Data Sheet

18 Proprietary to OmniVision Technologies, Inc. Version 1.1, March 30, 2007
OV7725 Color CMOS VGA OmniPixel2™ CAMERACHIP™ Sensor
O
mni ision
4C LC_COEFR 50 RW
Lens Correction R Channel Compensation Coefficient
(effective only when LC_CTR[2] is high)
4D FixGain 00 RW
Analog Fix Gain Amplifier
Bit[7:6]: Gb channel fixed gain
Bit[5:4]: Gr channel fixed gain
Bit[3:2]: B channel fixed gain
Bit[1:0]: R channel fixed gain
4E AREF0 EF RW
Sensor Reference Control
• Range: [00] to [FF]
4F AREF1 10 RW
Sensor Reference Current Control
Bit[7:4]: Sensor reference current control
Bit[3]: Internal regulator ON/OFF selection
Bit[2]: Reserved
Bit[1:0]: Analog reference control
50 AREF2 60 RW
Analog Reference Control
• Range: [00] to [FF]
51 AREF3 00 RW
ADC Reference Control
• Range: [00] to [FF]
52 AREF4 00 RW
ADC Reference Control
• Range: [00] to [FF]
53 AREF5 24 RW
ADC Reference Control
• Range: [00] to [FF]
54 AREF6 7A RW
Analog Reference Control
• Range: [00] to [FF]
55 AREF7 FC RW
Analog Reference Control
• Range: [00] to [FF]
56-5F RSVD XX – Reserved
60 UFix 80 RW U Channel Fixed Value Output
61 VFix 80 RW V Channel Fixed Value Output
62 AWBb_blk FF RW AWB Option for Advanced AWB
63 AWB_Ctrl0 F0 RW
AWB Control Byte 0
Bit[7]: AWB gain enable
Bit[6]: AWB calculate enable
Bit[5]: Reserved
Bit[4:0]: WBC threshold 2
Table 6 Device Control Register List (Sheet 8 of 13)
Address
(Hex)
Register
Name
Default
(Hex)
R/W Description