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1. Browse button E d Narragansett Firmware ffm3020 iic Browse kig a file e Enter the full path Click to start the to an appropriate Altera downloading of the Altera file here or selected firmware file The use the Browse 9 File fa Narragansett Alera iim4026 1bt Browse camera will store the file in button non volatile memory The Download new firmware takes effect the next time the camera is turned on Click to start the downloading of the selected Altera file The camera will store the file in non volatile memory and then re configure the Altera CPLD Figure 14 Download Dialog After a download completes a message box will appear to indicate success or failure The downloaded firmware will take effect the next time the camera is turned on Remember to click Find Camera afterwards The Altera CPLD will be re configured with the downloaded file immedaitely after the download There is a slight pause between the completion of the download and the appearance of the message box while the re configuration takes place Narragansett I maging 22 www nimaging com2. Figure 4 Camera Interfaces Narragansett I maging 12 www nimaging com Electrical Interfaces C Narragansettimaging Power and I O Connector J 2 Connector type AMP 749798 1 Pin Function Notes 15 Output Sync output TTL for external strobe etc 13 5 V DC output 50 mA maximum 1 6 7 12 V DC input 11 Integration Timing Control input 2 3 4 5 8 9 10 12 14 GND Table 5 Power and I O Connector Pin out 15 10 5 Figure 5 Power and I O Connector Narragansett I maging 13 www nimaging com C Narragansettimaging Camera Link Connector J1 Connector Type 3M 10226 55G3VC Pin Symbol Pin Symbol Pin Symbol 1 Inner Shield 10 CC2 19 X3 2 X0 11 CC3 20 SerTC 3 X1 12 CC4 21 SerTFG 4 X2 13 Inner Shield 22 CC1 5 Xcik 14 Inner Shield 23 CC2 6 X3 15 XO 24 CC3 7 SerTC 16 X1 25 CC4 8 SerTFG 17 X2 26 Inner Shield 9 Ccl 18 Xclk Table 6 Camera Link Connector LED Function D3 Camera OK D4 Readout in progress Table 7 LED Indicators LEDs are internal and are not accessible in housed camera configuration Narragansett I maging 14 www nimaging com Narragansettimaging Timing The FFM4027D Multi supports three modes of frame timing e Mode 0 full resolution externally triggered ITC
3. e Mode 1 2x vertical binning externally triggered ITC e Mode 2 full resolution continuous framing Modes O and 1 have the frame rate and exposure controlled via the ITC input In these cases it is the user s responsibility to provide an ITC with appropriate high and low periods Mode 1 provides a 2x vertical binning pairs of horizontal lines are binned in the sensor s output register ITC timing is described further in a latter section Note that ITC control can also be provided via the Camera Link serial interface This feature is described in the FFM3020D Multi Hardware Manual and Programmer s Guide Mode 2 has the camera running in an open loop manner at its maximum frame rate with an integration exposure period of one horizontal line time Note that immediately before the integration period one horizontal line time is used to reset the CCD sensor Also several line times are required for removing the dummy lines within the CCD sensor Camera Link Timing The timing of valid data in modes O and 2 appear the same to the Camera Link frame grabber both have 2672 valid lines each containing 4008 valid pixels Mode 1 has pairs of lines binned together resulting in 1336 valid lines each containing 4008 valid pixels Narragansett I maging 15 www nimaging com Narragansettimaging The Camera Link FVAL and LVAL signals are used to indicate valid data on Camera Link data channel A The following figures describe t
4. C Narragansettimaging User s Manual and Reference Guide DIGITAL CAMERA MODULE FFM4027D Multi June 2004 Narragansett Imaging 51 Industrial Drive North Smithfield RI 02896 Tel 401 762 3800 Fax 401 767 4407 www nimaging com Narragansetti maging Table of Contents Introductio NM enc Em 3 FFM4027 OVeGInVIEW qm 3 FOAGUIES c D M 3 ADPIICALIONS ee UT 4 CCD Image SENSON nicocinoiiac cons abc E Ne REA rad e EE ERG aa 4 Camera Specifications and Operating Conditions sess 7 pe A a A A ea 7 ElECUrON ICS caro piara li ii aia 7 FIRMWOKE cccotduphaaietindadnsdias sles Porte zone pedals E a EE EXHI e uer C uet DEN UNE pie Ps 10 MECHANICS EE TED DLE 10 Camera Interfaces ooooccccccccocnncnncnncnnnnnnconcnnnnnnnrnnn hne eee sense e eee ses ene nnns 11 Electrical Interfaces ooooocooccccccccnccnconccnnconnnnnnnnnnnnnr narra esses siens sse seen 13 TIMING eR 15 Camera LINK Timing sois rette da 15 Integration and Timing Control ITC cssssssssssssssse eee 17 Windows Applicatie s 2i mua io a A ida date gute fatuus 18 Serial Chooser Dialog eei ipti zt ee e tre d ll bee de E a i d e 19 Malin Dialog Em 19 Download DialOg 2 3 2 otro ia tcd du pa Ra cod d a O 21 Narragansett maging 2 www nimaging com Narragansettimaging Introduction This document provides instructions for the use of the FFM4027D Multi and its attendant so
