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A-BVP-100-11 (1)
Color Digital Camera
Technical Manual
DFW-SX910/X710
2004 Sony Corporation
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Table of Contents Overview Main Features ............................................................ 3 System Components................................................. 5 Connection Diagram ................................................. 6 Location of Parts and Operation.............................. 7 Functions IIDC Standard Features ............................................. 8 Brightness .................................................................. 8 Auto Exposure .................
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Overview Overview 1 The DFW-SX910 with its /2-type PS IT CCD, and the 1 DFW-X710 with its /3-type PS IT CCD are high- Main Features resolution industrial-use digital video camera modules. The IEEE1394–1995 digital interface realizes a transfer speed of 400 Mbps and outputs SXGA (1280 The DFW-SX910 video camera module 1 × 960)/YUV (4:2:2)/7.5 fps with the DFW-SX910, utilizes a /2-type PS IT CCD, and the DFW- XGA (1024 × 768)/YUV (4:2:2)/15 fps with the DFW- 1 X710 utilizes a /3-type PS IT CCD X71
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Overview Partial scan output image format You can select and output any rectangle part from a full-size image. This allows you to efficiently capture images at a faster frame rate. C-mount Non-compressed YUV4:1:1/ YUV4:2:2/ Mono8 (8 bits each) Solid aluminum diecast chassis DFW-SX910/X710 4
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Overview System Components The DFW-SX910/X710 Video Camera Module system comprises the following components. C-mount Lens J6 × 11 MACRO (Canon) IEEE1394 Cable Video Camera Module 25MM HD LENS VF2509 (Canon) (6-pin, 4.5 m) DFW-SX910/X710 Host Adapter Card (Commercially available) DFW-SX910/X710 5
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Overview Connection Diagram C-mount Lens DFW-SX910/X710 IEEE1394 Cable Recommended Lens: Host Adapter Card J6 × 11 MACRO (Canon) 25MM HD LENS VF2509 Host Equipment (PC, etc.) (Canon) DFW-SX910/X710 6
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Overview Location of Parts and Operation Front/Top/Bottom Rear Panel 2 1 5 3 6 4 2 1 1 Lens mount (C-mount) 5 TRIG IN/Exposure OUT connector Attach any C-mount lens or other optical equipment. Connect the trigger signal generator (trigger output connector) to this connector. Note When trigger is OFF, or software trigger is ON, a 9 The lens must not project more than 7 mm ( /32 inch) signal that indicates the exposure time is output from from the lens mount. pin 1 of the camera. 9 1 Lens mount fa
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Functions Functions White Balance IIDC Standard Features This feature adjusts the color balance of the camera to Following features are defined by the IIDC standard, ensure that a white subject appears white in the video v1.30. Only the Trigger feature is defined by the IIDC image. Both manual and automatic settings are standard, v1.31. available. There are two automatic white balance modes; Auto White Balance and One Push White Balance. Brightness In the Auto White Balance mode, the camera sens
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Functions Setting examples Gamma 3 (003h) : 14 µs (1/100000) Used for setting gamma compensation to OFF, ON (1), 32 (020h) : 1.005 ms (1/1000) or ON (2). 100 (064h) : 10.005 ms (1/100) OFF : Outputs CCD signals for image processing 1000 (3E8h) : 1 s linearly. 1010 (3F2h) : 2 s ON (1) : For obtaining natural gradation taking into 1150 (47Eh) : 16 s account the characteristics of the monitor. ON (2) : For obtaining three-dimensional images with a subject that has a small luminance dynamic range.
