Basler Vision Technologies A302f Manuel d'utilisateur

A302fCamera User’s ManualDocument ID Number: DA039304Revision Date: May 20, 2002Subject to Change Without Notice© Basler Vision TechnologiesBasler Sup

Introduction1-6 BASLER A302fDRAFT

Camera InterfaceBASLER A302f 2-1DRAFT2 Camera Interface2.1 Connections2.1.1 General DescriptionThe A302f is interfaced to external circuitry via an IE

Camera Interface2-2 BASLER A302fDRAFT2.1.2 Pin AssignmentsThe IEEE 1394 socket is used to supply power to the camera and to interface video data andco

Camera InterfaceBASLER A302f 2-3DRAFT2.1.3 Connector TypesThe 6-pin connector on the camera is a standard IEEE-1394 socket.The 9-pin Micro-D plug is M

Camera Interface2-4 BASLER A302fDRAFT2.2.2.3 Pixel DataPixel data are transmitted as isochronous data packets according to version 1.20 of the “1394 -

Camera InterfaceBASLER A302f 2-5DRAFT2.3 Camera PowerPower must be supplied to the camera via the IEEE 1394 cable. The camera requires +12 VDC± 10%. M

Camera Interface2-6 BASLER A302fDRAFT

Operation and FeaturesBASLER A302f 3-1DRAFT3 Operation and Features3.1 Functional DescriptionThe A302f area scan camera employs a CCD-sensor chip whi

Operation and Features3-2 BASLER A302fDRAFTFigure 3-1: Sensor ArchitectureFigure 3-2: Block DiagramPixelsCCD SensorVGCADCPixelsPixelsPixelsVert.ShiftR

Operation and FeaturesBASLER A302f 3-3DRAFT3.2 Exposure Control3.2.1 Setting the Exposure TimeExposure time is determined by the value stored in the S

For customers in the U.S.A.This equipment has been tested and found to comply with the limits for a Class A digital device,pursuant to Part 15 of the

Operation and Features3-4 BASLER A302fDRAFTregister (see Section 3.2.1). The start of exposure on the second and subsequent frames isautomatically con

Operation and FeaturesBASLER A302f 3-5DRAFTExTrig/Multi-Shot OperationIn ExTrig/Multi-shot operation, the camera exposes and transmits multiple frames

Operation and Features3-6 BASLER A302fDRAFTAssuming that these general guidelines are followed, the reaction of the camera to a risingexternal trigger

Operation and FeaturesBASLER A302f 3-7DRAFTCase 2 - Exposure Start When the Camera is Transferring a FrameAfter each exposure is complete, there is a

Operation and Features3-8 BASLER A302fDRAFT3.3 Trigger Ready SignalOne possible way to control the camera is to perform an image exposure followed by

Operation and FeaturesBASLER A302f 3-9DRAFTFor better understanding of the use of trigger ready signal, consider an example. Assume that youwill set t

Operation and Features3-10 BASLER A302fDRAFT3.4 Integrate Enabled SignalThe Integrate Enabled (IntEn) signal goes high when exposure begins and goes l

Operation and FeaturesBASLER A302f 3-11DRAFT3.6 Gain and BrightnessThe major components in the camera electronicsinclude: a CCD sensor, a VGC (Variabl

Operation and Features3-12 BASLER A302fDRAFT3.6.1 Gain settings in more detailThe output signals from the pixels in the CCD sensor normally range from

Operation and FeaturesBASLER A302f 3-13DRAFT3.7 Area of Interest (AOI)The area of interest (AOI) feature allows you to specify a portion of the CCD ar

BASLER A302f IDRAFTTable of Contents1 Introduction1.1 Camera Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operation and Features3-14 BASLER A302fDRAFT*On the A302fc color camera:the setting for Left must be 0 or an even number.the setting for Top must be 0

Operation and FeaturesBASLER A302f 3-15DRAFT3.8 Test ImagesThe test image mode is used to check the camera’s basic functionality and its ability to tr

Operation and Features3-16 BASLER A302fDRAFTTest Image TwoAs shown in Figure 3-13, test image two consists of lines with several gray scale gradients

Operation and FeaturesBASLER A302f 3-17DRAFT3.9 Shading Correction in the A302fsIn theory, when the camera captures an image of a uniform object, the

Operation and Features3-18 BASLER A302fDRAFT3.10 Color Creation in the A302fcThe CCD sensor used in the A302fc is equipped with an additive color sepa

Operation and FeaturesBASLER A302f 3-19DRAFTOnce the conversion to YUV is complete, pixels are transmitted from the camera in the YUV(4:2:2) format as

Operation and Features3-20 BASLER A302fDRAFT3.11 Available Video Formats, Modes, & Frame Rates3.11.1 Standard Formats, Modes, and Frame Rates on t

