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7 Configuring the camera using the serial interface.
7.1 Mode Setting using ASCII commands via the RS-232C port.
The configuration of the CV-M77 camera can be done via the RS-232C port. The camera is to be
set up via an ASCII terminal or from a PC running terminal emulator software.
Below is the description of the ASCII based short command protocol.
The RS-232C serial interface specification for CV-M77 is:
7.2 Communication setting
Baud Rate
Data Length
Stop Bit
Parity
Xon/Xoff Control
7.3 Command Protocol
Command Name
A - General settings and useful commands.
1 Echo back
Firmware program
2
version request
B - Timing and shutter related commands.
1 Shutter mode
2 Shutter speed
Programmable
3
exposure
4 Trigger mode
5 Wen polarity
6 G on SYNC
7 EEN polarity
8 WEN/Sync switch
9600bps
8bit
1bit
Non
Non
Format
EB=[Param.]<CR><LF>
VN?<CR><LF>
SM=[Param.]<CR><LF>
SM?<CR><LF>
SH=[Param.]<CR><LF>
SH?<CR><LF>
PE=[Param.]<CR><LF>
PE?<CR><LF>
TR=[Param.]<CR><LF>
TR?<CR><LF>
WP=[Param.]<CR><LF>
WP?<CR><LF>
SY=[Param.]<CR><LF>
SY?<CR><LF>
EP=[Param.]<CR><LF>
EP?<CR><LF>
WS=[Param.]<CR><LF>
WS?<CR><LF>
CV-M77
Parameter
0=Echo off
1=Echo on
Set to 'off' when power is on.
0=Normal
1=Programmable exposure
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
3-791
(1/10000s - 1/25s in 1HD
increments)
3= 1.5H(0.076ms)
4= 2.5H(0.127ms)
:
791=789.5H(40.107ms)
0=Normal
1=Edge pre-select
2=Pulse width control
3=Frame delay readout
4=Long time shutter
5=PWC delay readout
0=Active_L, 1=Active_H
0=OFF, 1=ON
0=Active_L, 1=Active_H
0=WEN, 1=Sync
- 16 -
Remarks
Response is 3 letter
(ex) 100
Available when SM=0 and
TR=0 or 1or 3.
Available when SM=1 and
TR=0 or 1 or 3.
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