Allied Vision Technologies MF-145B2 Bedienerhandbuch

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Inhaltsverzeichnis

Seite 1 - Technical Manual

AVT Marlin Allied Vision Technologies GmbH Taschenweg 2a D-07646 Stadtroda / Germany Technical Manu

Seite 2 - Before operation

Safety instructions 1.1 Environmental conditions Ambient temperature: when camera in use: + 5° C ... + 45° C when being stored : - 10° C ... +

Seite 3

Controlling image capture 9.7 Jitter at start of exposure e following chapter discusses the latency time which exists for all CCD-models when eith

Seite 4 - Contents

Controlling image capture 9.8 Frame memory and deferred image transport using the deferred image transport feature. eras a ped with 8 MB . The

Seite 5

Controlling image capture 9.8.1 HoldImg mode By setting the HoldImg flag, transport of the image over the 1394 bus is stopped completely. All pture

Seite 6

Controlling image capture The following screenshot displays the sequence of commands nMARLIN Technical ManualPage 103eeded to work with deferred m

Seite 7

Controlling image capture 9.9 Sequence mode Gen ally all AVT Marlin cameras enable certain image settings to be modified on the fly, e.g. gain and

Seite 8 - Symbols:

Controlling image capture How is sequence mode implemented? There is a FIFO (first in first out) memory for each of the IIDC v. 1.3 registers list

Seite 9 - 1 Safety instructions

Controlling image capture The following flow diagram shows how to set up a sequence. Figure 61: Sequence mode flow diagram During sequencing,

Seite 10 - MARLIN Technical Manual

Controlling image capture Points to pay attention to when working with a sequence: If more images are recorded than defined in gt se fo la rem

Seite 11

Controlling image capture P oints to pay attention to when changing the parameters:  If the Apply whe tti pare t to d ging seq ence normall

Seite 12 - 3 System components

Video formats, modes and bandwidth 10 Video formats, modes and bandwidth for m d ra the IIDC (formerly DCAM) specification. smalle nsor esoluti

Seite 13

Marlin types and highlights 2 Marlin types and highlights With Marlin cameras, entry into the world of digital image processing is simpler and mo

Seite 14 - 4 Specifications

Video formats, modes and bandwidth 10.2 MF-046B/ MF-046C For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.875 fps 0

Seite 15 - 4.2 MF-033C

Video formats, modes and bandwidth 10.3 MF-080B/ MF-080C (-30 fps) For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.8

Seite 16 - 4.3 MF-046B

Video formats, modes and bandwidth 10.4 MF-145B/ MF-145C For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.875 fps 0

Seite 17 - 4.4 MF-046C

Video formats, modes and bandwidth 10.5 MF-131B/ MF-131C For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.875 fps 0

Seite 18 - 4.5 MF-080B (-30 fps*)

Video formats, modes and bandwidth 10.6 Area of interest (AOI) The image se as a define lu his indica e u er of lines and pixels per line that th

Seite 19 - 4.6 MF-080C (-30 fps*)

Video formats, modes and bandwidth  The left position + width and the upper position + height may not exceed the maximum resolution of the sensor

Seite 20 - 4.7 MF-145B2

Video formats, modes and bandwidth 10.7 Frame rates e IEEE-1394a bus has very large bandwidth of at least 32 MB/s for transferring (isochronously)

Seite 21 - 4.8 MF-145C2

Video formats, modes and bandwidth For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.875 fps 0 800 x 600 YUV (4:2:2)

Seite 22 - 4.9 F-131B

Video formats, modes and bandwidth For-mat Mode Resolution 60 fps 30 fps 15 fps 7.5 fps 3.75 fps 1.875 fps 0 1280 x 960 YUV (4:2:2)

Seite 23 - 4.10 F-131C

Video formats, modes and bandwidth In video Format_7 frame rates are no longer fixed but can be varied dynamically by the parameters described belo

Seite 24 - 4.11 Spectral sensitivity

System components 3 System components The following system components are included with each camera:: AVT Marlin 4.5m 1394 standard ca

Seite 25

Video formats, modes and bandwidth 10.7.1 MF-033 Different parameters apply for the different models. µsHEIGHTAOIµHEIGHTAOI 45.3)_ ⋅− sµsµsfpsTTTT

Seite 26

Video formats, modes and bandwidth 10.7.2 MF-046 µsHEIGHTAOIµsHEIGHTAOITTTTfpsScanDumpDummyeTransCh1arg+++=µsµsfps88311++=2.32_15.4)_582( ⋅+⋅−Form

Seite 27

Video formats, modes and bandwidth 10.7.3 MF-080 µsHEIGHTAOIµsHEIGHTAOIµsµsfps48.63_24.8)_779(48.12993.711⋅+⋅−++= Formula 4: Frame rate calculatio

Seite 28

Video formats, modes and bandwidth 10.7.4 MF-080-30 fps µsHEIGHTAOIµsHEIGHTAOIµsµsfpsfpsTTTTScanDumpDummyeTransCh1arg+++=32.42_5.5)_779(32.8696.471

