VS6724 Datasheet, PDF (81/118 Pages) STMicroelectronics – 2 Megapixel single-chip camera module

VS6724
Programming model and register description
ExpSensor constants
Table 33. ExpSensor constants
Index
ExpSensorConstants⁽¹⁾
uwSensorAnalogGainFloor
0x1901(MSByte)
0x1902(LSByte)
Default value
Purpose
Type
Possible values.
0x00
Sets the minimum gain that will be used by the auto exposure system.
BYTE-Bits [7:0] - NOTE: Bits[16:8 and 3:0] are not used.
Min Analogue gain = 256 / (256 - uwSensorAnalogGainFloor)
uwSensorAnalogGainFloor
0x1905(MSByte)
0x1906(LSByte)
Default value
Purpose
Type
Possible values
0xd0
Sets the maximum gain that will be used by the auto exposure system.
BYTE-Bits [7:0] - NOTE: Bits[16:8 and 3:0] are not used.
Max Analogue gain = 256 / (256 - uwSensorAnalogGainFloor)
1. Can be controlled in all stable states
Flash control
Table 34. Flash control
Index
bFlashMode
0x1980
Default value
Purpose
Type
Possible values
uwFlashOffLine
0x1983(MSB)
0x1984(LSB)
Default value
Purpose
Type
1. Can be controlled in all stable states
FlashControl⁽¹⁾
<0> FLASH_OFF
Select the flash type and on/off
CODED
<0> FLASH_OFF
<1>FLASH_TORCH
<2>FLASH_PULSE
0x021c (540)
In flash_pulse mode, used to control off line
UINT16
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