Operation and FeaturesBASLER A302f 3-21DRAFT3.11.3 Standard Formats, Modes, and Frame Rates on the A302fc Color CameraThe following standard video for

Operation and Features3-22 BASLER A302fDRAFTIf you set the bytes per packet to a value lower than the maximum allowed, the camera willtransmit frames

Configuring the CameraBASLER A302f 4-1DRAFT4 Configuring the CameraThe A302f is configured by setting status and control registers as described in ver

II BASLER A302fDRAFT3.10 Color Creation in the A302fc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-183.10.1 Whit

Configuring the Camera4-2 BASLER A302fDRAFT4.1 Block Read and Write CapabilitiesThe camera supports block reads but not block writes. Block writes are

Configuring the CameraBASLER A302f 4-3DRAFT4.4 Implemented RegistersA list of all registers implemented in A302f appears below. The base address for a

Configuring the Camera4-4 BASLER A302fDRAFTInquiry Registers for Video Frame Rate and the Base Address of the Video Mode Commandand Status Registers f

Configuring the CameraBASLER A302f 4-5DRAFTInquiry Register for Basic FunctionsInquiry Registers for Feature PresenceInquiry Registers for Feature Ele

Configuring the Camera4-6 BASLER A302fDRAFTStatus and Control Registers for the CameraStatus and Control Registers for FeaturesOffset Name Notes600h C

Configuring the CameraBASLER A302f 4-7DRAFTVideo Mode Control and Status Registers for Format_7The base address for each Format_7, Mode_0 camera contr

Configuring the Camera4-8 BASLER A302fDRAFT4.5 Advanced Features4.5.1 Advanced Features Access RegisterThe base address for the Advanced Features Acce

Configuring the CameraBASLER A302f 4-9DRAFTExtended Versions Information RegisterOffset Name Field Bit Description1014h EXTD_VERSIONS String(Read only

Configuring the Camera4-10 BASLER A302fDRAFTStatus and Control Register for Test ImagesThis advanced features register can be used to control the oper

Configuring the CameraBASLER A302f 4-11DRAFTShading Correction Advanced Feature RegisterThe shading correction advanced feature register can be used t

IntroductionBASLER A302f 1-1DRAFT1 IntroductionThe BASLER A302f progressive scan camera is a versatile camera designed for industrial use.Superb image

Configuring the Camera4-12 BASLER A302fDRAFT

Mechanical ConsiderationsBASLER A302f 5-1DRAFT5 Mechanical Considerations5.1 Camera DimensionsThe camera housing for the A302f is manufactured with hi

Mechanical Considerations5-2 BASLER A302fDRAFTFigure 5-1: A302f Mechanical Dimensions (in mm)PHOTO−SENSITIVESURFACEOF CCD

Mechanical ConsiderationsBASLER A302f 5-3DRAFT5.2 C-Mount Adapter DimensionsFigure 5-2: C-Mount Adapter Dimensions (in mm)5.3 F-Mount Adapter Dimensio

Mechanical Considerations5-4 BASLER A302fDRAFT5.4 Positioning Accuracy of the Sensor ChipOn the A302f, the tolerance for the positioning of the sensor

TroubleshootingBASLER A302f 6-1DRAFT6 Troubleshooting6.1 Fault Finding Using Camera LEDs6.1.1 Yellow LEDThe A302f regularly performs self tests. Detec

Troubleshooting6-2 BASLER A302fDRAFT

BASLER A302f iDRAFTRevision HistoryDoc. ID Number Date ChangesDA039301 6-Feb.-2001 Initial release.DA03930218-Apr.-2001 Made numerous small changes to

ii BASLER A302fDRAFT

BASLER A302f iiiDRAFTIndexAadvanced features . . . . . . . . . . . . . . . . . . . . . . . . 4-8advanced features access register . . . . . . . . .

Introduction1-2 BASLER A302fDRAFT1.2 Performance Specifications SpecificationA302fSensor Type Sony ICX075AL/AK - 1/2 inch, HAD, interline transfer,pro

iv BASLER A302fDRAFTshock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2spectral responsivitycolor cameras . . . . . . . .

IntroductionBASLER A302f 1-3DRAFTThe spectral responsivity for monochrome cameras is shown in Figure 1-1. The graph includeslens characteristics and e

Introduction1-4 BASLER A302fDRAFTThe spectral responsivity for color cameras is shown in Figure 1-2. The graph includes lenscharacteristics and exclud

IntroductionBASLER A302f 1-5DRAFT1.3 Environmental Requirements1.3.1 Temperature and HumidityHousing temperature during operation: 0° C … + 50° C (+ 3