control setting
MANUAL: Enable WB control setting by user’s intention.
>COLOR TEMP:Select color temperature range for WB control at manual mode
>R-GAIN: Adjust red color gain for WB control at maual mode.
>B-GAIN: Adjust blue color gain for WB control at manual mode.
- SATURATION: Adjust image brightness value.
3. WDR/BLC
- MODE: Select WDR for BLC mode.
BLC: Act in Backlight compensation mode.
D-WDR: Digital wide dynamic range control.
- BLC H-POS: Select BLC control zone vertical position.
- BLC V-POS: Select BLC control zone horizontal position.
- BLC H-SIZE: Select BLC control zone vertical size.
- BLC V-SIZE: Select BLC control zone horizontal size.
4. DNR
: Reduce image’s noise
5. DAY & NIGHT
- MODE: Select DN( Digital Day & Night control ) mode.
AUTO: Camera controlled automatically to decide day or night
environment using AGC calculation data.
COLOR: Fix to mode at day environment setting. Make video image act in color.
B&W: Fix to mode at night environment setting. Make video image act in B/W.
> AGC THRES: Threshold level for Change Day to Night or Night to Day mode.
> AGC MARGIN: Hysteresis Level for Change Day to Night or Night to Day mode.
> DELAY: Delay Time for change day or Night Mode at Auto mode.
6. IMAGE
- SHARPNESS: Adjust image sharpness level.
- GAMMA: Gamma Curve Select.
- MIRROR: Vertical Mirror Setting.
- FLIP: Horizontal flip setting.
- DZOOM: Select digital zoom magnification.
- DEFOG: Enable Defog compensation.
LEVEL: Defog compensation Level change at Auto / Manual mode.
-LENS SHADING: Enable lens shading compensation.
7. SPECIAL
- FOCUS ASSIST: Enable Lens Focus Assist OSD. ( 1080P Mode Only ).
- PRIVACY: Setting for protect private area in image using mask setting.
ZONE NUM. : Select private mask zone number.
ZONE DISP. : Select zone mask display on/off.
H-POS : Select zone horizontal position.
V-POS : Select zone vertical position.
H-SIZE : Select zone horizontal size.
V-SIZE : Select zone vertical size.
Y LEVEL : Select mask color ( Y Level ).
CR LEVEL : Select mask color ( CR Level ).
CB LEVEL : Select mask color ( CB Level ).
- HLMASK: Mask image high light area.
LEVEL : Select high light level. COLOR : Select mask color
- PATTERN: Color bar display Enable.
8. SYSTEM
- COMM. ADJUST: RS-485 Communication Setting mode. ( RS-485 Only )
CAMERA ID: RS-485 CAM ID Select.
BAUDRATE: RS-485 Communication Speed Select.
Apply & Exit: Apply all RS-485 Setting changed at once.
- SDI FORMAT: 1080P / 720P
- SDI FPS: 30 or 25 fps in 1080p mode, 720P Mode: 60 / 50 fps.
- CVBS FORMAT( W/O RS-485 ): NTSC / PAL
- APPLY: Apply all video setting changed at once. Use the Set button to apply.
- SYSTEM INFO
S/W VERSION: Camera’s basic software version.
SET VERSION: Camera’s feature control setting version.
1. Communication Specification
RateBaud
Default 9600bps
Data bits
8 bits
Stop bits
1 bits
CAM ID
Default "1"
Parity Check
None
Supported Protocol
PELCO-D, PELCO-P
2. PELCO protocol for OSD remote control
• PELCO-D
BYTE 1
BYTE 2
BYTE 3
BYTE 4
BYTE 5
BYTE 6
BYTE 7
UP KEY
0 x FF
Cam ID
0 x 00
0 x 08
0 x 00
0x0B~0x3F
ChkSum
DOWN KEY
0 x FF
Cam ID
0 x 00
0 x 10
0 x 00
0x0B~0x3F
ChkSum
LEFT KEY
0 x FF
Cam ID
0 x 00
0 x 04
0x0B~0x3F
0 x 00
ChkSum
RIGHT KEY
0 x FF
Cam ID
0 x 00
0 x 02
0x0B~0x3F
0 x 00
ChkSum
MENU ENTER KEY 0 x FF
Cam ID
0 x 00
0 x 07
0 x 00
0 x 5F
ChkSum
- Cam ID : 0x00 ~ 0x1F
- ChkSum : The Check Sum is the 8 bit (modulo 256) sum of the payload bytes
(Byte2 ~ Byte6) in the Command.
- [ 0x0A~0x3F ] means accept any value(between 0x0A ~ 0x3F) on command action.
• PELCO-P
BYTE 1 BYTE 2 BYTE 3 BYTE 4
BYTE 5
BYTE 6
BYTE 7
BYTE 8
UP KEY
0 x A0
Cam ID
0 x 00
0 x 08
0 x 00
0x0B~0x3F
0 x AF
ChkSum
DOWN KEY
0 x A0
Cam ID
0 x 00
0 x 10
0 x 00
0x0B~0x3F
0 x AF
ChkSum
LEFT KEY
0 x A0
Cam ID
0 x 00
0 x 04 0x0B~0x3F
0 x 00
0 x AF
ChkSum
RIGHT KEY
0 x A0
Cam ID
0 x 00
0 x 02 0x0B~0x3F
0 x 00
0 x AF
ChkSum
MENU ENTER KEY 0 x A0
Cam ID
0 x 00
0 x 07
0 x 00
0 x 5F
0 x AF
ChkSum
- Cam ID : 0x00 ~ 0x1F
- ChkSum : The Check Sum is an XOR sum of Byte1 ~ Byte7
- [ 0x0A~0x3F ] means accept any value(between 0x0A ~ 0x3F) on command action.
