CV-M77
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7.3. Command Protocol
Command Name
Format
Parameter
Remarks
A - General settings and useful commands.
EB
Echo back
EB=[Param.]<CR><LF>
0 = Echo off
1 = Echo on
Set to 'off' at power on.
VN
Firmware program
version request
VN?<CR><LF>
Response is 3 letter
(ex) 104
B - Timing and shutter related commands.
SM
Shutter mode
SM=[Param.]<CR><LF>
0 = Normal
1 = Programmable
exposure
Available when
TR=0, TR=1 or TR=3
SH
Shutter speed
SH=[Param.]<CR><LF>
0 = OFF(1/25)
1 = 1/50
2 = 1/125
3 = 1/250
4 = 1/500
5 = 1/750
6 = 1/1000
7 = 1/1500
8 = 1/2000
9 = 1/3000
10 = 1/4000
11 = 1/10000
Available when SM=0 and
TR=0 or 1or 3.
PE
Programmable
exposure
PE=[Param.]<CR><LF>
3 - 791 H in 1H increments
3 = 1.5H (0.076ms)
791 = 789.5H (40.107ms)
H = 50.8
µ
s
Available when SM=1 and
TR=0, TR=1 or TR=3
TR
Trigger mode
TR=[Param.]<CR><LF>
0 = Normal
1 = Edge pre-select
2 = Pulse width control
3 = EPS Frame delay readout
4 = Long time shutter
5 = PWC Frame delay readout
DR
High Frame Rate
(Draft mode)
DR=[Param.]<CR><LF>
0 = Normal
1 = High frame
rate
Only every third line is read
out
WP
WEN polarity
WP=[Param.]<CR><LF> 0 = Active_L
0 = Active_L
SY
G on SYNC
SY=[Param.]<CR><LF>
0 = OFF
1 = ON
EP
EEN polarity
EP=[Param.]<CR><LF>
1 = Active_H
1 = Active_H
WS
WEN/Sync switch WS=[Param.]<CR><LF>
0 = WEN
1 = Sync
C - Gain and analogue signals settings.
AS
AGC switch
AS=[Param.]<CR><LF>
0 = OFF (Manual) 1 = ON (Auto)
GA
Master gain level GA=[Param.]<CR><LF>
0 - 700
Available when AS=0.
RG
Red gain level
RG=[Param.]<CR><LF>
0 - 255
Available when WB=0.
BG
Blue gain level
BG=[Param.]<CR><LF>
0 - 255
Available when WB=0.
AG
AGC level
AG=[Param.]<CR><LF>
0 - 255
Available when AS=1.
WB
White balance
WB=[Param.]<CR><LF>
0 = Manual
1 = Auto
2 = 4600K
3 = 5600K
Sets manual gain values (RG,
BG) when changed to 0 from
other selections.
AW
Auto white balan. AW=[Param.]<CR><LF> 0 = One push auto white balance
Available when WB=1.
SU
Master setup level SU=[Param.]<CR><LF>
33 - 223
default = 128
RS
Red setup level
RS=[Param.]<CR><LF>
96 - 160
default = 128
BS
Blue setup level
BS=[Param.]<CR><LF>
96 - 160
default = 128
WC
White clip level
WC=[Param.]<CR><LF> 0 - 1023
GS
Gamma select
GS=[Param.]<CR><LF>
0 = 1, 1 = 0.45, 2 = 0.6
D - saving and loading data in EEPROM
LD
Load settings
from camera
EEPROM
LD=[Param.]<CR><LF>
0 = FACTORY
DATA
1 = USER DATA
Latest used DATA AREA
becomes default at next
power up.
SA
Save settings
to camera EEPROM
SA=[Param.]<CR><LF>
1 = USER DATA AREA
SA00
Save settings into
Factory Area.
SA00=[Param.]<CR><LF>
0 = FACTORY DATA AREA
Not disclosed for user.
EA
EEPROM Current
Area No. Request
EA?<CR><LF>
0 = FACTORY
DATA
1 = USER DATA
Return latest used area
!! Do not try to use commands not shown in this list.