Sony DFW-SX900, DFW-X700 technical manual CSR F0F0080Ch White Balance, One-Push Auto White Balance

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DFW-SX900

DFW-X700

SETTINGS OF CAMERA CONTROL AND STATUS REGISTER

CSR F0F0080Ch White Balance

Adjust the red and blue gains to capture white subjects in color properly. Two types of automatic adjustment modes are

available.

NOTE : If the CSR F0F00830h Trigger is set to ON or if the CSR F0F0081Ch Shutter setting is less than 800h, the Auto function cannot be used.

The CSR F0F0088Ch Optical Filter is canceled by this command. (Priority to latter)

(1) Manual adjustment

 

Command = 820mm0nnh

mm: Adjust B-gain in the range of 00h (min) – FFh (max).

 

nn : Adjust R-gain in the range of 00h (min) – FFh (max).

 

80h is the standard value.

(2)One-Push Auto White Balance

Perform automatic adjustment when command is received to maintain the white balance at that time.

Execute: Command = 86∗∗∗∗∗∗h∗∗∗∗∗∗: Undefined

When this operation is complete, the command is read out as 82∗∗∗∗∗∗h (∗∗∗∗∗∗: Undefined).

NOTE : Execute after capturing a white subject lit using the light source used for shooting over the whole screen at the appropriate exposure. It will take 10 seconds at maximum to complete automatic adjustment.

Execute again if the light source used for shooting has been changed.

(3)Auto Tracing White Balance

Perform automatic adjustment continuously to trace the white balance according to changes in the shooting conditions.

Execute : Command = 83∗∗∗∗∗∗h

∗∗∗∗∗∗: Undefined

Stop

: Stop operations according to the following rules.

qRead out the CSR F0F0080Ch.

wWrite the manual adjustment command at the value read out. 820mm0nnh

Set the values read out for mm, nn.

NOTE : Operations stop if the exposure is inappropriate.

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Contents Technical Manual Table of Contents Outline Main FeaturesSystem Components Specifications Connection Pin assignment of Trig in connector female Pin assignment of camera connectorNames and Functions of Parts Dimensions Top View CCD Pixel LocationSpectral Characteristics Typical Values Camera Functions FunctionsBrightness GainShutter Auto ExposureWhite Balance Color TemperatureGamma SharpnessTrigger SaturationIsochronous Start/Stop One ShotTime until Data is Read Out and Output Period of Data Operations in Normal ModeWhen exposure time is 1 frame or shorter Operations in Normal ModeOperations When Frame Rate is Reduced When exposure time is over 1 frameInside Camera SUB Isochronous Front Panel LED Inputting trigger and pulse conditions External Trigger ShutterExternal Trigger Shutter Operations Camera Exposure Time Example of Acceptable Trigger IntervalCutting size Partial Scan ModeCSR F0F00600h Current Frame Rate CSR F0F00000h Camera Initialize Register Write OnlyCSR F0F00608h Current Video Format CSR F0F00604h Current Video ModeCSR F0F00614h Isochronous Transmission Start/Stop CSR F0F0060ChCSR F0F00624h Current Memory Channel CSR F0F00618h Memory SaveCSR F0F0061Ch One Shot CSR F0F00620h Memory Save ChannelCSR F0F00800h Brightness CSR F0F00804h Auto ExposureCSR F0F00808h Sharpness One-Push Auto White Balance CSR F0F0080Ch White BalanceCSR F0F00810h Hue CSR F0F00814h SaturationCSR F0F00818h Gamma CSR F0F0081Ch Shutter Auto exposure CCD IrisShutter OFF Auto Gain Control CSR F0F00820h GainCSR F0F00830h Trigger CSR F0F0088Ch Optical FilterCSR F1000108h Image Position For Format7Minimum Unit for DFW-SX900 Minimum Unit for DFW-X700 When DFW-SX900When DFW-X700 CSR F100000Ch Image SizeCSR F1000144h Byte per Packet CSR F1000110h Color Coding IDGeneral precautions for partial scan function Acquiring the camera control register base address Command Sending Procedure Until Images are DisplayedCheck available frame rates Example Format0 Mode3 Acquiring the format/mode/frame rateCheck available formats Check available video modesTo set the trigger mode Video transmission start commandAcquire the MaxSize/UnitSize/ColorCodingID Procedure for Format7Aquire the available mode for Format7 Acquire the CSR offset address of Mode0Specify the packet size Video transmission start command Format7Command Setting and Operation Timing One Shot CMD and actual operation timing Trigger Mode command and actual operation timingCamera Supplements List of Camera FunctionsIEEE1394 Cable Features Recommended Specifications for Personal Computer PCHost Adapter Card DFWA-400 Specifications Installing the Host Adapter Card Setup of the Driver PrecautionsPrecautions on software provided For Windows NT4.0 Setting up the driverSetting up the demonstration software For WindowsPage DFW-SX900