RS-485
HOST
White Request
Read Request
Read Request
ACK
ACK
ACK
CAMERA
• Camera CSR
- Base Address = 0x4000.
- Control Address = Base A Offset
Offset
Symbol
Decription
Note
0001
-
Reserved
-
0002
-
Reserved
-
0003
-
Reserved
-
0004
-
Reserved
-
0005
OSD Menu key Enter
[1]: action, self clear
Write Only
0006
OSD Menu key Right
[1]: action, self clear
Write Only
0007
OSD Menu key Left
[1]: action, self clear
Write Only
0008
OSD Menu key up
[1]: action, self clear
Write Only
0009
OSD Menu key Down
[1]: action, self clear
Write Only
000A
Brightness
0 ~ 20
Read / Write
000B
AE Mode
[0]: Normal / [1]: Deblur
Read / Write
000C
Shutter
[0]: Auto / [1]: Manual / [2]: Flicker
Read / Write
000D
Manual Shutter Speed
0
1 / 30
6
1 / 2000
Read / Write
1
1 / 60
7
1 / 4000
2
1 / 120
8
1 / 8000
3
1 / 240
9
1 / 16000
4
1 / 500
10
1 / 30000
5
1 / 1000
000E
DSS
0 ~ 7
Read / Write
000F
Max AGC
0 ~ 20
Read / Write
0010
AWB Mode
0
Auto
2
Push
Read / Write
1
Auto Ext
3
Manual
0011
AWB Saturation
0 ~ 20
Read / Write
0012
MWB Color Temp.
[0]: Low / [1]: Middle / [2]: High
Read / Write
0013
MWB R Gain
0 ~ 20
Read / Write
0014
MWB B Gain
0 ~ 20
Read / Write
0015
WDR Mode
[0]: Off / [1]: WDR
[2]: HBLC / [3]: D-WDR
Read / Write
0016
BLC OSD
[0]: Off
[1]: On
Read / Write
0017
BLC Position X
0 ~ 20
Read / Write
0018
BLC Position Y
0 ~ 20
Read / Write
0019
BLC Size X
0 ~ 20
Read / Write
001A
BLC Size X
0 ~ 20
Read / Write
001B
DNR
[0]: Off / [1]: Low / [2]: Middle / [3]: High
Read / Write
001C
Day & Night Mode
[0]: Auto / [1]: Color / [2]: BW
Read / Write
001D
DN Threshold
0 ~ 20
Read / Write
001E
DN Margin
0 ~ 20
Read / Write
001F
DN Delay
0 ~ 10
Read / Write
0020
Sharpness
0 ~ 20
Read / Write
0021
Gamma
[0]: 0.45 / [1]: 0.50 / [2]: 0.55 / [3]: 0.60 / [4]:0.65
Read / Write
0022
Flip
[0]: Off / [1]: H Flip / [2]: V Flip / [3]: HV Flip
Read / Write
0023
D-Zoom
0 ~ 70
Read / Write
0024
Defog
[0]: Off / [1]: On
Read / Write
0025
Defog Mode
[0]: Manual / [1]: Auto
Read / Write
0026
Defog Level
[0]: Low / [1]: Middle / [2]: High
Read / Write
0027
Lens Shading
[0]: Off / [1]: On
Read / Write
0028
Shading Level
0 ~ 100
Read / Write
0029
Privacy Zone Num
0 ~ 15
Read / Write
002A
Privacy On
[0]: Off / [1]: On
Read / Write
002B
Privacy H Position
0 ~ 60
Read / Write
002C
Privacy V Position
0 ~ 40
Read / Write
002D
Privacy H Size
0 ~ 40
Read / Write
002E
Privacy V Size
0 ~ 40
Read / Write
002F
Privacy Y Color
0 ~ 20
Read / Write
0030
Privacy Cb Color
0 ~ 20
Read / Write
0031
Privacy Cr Color
0 ~ 20
Read / Write
0032
HLC
[0]: Off / [1]: On
Read / Write
0033
HLC Level
0 ~ 20
Read / Write
0034
HLC Color
0
BLK
4
GRN
Read / Write
1
WHT
5
MAG
2
YEL
6
RED
3
CYN
7
BLU
0035
Color Pattern
[0]: Off / [1]: On
Read / Write
0036
Cam ID
0 ~ 255
Read / Write
0037
Baud rate
0
2400 bps
4
38400 bps
Read / Write
1
4800 bps
5
57600 bps
2
9600 bps
6
115200 bps
3
19200 bps
0038
SDI Format
[0]: 720p / [1]: 1080p
Read / Write
0039
Frame Rate
720p
[0]: 60hz / [1]: 50hz
Read / Write
1080p
[0]: 30hz / [1]: 25hz
003A
AE Window OSD
[0]: Off / [1]: On
Read / Write
003B
AE Window V Start
0x24 ~ V Max
Read / Write
003C
AE Window V End
V Start ~ 0 x 398
Read / Write
003D
AE Window H Start
0x28 ~ H Max
Read / Write
003E
AE Window H End
H Start ~ 0 x 414
Read / Write
003F
-
Reserved
-
0040
Reboot
Write Only
0041
Default Setting
Write Only
0042
Parameter
Write Only
2-2) Read request eaamples
Supposed Value
Read from Address
1234h
Data value in Address
AA11h
Data Size
2 [Bytes]
RS485 Address
03h
- Host Send Date Checksum = 12h + 34h = 464h -> 64h
- Camera Response Data Checksum = 12h + 34h + AAh + 11h =101h -> 01h
- Transmission Data
#
HOST
SEND Direction
CAMERA
DATA
1
"S@0322R12346T"
2
ACK
(if NACK then Proc. End)
3
"S@0322P1234AA1101T"
4
ACK 0r NACK
