STC-A33A
User Guide
29
Rev 1.0
2. Descriptions of the Camera Control Commands (The underline settings are factory default settings)
Command No.
Command Descriptions
0DH:
DAV_BK[7…0]
[Back up data of the factory adjusted value for DAC reference voltage]
This data is the factory adjusted DAC reference voltage that is set to the address 61H.
0EH:
DGB_BK[7…0]
[Back up data of the factory adjusted value for the digital gain]
This data is the factory adjusted digital gain that is set to the address 31H.
0FH:
GOFS_BK[7…0]
[Back up data of the factory adjusted value for the gain offset]
This data is the factory adjusted gain offset that is set to the address 32H.
10H:
MOD1[7…0]
[The camera function mode1] Initial data: MOD1[7…0] = 1
This sets the below camera function modes.
D[7…0]
D7
D6
D5
D4
D3
D2
D1
D0
D7:
Long exposure mode
0:OFF
1: ON
D6:
Trigger polarity
0: Positive
1: Negative
D5:
Trigger mode
0: Edge preset
1:Pulse width
D4:
Binning mode
0: OFF (Normal)
1: ON (Binning)
D3:
Scanning method
0: Full scanning
1:Partial Scanning
D2 to D0:
Reset mode
000: Non-Reset
001: V-Reset
010 to 111: No function (Prohibited setting. Do not set these values)
11H:
MOD2[7…0]
[The camera function mode 2] Initial data: MOD2[7…0] = 0
This sets the below camera function modes.
D[7…0]
D7
D6
D5
D4
D3
D2
D1
D0
D7:
Sync system
0: HD/VD signal in (External)
1: HD/VD signal out (Internal)
D6 to D5:
Frame rate
00: 60 fps
01: 90 fps
10: 30 fps
11: 60 fps
D4:
No function
Always set “0”
D3:
Function mode (Caution)
0: Trigger
1: Normal
D2 to D0:
Scanning mode
000: Full scanning
001: 1/2 partial scanning
010: 1/4 partial scanning
111: Variable partial scanning
011 to 110: No function
(Prohibited setting. Do not set these values)
Caution: 10H. D7, long exposure mode setting and this 11H.D3, function mode, interrelates to each other and
the combinations of both settings determine final operation modes of the camera. The functions of the cameras
determined by these two settings are summarized as below:
10H.D7
11H.D3
Long exposure
Function mode
Operational mode
1: ON
0: Trigger
Trigger mode with the long exposure enable
1: ON
1: Normal
Normal (continuous) mode
0: OFF
0: Trigger
Trigger mode without long exposure enable (Note)
0: OFF
1: Normal
Trigger mode without long exposure enable (Note)
Note: The camera goes into the normal (continuous) mode automatically when the trigger input lasts more than
500 mseconds.