Shad-o-Box X-Ray Camera Hardware Manual
Contents
1. shell AMP P N 786152 3 or 750752 1 2 56 jackscrews 127 0 mm 22 6 mm Appendix C Physical Dimensions Shad o Box 512 1024 124 2 mm e e Rad icon Imaging Corp top view eBeuui jo dol Shad o Box parallel interface front view Power Connector pin 1 pins 2 3 pin 4 pin 5 pin 6 ground not connected 12 V analog supply ground 5 V digital supply o ext frame sync in sync out 5 6 mm 92 0 mm Appendix C Physical Dimensions Shad o Box 1536 2048 ee 124 2 mm E F 5 6mm e TD 3 amp oO e E 9 o E E e p e e Rad icon Imaging Corp Shad o Box top view e ext frame parallel interface syncin sync out front view 207 5mm Appendix C Physical Dimensions Shad o Box 4K 263 7mm 81 0mm 3 Na 101 6mm E E e o e A e 5 e Rad iconiaging Corp Shad o Box a 19 4mm lo parallel ext frame power interface sync in sync out Power Connector DC power jack 2 0 mm center pin diameter Fits standard female power plug with 2 1 mm inside diameter and 5 5 mm outside diameter center pin p 2 0 mm 6 5 VDC outside 6 5 mm ground Appendix D Electromagnetic Compliance This equipment complies with the requirements of the 89 336 EEC Electromagnetic Compatibili2. camera ships with a CD containing a PDF version of this manual an installation file for the ShadoCam image acquisition and display software a factory calibrated pixel map for your camera as well as data sheets and other useful information 3 1 Installing ShadoCam The ShadoCam image acquisition and display software works with your Shad o Box camera and your frame grabber to let you acquire display and save images within minutes To install ShadoCam place the CD in your computer s CD drive and follow the prompts from the installation menu When starting up ShadoCam for the first time make sure to select the Preference dialog from the Acquisition menu Adjust the settings for your hardware and your imaging preferences For instructions on preference settings and other program functions please refer to the extensive ShadoCam help file that is installed with the program You can also check our website www rad icon com for the latest updates 3 2 Preparing the Pixel Map Your Shad o Box camera comes with a factory calibrated pixel map that works with ShadoCam to automatically perform pixel corrections on any acquired images This pixel map needs to be copied into ShadoCam s default data directory where the program can access it e g C Program Files ShadoCam You can edit the pixel map in ShadoCam to suit your specific requirements Make sure to create a back up copy of the factory supplied pixel map in a safe location on your har
3. department 8 am to 6 pm PST at 408 486 0886 or send us an E mail at support rad icon com Please be prepared to give a detailed description of your problem Some of the information we may need includes The version of ShadoCam you have installed on your system The name and version of your operating system and your BIOS The type of hardware CPU PCI chipset frame grabber you are using The model number and serial number of the Shad o Box camera you are using The model number and version of the frame grabber you are using For the latest information and updates please visit our web site at http www rad icon com Rad icon Imaging Corp 3193 Belick Street Unit 1 Santa Clara CA 95054 2404 tel 408 486 0886 fax 408 486 0882
4. Shad o Box X Ray Camera Hardware Manual P N 1015 Rev 08 Shad o Box RadEye and ShadoCam are trademarks of Rad icon Imaging Corp All other brand and product names are trademarks or registered trademarks of their respective companies 2001 2004 Rad icon Imaging Corp 1 Introduction The Shad o Box x ray camera is a stand alone high resolution radiation imaging device complete with 12 bit digital interface Typical uses include a wide range of applications such as industrial biomedical and scientific x ray imaging The heart of each Shad o Box camera is a two dimensional photodiode array containing up to 2048 by 2000 pixels on 48 um centers An integral phosphor screen shields the sensor from ambient light and converts incident x rays or energetic particles to visible light that is sensed by the silicon photodiodes The Shad o Box also includes electronics to digitize the video signal a camera controller to generate the appropriate timing signals and a digital interface to connect to a frame grabber inside a PC Together with our ShadoCam software for image acquisition and display or other third party Windows software the Shad o Box x ray camera provides a user friendly solution for high resolution digital radiography This manual provides an overview of the Shad o Box installation process and the operation of the camera Additional information is also available from your frame grabber manufacturer The components that wer