5. ITC i input 27 87 ms mode Y Eus us mode 0 i 31 60 us mode 1 EXT SYNC output _______ y a p o o o FVAL i 7 68 us E output Qi sE LVAL output beginning of end of exposure exposure Figure 10 TC Timing modes 0 and 1 Note that ITC control can also be provided via the Camera Link serial interface This feature is described in the FFM3020D Multi Hardware Manual and Programmer s Guide Windows Application The application is coded in C using Microsoft s Visual Studio It has two primary components a camera driver class and a dialog class The driver class provides access to the PC s serial port or Camera Link serial port and low level control of the camera The driver class is described in the FFM3020D Multi Hardware Manual and Programmer s Guide The application dialog provides a user interface for manipulating the various camera parameters It allows selection of a serial port provide controls for all the camera s parameters and present a means of reprogramming the microcontroller and Altera CPLD Narragansett I maging 18 www nimaging com Narragansetti maging Serial Chooser Dialog When the application first starts it checks for available serial ports PC COM ports and Camera Link frame grabber ports The user should indicate the serial port and baud rate to be used to communicate with the camera In this example C
6. OM1 and COM2 were found to be available Serial Port Chooser x Choose serial port T com2 M cons OMA Netionalllnstuments 1428 BitFlow RoadRunner CL Baud rate 57600 y OK Cancel Figure 11 Serial Chooser Dialog Choose a serial port and click OK The main dialog will appear regardless of whether or not a camera is actually connected The FFM4027 s default baud rate is 57600 Main Dialog At first the dialog is blank Press Find Camera to initiate communications with the camera The type of camera and the revision dates of the firmware and Altera logic Narragansett I maging 19 www nimaging com Narragansettimaging will be displayed as well as the current state of the camera basic settings such as timing mode LUT mode and ITC source E FFM Multi v1 5 Sle E Firmware date Apr 22 2002 Download Altera date Jan 29 2003 Camera FFM4026 More Less Camera connected Mode Mode 2 one output continuous readout y LUT Normal 8 bit Enable test pattem ITC source cci Figure 12 Minimal Main Dialog After clicking Find Camera it may take a few seconds to locate the camera and retrieve all of its current settings If the camera is power cycled the user must press Find Camera to locate the camera on the selected serial port and initialize the dialog with the camera s current settings Clicking on Download will display
7. e users wanting to develop their own control software The FFM4027D Multi employs an 8051 8 bit microcontroller with a built in USB interface While the USB interface is not used for controlling the camera or transferring images it is helpful for firmware development Microcontroller firmware can be developed using one of many popular C compilers debuggers available for the 8051 family Mechanics The Video Processing Timing and Power Boards attach in a pancake manner using mezzanine connectors The Video and Sensor Boards connect via two flex cable Narragansett I maging 10 www nimaging com Narragansettimaging assemblies and miniature coaxial cables The non rigid connection of the Sensor board allows mounting schemes that facilitate optical alignment All the external electrical connections occupy one edge of the Power Board and each employs a right angle connector Camera Interfaces This section describes the connections to the camera The figure 4 illustrates the FFM4027D Multi s interfaces Narragansett maging 11 www nimaging com Narragansett imaging LEDs power status FFM4027 5 g 12VDC typical E 6 28VDC min max O Integration and Timing Control ge G Output Sync o E 5VDC a S 3 D E gt USB w E Q o o O 10 E S Video Data and Clock o F VAL e 5s r LVAL O E DVAL Xx E User a CC1 supplied D CC2 optics E O gt Denotes differential signal
8. e video processing functions such as gamma correction sensor output equalization thresholding etc In the case of four channel operation the Timing Board multiplexes four video channels to two allowing the use of a single Camera Link connection Processed and multiplexed data from the Timing board passes to the Power Board s Camera Link interface Synchronization signals to from external equipment are sent received via the Power Board as well The following figure illustrates the video processing functions Narragansett maging 8 www nimaging com Narragansetti maging Video Board Timing Board Power Board 25 MHz 50 MHz 4 12 12 Analog video from sensor TDA9965 i D LUT A z Column Sub LUT Cntrl Camera Logic Logic Link nH IA ure CDS Clocks Current Configuration is for single output operation so no signal is present here DVAL FVAL Li External Timing Control Vertical Clocks Timing Sensor Timing and Voltage Control Figure 3 Video Processing Channels The camera s microcontroller resides on the Timing Board A serial peripheral interface SPI within the microcontroller is used to program the TDA9965 and TDA9991 devices while its serial port is dedicated to the Camera Link serial interface Note that the microcontroller firmware and the programmable logic configuration are both field upgradeable via the Camera Link serial port This facilitates custom applications and future feature e