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Functions AbsoluteShutterOffsetAddress is an offset address for Trigger Shutter the absolute value control. See page 26 for the formula for the offset address. This feature allows you to control the exposure timing The change in shutter time will be used when the next via a external signal input (Hardware Trigger) or via a exposure starts. The current exposure will complete command sent from application software (Software with the previous shutter setting. This is true for all Trigger). There
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Functions Using the CameraInitialize command, the setting Pan/Tilt information stored in the channels is cleared and the camera features and the video mode are reset to their Pan/Tilt is a feature to move a region of interest (ROI) initial values. To preserve the information in the image (smaller than the full image) vertically and channels, be sure not to send the CameraInitialize horizontally about the full image of the camera. When command while driver software or application the ROI image is
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Functions Partial Scan The Partial Scan feature for outputting a small part of the full image called a Region of Interest (ROI). The ROI can be defined as any single contiguous rectangle that can be drawn on an even 16×16 grid of the whole image. The Unit Cell is the smallest region of interest that can be defined as is one of the rectangles on the even 16×16 grid. DFW-SX910 unit cell = 80×60 pixels DFW-X710 unit cell = 64×48 pixels Cutting by Partial Scan mode Horizontal (Horizontal Direction
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Functions is especially useful in hardware triggered IIDC Extended environments. Multiple cameras can be setup to acquire one or more images simultaneously without Features consuming any 1394 bus bandwidth. The applications software can setup the multiple cameras on a single 1394 bus on one computer for Memory Shot Following are vender-unique features, which are not acquisition, query the camera to verify that the defined by the IIDC standard. image(s) are in the camera on-board memory, and te
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Functions PAINT Exposure Out This feature enables you to shift the reference point of A signal that indicates an exposure time is output from the White Balance. If you change the parameter of this pin 1 on the 4-pin connector on the rear panel. feature, the white-balance adjustment references to a When the hardware trigger feature is used, the signal color other than white. above is not output. The output is the open-corrector type. User Memory Area NC Exposure out The camera is equipped with 25
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Control Control The remaining 28 bits can be allocated to the camera Camera Command as addresses, but in reality, the first 4 bits are fixed at 0, so the largest number of bits that can be allocated to Status Register the camera as address space is 24 bits. The bus and node IDs may be changed if the topology is restructured because of bus reset, so only the least This camera complies with the IIDC 1394-based significant 32 address bits are shown in this Technical Digital Camera Specification, ve
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Control ConfigROM Offset 0-7 8-15 16-23 24-31 Bus 400h 04 1F ROM CRC Info 404h 31 33 39 34 Block 408h 20 FF 60 00 40ch 08 00 46 02 NodeVendorID/ChipID-Hi 410h 00 0F 00 01 ChipID-Lo Root 414h 0004 CRC Directory 418h 03 08 00 46 ModuleVendorID 41ch 0C 00 83 C0 420h 8D 00 00 02 IndirectOffset 424h D1 00 00 04 UnitDirectoryOffset With the exception of bits 8 to 15 of the 400h offset previous models, this field has been retained in this address field, the length of the entire ConfigROM field model, b
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Control Offset 0-7 8-15 16-23 24-31 Unit 444h 0003 CRC Dependent 448h 40 3C 00 00 CommandRegsBase Info 44ch 81 00 00 02 VendorNameLeaf 450h 82 00 00 05 ModelNameLeaf For offset address 444h, the length of the The offset address of VendorNameLeaf is required to UnitDependentInfo is 3 Quadlets. be 44Ch + 000002h * 4 = 454h CommandRegsBase is the base address of the camera control register. The offset address of ModelNameLeaf is required to F0000000h + 3c0000h * 4 = F0F00000h be 450h + 000005h * 4
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Control Format7 Control Base Address Data Address DFW-SX910 DFW-X710 Every register address is decided based on the base F0F0019Ch C0000000h 80000000 address found in the CommandRegsBase field of ConfigROM. F0F00000h is the control base address We find that the DFW-SX910 supports video modes 0 and 1 on this camera. of Format7, and the DFW-X710 supports video mode 0 of Format7. Next, for each video mode, we will find out which frame rates are supported. Verifying Supported Data Video Modes Addres
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Control Video modes supported (except for Format7) DFW-SX910 Frame Rate Format Mode Image Size Color Coding 15 7.5 3.75 1.875 01 320 × 240 YUV4:2:2 aa – 2 640 × 480 YUV4:1:1 aa – 3 640 × 480 YUV4:2:2 aa – 5 640 × 480 Mono8 aa – 10 800 × 600 YUV4:2:2 aa – 2 800 × 600 Mono8 a –– 3 1024 × 768 YUV4:2:2 aaa 5 1024 × 768 Mono8 aaa 20 1280 × 960 YUV4:2:2 aaa 2 1280 × 960 Mono8 aaa DFW-X710 Frame Rate Format Mode Image Size Color Coding 15 7.5 3.75 1.875 01 320 × 240 YUV4:2:2 aaa – 2 640 × 480 YUV4:1:1
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Control Video Mode Settings One Shot and Multi Shot Select the video mode you want to use from the tables, and make the required settings. This camera supports both One Shot and Multi Shot As examples, the register settings for Format2, Mode0, commands. With a One Shot command, after and a frame rate of 7.5 fps for the DFW-SX910, and outputting just one single-frame image, the camera Format1, Mode3, and a frame rate of 15 fps for the enters an “idling” state. With a Multi Shot command, DFW-X710,