5. d drive so you can revert to it if necessary For more information on pixel maps and image corrections please refer to the help file 4 Camera Operation and Timing As shown in the block diagram below the Shad o Box camera consists of one or more RadEye sensors an analog to digital A D interface a digital controller and the frame grabber interface The controller generates all the timing signals needed to run the sensors and digitize the video signal The A D interface consists of a gain offset adjustment stage and a 12 bit A D converter for each sensor The frame grabber interface consists of RS 422 or EIA 644 LVDS drivers and receivers depending on the camera model that communicate with the frame grabber board in your control SMA fr sync out RadEye1 dn cH data ext sync in Camera F G es pin ie Controller Inter mini ad 1 FPGA face D j conn RadEye1 gt 12 bit l Shad o Box 1024 gain gt A D H H 45 12V K or Il Il 6 5V offset EE GND adj power Shad o Box 1536 2048 4K Each RadEye sensor in the Shad o Box image area is scanned independently through one or more parallel channels The row scan starts at the top of the active area and scans toward the bottom Depending on the camera model each line is scanned in one or more sections starting at the left and moving towards the right see figure on next page The video data from multiple sections are interleaved for transmission In t
6. e shipped with your Shad o Box camera have been tested to ensure that they work together properly However due to the large variety of PC hardware and software in existence it is quite impossible to test every combination of components to ensure full compatibility A Pentium II processor with 64 MB of memory and running under Windows 98 has consistently achieved good results although a faster PC with at least 128 MB and Windows XP is recommended The Shad o Box digital interface is compatible with most commercially available digital frame grabbers Frame grabber manufacturers typically provide custom software drivers setup utilities and imaging software with their products Some manufacturers also offer LabView or TWAIN drivers for their boards A custom data cable is usually required Rad icon s ShadoCam software for image acquisition and display is constantly being upgraded to support additional frame grabber models Please contact your sales representative for information on which commercial frame grabbers are currently supported see back of manual for contact information 2 Camera Installation The Shad o Box x ray camera is designed to work together with a digital frame grabber in order to acquire images into a computer Please refer to your frame grabber user s manual for instructions on how to install the frame grabber board and its device driver You should verify that your frame grabber is set up correctly before attempting to con
7. erface TTL Operating temperature 0 to 50 C Storage temperature 25 to 85 C Humidity non condensing 10 to 80 R H Dimensions 127 x 124 x 23 mm W OLBE S s a maaa qaa aae 1 5 kg dark current doubles approximately every 8 C ADU Analog Digital Unit 1 LSB Least Significant Bit Appendix B Parallel Interface Pin Assignments Signal Description VO pin pinf D15 Data Bit 15 tied low O 2 36 D14 Data Bit 14 tied low O 3 37 D13 Data Bit 13 MSB O 4 38 D12 Data Bit 12 O 5 39 D11 Data Bit 11 O 6 40 D10 Data Bit 10 O 7 41 D9 Data Bit 9 O 8 42 D8 Data Bit 8 O 9 43 D7 Data Bit 7 O 10 44 D6 Data Bit 6 O 11 45 D5 Data Bit 5 O 13 47 D4 Data Bit 4 O 14 48 D3 Data Bit 3 O 15 49 D2 Data Bit 2 LSB O 16 50 DI Data Bit 1 tied low O 19 53 D0 Data Bit 0 tied low O 20 54 FR_EN Frame vert Sync O 25 59 LN_EN Line hor Sync O 26 60 PXCLK Pixel Clock O 29 63 EXSYNC Ext Frame Sync I 30 64 SC_IN Camera Reset I 23 57 SC_OUT rsrvd for future use O 22 56 CTRLI Binning Control I 31 65 CTRL2 rsrvd for future use I 32 66 GND Signal Ground pins 1 12 34 35 46 68 Note Camera inputs T should be tied to logic high if not in use Data Connector 68 pin mini D SCSI 3 receptacle 34 1 E FREE ses amp S FERRER FREE D 68 35 mating connector AMP P N 749621 7 or equivalent
8. his case the pixels need to be deinterlaced in the frame grabber or in software to restore the image Shad o Box Image Scan row 1 column scan column scan column scan column scan row scan row scan row scan row scan Tor Shad o Box 512 Shad o Box 1024 Shad o Box 1536 Shad o Box 2048 The camera frame rate can be controlled via the external frame sync inputs on either the parallel interface EXSYNC or the SMA receptacle next to it If these inputs are pulled high SMA not connected the camera will run continuously at its maximum frame rate of 2 7 fps If either one of the frame sync inputs is pulled low the camera controller will wait for a rising edge on this input before starting the next frame readout To avoid conflicts only one of these inputs should be used at a time Depending on the model of your Shad o Box camera the data rate at the parallel interface can vary from 1 5 MHz up to 12 0 MHz The digital data on the parallel interface are valid when both the line enable LN EN and the pixel clock PXCLK signals are high However the first 2 7 ps in each line are blanked to provide time for the frame grabber to synchronize to the camera s signal The pixel clock runs continuously To minimize transmission errors the data should be sampled on its falling edge The line enable signal goes low for 14 0 us during the horizontal blanking interval It is also low for a minimum of 16 0 us between frames Frame e