9. ftware describes its construction and specifies its capabilities Readers are encouraged to consult related documentation for more information These include e FFM3020D Multi Hardware Manual and Programmer s Guide Narragansett Imaging e FTF4027C Full Frame CCD Image Sensor Data Sheet Dalsa Professional Imaging FFM4027 Overview The FFM4027D Multi is a high performance 11 Mega pixel CCD camera It offers high speed and high dynamic range imaging simple interfacing to and frame grabbers and peripheral equipment and provides numerous features intended to facilitate its use in diverse and demanding applications Features e FTF4027 CCD image sensor 4k x 2 6k resolution o 100 fill factor o progressive scan o monochrome or color standard Bayer pattern o Oum x 9um square pixels o 35mm compatible format e 25 MHz pixel rate Narragansett I maging 3 www nimaging com Narragansettimaging e 1 6 Hz frame rate using single sensor output e User adjustable analog gain and offset control e Full 12 bit dynamic range e User programmable digital Look Up Table LUT e Defective column substitution e Camera Link frame grabber interface e Flexible operating modes o continuous or external trigger o internal or external integration control o vertical binning e Field upgradeable firmware and programmable logic Applications The FFM4027D Multi serves imaging applications that require very high re
10. gital elements in a compact modular package An embedded microcontroller controls all aspects of the camera s operation and provides the camera s interface to the Camera Link serial channel Electronics The following figure illustrates the basic design of the FFM4027D Multi Narragansett maging 7 www nimaging com Narragansettimaging USB Video a Sensor EN Timing Processing EN EN CameraLink Board Board Board CameraLink Figure 2 Camera Block Diagram The Sensor Board includes the CCD sensor horizontal clock drivers and adjustments for sensor bias voltages The Video Processing Board has individual analog processing channels for each output of the CCD Each channel employs a Philips TDA9965 which provides correlated double sampling CDS adjustable gain and offset and analog to digital conversion ADC at 25 MHz Clock circuitry on the Video Board generates the camera s 50 MHz and 25 MHz master clocks and the precisely aligned CDS ADC and horizontal clocks A Philips TDA9991 is used to supply the voltages required by the sensor and its clock drivers The Video Processing Board passes one two or four channels of 12 bit video to the Timing Board Dense programmable logic on the Timing Board manages the overall timing of the camera and synchronization with external sources The logic also controls the defective column substitution and the in line look up tables LUT The LUTs one per sensor output allow simpl
11. he Camera Link timing in detail 486 1 ms FVAL WAL AAA d d dd CHAN A line Figure 6 Camera Link Frame Timing mode 0 and 2 259 1 ms binned lines 0 4 1 binned lines 2670 amp 2671 Figure 7 Camera Link Frame Timing mode 1 Narragansett I maging 16 www nimaging com Narragansettimaging 160 32 us 21 60 us modes 0 2 33 64 us mode 1 LVAL Minen line n 1 oana EEC DER am 40 00 ns 25 MHz pixel column Figure 8 Camera Link Line Timing all modes 3 456 ms mode 2 variable in modes 0 and 1 19 56 us modes 0 2 31 60 us mode 1 FvAL Le AAA VAL d LU FM end of frame beginning of frame 2 04 uS e Figure 9 Start of Frame End of Frame Timing all modes Integration and Timing Control ITC The ITC input to the FFM4027 is used to control frame rate and integration time in modes 0 and 1 The rising edge of ITC initiates a reset of the CCD sensor The sensor reset period one line time is followed by the integration period The falling edge of ITC terminates the integration period and starts the process of reading out the sensor The following figure illustrates ITC timing Note the delay between the rising edge of ITC and the beginning of the integration period during which the sensor reset takes place Narragansett I maging 17 www nimaging com Narragansettimaging 182 us min 182 364 us 91 182 us 28 38 ms mode 0
