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Communications Protocol
Model: VCC-MD400/300
Message Query Command Response Command
Zoom Tele/Wide Speed 80 02 08 CS FF C0 02 08 0p CS FF Configured Tele/Wide Speed 1: speed1, 2: speed2, 3: speed3, 4: speed4
Direct 80 02 09 CS FF C0 02 09 0p 0q 0r CS FF Current Zoom Lens Position Direct Position D/N Model 0:Wide 2069:Tele
Color Model 0:Wide 2488:Tele
Focus Far/Near Speed 80 03 08 CS FF C0 03 08 0p CS FF Configured Far/Near Speed 1: speed1, 2: speed2, 3: speed3, 4: speed4
Direct 80 03 09 CS FF C0 03 09 0p 0q 0r CS FF Current Focus Lens Position Direct Position D/N Model 0:Far 3524:Near
Color Model 0:Far 4008:Near
White
Balance
MWB Red Direct 80 04 13 CS FF C0 04 13 0p 0q CS FF MWB R Component Set Value Direct 0-255
MWB Blue Direct 80 04 1D CS FF C0 04 1D 0p 0q CS FF MWB B Component Set Value Direct 0-255
Iris Iris Level Direct 80 05 13 CS FF C0 05 13 0p 0q CS FF Iris Level Set Value Direct 0-100
Iris Stop Direct 80 05 1D CS FF C0 05 1D 0p CS FF Iris Aperture Set Value 1-17
Sync L-L Phase Direct 80 09 13 CS FF C0 09 13 0p 0q 0r CS FF Power Source Synchronous Set Value Direct 0-524(NTSC) / 0-624(PAL)
AGC Max Gain at AGC
（
COLOR
）
80 0A 09 CS FF C0 0A 09 0p CS FF AGC MAX Gain Set Value
(D/N camera set value when in COLOR)
0: OFF, 1: -6dB, 2: 0dB, 3: 6dB, 4: 9dB
Max Gain at AGC
（
BW) 80 0A 0A CS FF C0 0A 0A 0p CS FF AGC MAX Gain Set Value during B/W 0: OFF, 1: -6dB, 2: 0dB, 3: 6dB, 4: 9dB,
5: 12dB, 6: 15dB
Max Gain at AGC
（
AUTO)
80 0A 0B CS FF C0 0A 0B 0p CS FF AGC MAX Gain Set Value during
AUTO
4: 9dB, 5: 12dB, 6: 15dB
Gain Direct
（
COLOR
）
80 0A 13 CS FF C0 0A 13 0p CS FF Gain Settings when COLOR and AGC
are OFF
0: 0dB, 1: 3dB, 2: 6dB, 3: 9dB, 4: 12dB,
5: 15dB, 6: 18dB, 7: 21dB, 8: 24dB,
9: 27dB, 10: 30dB
Gain Direct
（
BW
）
80 0A 14 CS FF C0 0A 14 0p CS FF Gain Settings when B/W and AGC are
OFF
0: 0dB, 1: 3dB, 2: 6dB, 3: 9dB, 4: 12dB,
5: 15dB, 6: 18dB, 7: 21dB, 8: 24dB,
9: 27dB, 10: 30dB
Aperture Aperture V Direct 80 0B 13 CS FF C0 0B 13 00 0p CS FF
Vertical Contour Compensation Set Value
1-15
Aperture H Direct 80 0B 1D CS FF C0 0B 1D 00 0p CS FF
Horizontal Contour Compensation Set
Value
1-15
Privacy
Masking
Mask Position 80 10 09 0p CS FF C0 10 09 0p 0q 0r 0s 0t 0u CS FF Privacy Mask Position Refer to "Function Descriptions [11]Privacy
Mask Setting"
OSD MENU Menu No 80 16 01 CS FF C0 16 01 0p CS FF Current Display MENU No.
View Setting View Setting No 80 18 01 CS FF C0 18 01 0p CS FF Current Display View Angle File No.
EEPROM
Access
EEPROM Access 80 19 01 0p 0q 0r CS FF C0 19 01 0p 0q 0r 0s 0t CS FF Value Written to EEPROM pqr: Address 0-2047 st: Data 0-255
DAY/NIGHT D/N LEVEL 80 28 05 CS FF C0 28 05 0p CS FF Color/Black and White Switch Level
Set Value
0: LOW, 1: MID, 2: HIGH, 3: ADJ
D/N ADJ DIRECT
(C->B/W)
80 28 06 CS FF C0 28 06 0p CS FF Color
Black and White Switch Level
Manual Set Value
0-6
D/N ADJ DIRECT (B/
W->C)
80 28 07 CS FF C0 28 07 0p CS FF Black and White
Color Switch Level
Manual Set Value
0-6
D/N FOCUS SET
(AUTO)
80 28 08 CS FF C0 28 08 0p CS FF Focus Mode Set Value during D/N
AUTO Black and White
0: MODE1, 1: MODE2
D/N FOCUS SET (B/W) 80 28 09 CS FF C0 28 09 0p CS FF Focus Mode Set Value during Black
and White
0: MODE1, 1: MODE2
Status Status 80 4A 01 CS FF C0 46 01 0p 0q 0r 0s 0t 0u CS FF
(Note 2)Status type 2 *1 80 4A 02 CS FF C0 46 02 0p 0q 0r 0s 0t 0u 0v 0w 0x 0y CS FF
Status type 3 *1 80 4A 03 CS FF C0 46 03 0p 0q 0r 0s
0t 0u CS FF
Rom Version 80 4A 0A CS FF C0 46 0A 0p 0q CS FF pq: Version
*1: Only MD400 CS: Checksum
*2: Only MD300 FF: Terminator
[6] Command List (Query) for MD400 and 300