9. nable FR EN goes low during the vertical blanking interval to signal the beginning of a new frame see timing diagram on next page e8po Sursu Joye srl y c c p uri SIEIS jnopeor pos nd sr 5u S peux JI Texid Ise Jaye SO Z SIISII 1nopeoz YFIY ou S EUI9JXA IARI 3nopeaid snonunuoo 104 snq vyep uo sivodde oxid prea 3s11 210190 srl z 020 s203 a qeu ourT Z Mr xog o peus ou 107 sricgoo pue spopour gpOZ 9EST xog o peus 107 srl 9p 0 PTOI Xog o peus 107 srigce o TIS xog o peus 107 sri 9970 sr L poned 9019 exiq sejou ONASX3 eq N3 NI i vcOIMOE im ms wi nir hs E Mo na lm wered suri xog o peus TT 5 Frame Grabber Information Please check our website for the latest list of supported frame grabbers Let us know if you have a specific frame grabber not on the list that you would like to see supported 5 1 Data Translation DT3157 The DT3157 runs in continuous mode by default 2 7 fps Longer exposures are achieved by first resetting the camera then waiting for the specified exposure time and finally reading the image The DT3157 does this by first pulsing the SC_IN Camera Reset line and then holding the EXSYNC line low for the required exposure period After the acquisition is complete the EXSYNC line reverts to its default logic high state For multiple exposures this process is repeated several times The camera exposure can be controlled more accurately by using an ex
10. nect it to the Shad o Box camera If you purchased your frame grabber along with the Shad o Box camera directly from Rad icon a data cable to connect the frame grabber board to the camera was most likely included in your order If not you may need a custom cable to interface your frame grabber to the Shad o Box camera Please refer to the connector pin assignment table listed in Appendix B for connecting the Shad o Box signals to your frame grabber Using the data cable connect the frame grabber to the parallel interface the 68 pin mini D receptacle on the camera You may also connect an external frame sync source to control the camera s frame rate to the SMA receptacle next to the parallel interface You can monitor the camera s frame sync output at the second SMA receptacle on the camera s front panel Connect the plug from the power supply that was shipped with your Shad o Box camera to the receptacle on the camera s front panel Plug the power supply into a grounded wall outlet or power strip The camera will start up automatically and begin transferring frames to the computer unless one of the external frame sync inputs is pulled low To turn off the camera unplug the power supply or use the switch on your power strip Do not attempt to switch the camera on or off by inserting removing the power connector on the camera as this may disrupt the camera s auto initialization sequence 3 Software Installation Your Shad o Box x ray
11. ternal pulse generator on the external frame sync input If this is the case make sure to set the frame exposure to 10 ms or less in order to disable the DT3157 s exposure control Please note that the DT3157 frame grabber supports only the Shad o Box 512 and 1024 camera models 5 2 Imagenation PXD1000 The PXD1000 runs in continuous mode by default 2 7 fps An on board pulse generator allows you to adjust the exposure time up to 6 7 seconds Each frame receives the same exposure time To use the external frame sync feature make sure to set the frame exposure to 10 ms or less in order to disable the PXD1000 s exposure control Appendix A Shad o Box 1024 Specifications consult data sheet for other models Avg dark current 23 C 8 ADU sec Read noise rms ADU Dynamic range 4000 1 Digitization 12 bits 4096 ADU Conversion galn 500 electrons ADU Readout pertiod 367 ms Max frame rat ucc Go det Qn 2 7 frames sec Output data rate at connector 3 0 MHz Analog supply voltage 12 V 40 6 V Max analog supply current 150 mA Digital supply voltage 5 V 20 25 V Max digital supply current 750 mA Typical power dissipation 4 5 W Parallel digital interface RS 422 SMA connector int
12. ty Directive as well as with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules The equipment has been tested to the following specifications EN 55022 1998 Class A EN 61000 3 2 1995 plus A1 1998 A2 1998 amp prA14 2000 EN 61000 3 3 1995 EN 55024 1998 The test limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Note The EMC performance of this product was verified under test conditions that included the use of shielded cables and connectors To maximize compliance in your application follow these specific guidelines e Keep control and data cables as short as possible e Control and data cables must have 95 coverage shields that include braided wire Metallic foil shields are insufficient without braided wire e Ensure that all cable shields have 360 electrical connection to the connector backshell Contact Information For technical assistance with the ShadoCam software or your Shad o Box camera please contact our customer service
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