12. nhancements The Windows application provided by Narragansett Imaging includes this facility The Power Board includes the Camera Link transmitter and connector 12 volt nominal input power connections 5 and 3 3 volt power supplies and connections for external I O Narragansett maging 9 www nimaging com Narragansettimaging Firmware The microcontroller has in circuit reprogrammable code storage memory The memory can be reprogrammed via the Camera Link serial port This same memory is used for storing the configuration of the camera s programmable logic and is field reprogrammable as well These features facilitate custom applications and future enhancements All programmable settings are accessed via the Camera Link serial interface and all settings can be queried for their current state Both factory original and user defined default settings are stored in the camera in non volatile memory A simple ASCII protocol is used to communicate with the camera via the Camera Link serial interface This is described in the document FFM3020D Multi Hardware Manual and Programmer s Guide The protocol is compatible with Camera Link serial port drivers offered by frame grabber manufactures Narragansett s FFM Multi Windows application currently works with National Instruments and Bitflow frame grabbers Other frame grabbers can be easily adapted Further Narragansett makes available the application s C source code for thos
13. solution and fast image acquisition Its ability to resolve objects within high contrast scenes together with its 35mm image format make this the ideal camera for digital film scanning aerial photography scientific imaging and medical imaging Further the modular construction of the FFM4027D Multi makes it suitable for OEM product platforms that do not require external housing components while its Camera Link interface and simple operation ease its integration with the user s equipment CCD Image Sensor The FFM4027D Multi employs a Dalsa FTF4027 CCD image sensor Either a monochrome or color RBG Bayer pattern version can be installed The FTF4027 sensor can operate with one two or four outputs This allows the user to balance frame rate against complexity power draw and required frame grabber bandwidth The FFM4027D Multi is designed to take advantage of the sensor s multi output capability For example multiple analog processors and digitizers can be incorporated and the digital processing features LUT column substitution can be programmed uniquely for each output However the current version of the camera Narragansett maging 4 www nimaging com C Narragansettimaging utilizes only a single sensor output Please contact Narragansett Imaging to discuss multiple output applications Image Area 4008 active pixels G B G B G B G B R G RIG R G RIG 6 black lines Output amplifier Output regi
14. ster 4104 cells Figure 1 FTF4027 Structure The sensor data sheet contains detailed information regarding the sensor Abridged specifications are presented below Narragansett maging 5 www nimaging com C Narragansettimaging FTF4027 Description monochrome and color Format Full frame progressive scan with anti blooming and full sensor reset Outputs cine O split or four Fill Factor 100 Active Pixels 4008 x 2672 Total Pixels 4056 x 2684 Pixel Size 9 um x 9 um Active Optical Size 36 072 mm x 24 048 mm Active Diagonal Size 43 40 mm Chip Size 38 5 mm x 25 7 mm Table 1 FTF4027 Sensor Description Sensor Grade Economy Industrial High Defect Type Maximum Number of Defects Pixel 100 50 25 Cluster 24 12 6 Column 12 1 0 Table 2 Monochrome Sensor Blemish Specification Narragansett maging 6 www nimaging com C Narragansettimaging Camera Specifications and Operating Conditions FFM4027D Multi Operating Conditions Parameter Min Typ Max Units Pixel Frequency 25 MHz Operating Temperature 10 40 C Input Voltage 6 28 V DC Input Current Trigger Mode 200 850 mA Continuous Mode 210 900 mA Video Gain 0 36 dB Black Level Offset 0 25 pias Table 4 FFM4027D Multi Operating Conditions Design The FFM4027D Multi employs precise low noise analog electronics and contemporary di
15. the firmware and Altera download dialog This is described in a latter section Clicking on More Less will toggle the dialog between its minimal and complete modes The complete dialog mode is described below Narragansett I maging 20 www nimaging com C Narragansettimaging USER S MANUAL amp REFERENCE GUI DE FFM4027D Multi Click here to find The revisions of the firmware and The type of camera the camera and Altera logic retrieve its current settings FFM Mult v1 5 Click here to display the download dialog Click to toggle the dialog mode This pull down menu selects the Look Up Table Mode This drop down menu selects the timing mode This selects the source of the ITC Check this to enable signal est pattern generation Various CCD voltage Click here to apply the settings gt voltage settings Exercise caution when adjusting these settings Various analog video processing settings Click here to apply the processing settings Figure 13 Complete Main Dialog Download Dialog This dialog is used to modify the camera s firmware and Altera logic configuration In this manner firmware and logic upgrades can be applied in the field Narragansett I maging 21 www nimaging com Narragansetti maging The progress bar will illustrate the progression of the download Download Enter the full path to an appropriate firmware Fi 5 file here or use the Click this to search for
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