Seite 29 - 5 Quick start

Video formats, modes and bandwidth 10.7.5 MF-145 µsHEIGHTAOIµsHEIGHTAOIµsµsfpsTTTTfpsScanDumpDummyeTransCh3.92_6.19)_1040(28810511arg⋅+⋅−++=+++= F

Seite 30 - 6 Camera dimensions

Video formats, modes and bandwidth 10.7.6 MF-131 This model uses a CMOS sensor with global shutter. As mentioned earlier for the global shutter,

Seite 31 - 6.2 Marlin W90

How does bandwidth affect the frame rate? 11 How does bandwidth affect the frame rate? In some modes the IEEE-1394a bus limits the attainable fra

Seite 32 - 6.3 Marlin W90 S90

How does bandwidth affect the frame rate? 11.1 Test images The b/w cameras have two test images that look the same. Both images show a gray bar ru

Seite 33 - 6.4 Marlin W270

How does bandwidth affect the frame rate? Mono8 (raw data): Figure 66: Bayer-coded test image e color camera outputs Bayer-coded raw data in M

Seite 34 - 6.5 Marlin W270 S90

Configuration of the camera 12 Configuration of the camera All camera settings are made by writing specific values into the corresponding registe

Seite 35 - 6.6 Tripod adapter

System components To demonstrate the properties of the camera, all examples in this manual are based on the “FirePackage” OHCI API software and the

Seite 36 - 7 Camera interfaces

Configuration of the camera Figure 68: Configuration of the camera rogram: T lowing sample code in C shows how ter is for fra format and trigger

Seite 37

Configuration of the camera 12.2 Configuration ROM information in the Configuration ROM d to tify th ies and e address f ration ROM regis s FFFFThe

Seite 38 - 7.3 Status LEDs

Configuration of the camera for the unique leaf node as follows: 420h + 000002 * 4 = 428h 8-15 16-23The entry with key 8D in the root directo

Seite 39 - 7.4 Operating the camera:

Configuration of the camera 448h 40 3C 00 00 info 44Ch 81 00 00 Unit dependent 02 00 00 450h 82 06 Table 69: ConfigRom cont. ally, the e

Seite 40

Configuration of the camera 12.3 Implemented registers T win stanc . Base h. D explanation ound in the third column. 12.3.1 Camera in ialize r

Seite 41

Configuration of the camera Mode _5 ONO8 [5] 1024 x 768 M 00 MONO16 Mode _6 [6] 800 x 6 768 MONO16 Mode _7 [7] 1024 x 1] d (zero

Seite 42

Configuration of the camera 12.3.4 Inquiry register for video fr e rate s am and ba e address Offset Name Field Bit Description 200h V_RATE_I

Seite 43

Configuration of the camera Offset Name Field Bit Description 210h V_RATE_INQ (Format_0, Mode_4) s FrameRate_0 [0] 1.875 fp FrameRate _1

Seite 44

Configuration of the camera Offset Name Field Bit Description 224h V_RA (Format_1, Mode_1) FrameRate_0 [0] TE_INQ Reserved FrameRate _1 [

Seite 45

Configuration of the camera Offset Name Field Bit Description FrameRate _3 [3] 5 f1 ps FrameRate _4 [4] 30 fps FrameRate _5 [5

Seite 46

Specifications 4 Specifications 4.1 MF-033B Specification Image device 1/2 " (diag. 8 mm) type progressive scan SONY IT CCD Effective Pic

Seite 47

Configuration of the camera FrameRate _7 [7] Reserved ] e - [8..31 Reserv d (zero) Offset Name Field Bit Description 248h V_RATE_INQ (Forma

Seite 48 - 7.6 Pixel data

Configuration of the camera FrameRate _2 [2] 7.5 fps FrameRate _3 [3] 15 fps FrameRate _4 [4] 30 fps FrameRate _5 [5] 60 fp

Seite 49

Configuration of the camera 12.3.5 Inquiry register for basic function Offset Name Field Bit Description 400h BASIC_FUNC_INQ Advanced_Feature_

Seite 50

Configuration of the camera White_Shading [14] White_Shading Control Frame_Rate [15] Frame_Rate Control 6..[1 31] Reserved 408h FEAT

Seite 51

Configuration of the camera PIO_C ontrol_Q t offset of e PIO_Control CSR’s from the base address of initial gister space (Vendor unique) 484h ont

Seite 52

Configuration of the camera 12.3.7 Inquiry register for feature elements Register Name Field Bit Description 0xF0F00500 BRIGHTNESS_INQUIRY Pr

Seite 53 - 8.2 Sensor

Configuration of the camera Offset Name Field Bit Description 530h TRIGGER_INQ Presence_Inq [0] Indicates presence of this feature (read onl

Seite 54

Configuration of the camera value - [2] Reserved One_Push_Inq [3] One Push auto mode Controlled automatically by the camera once) Readout_

Seite 55

Configuration of the camera 610h Cam always 0 era_Power 614h ISO_EN/Continuous_Shot Bit 0: 1 for Cont. Shot; 0 for stop 618h Memory_Save always

Seite 56

Configuration of the camera 12.3.9 Status and control register for feature ntly implemented. If this flag is set, the feature The OnePush feature,

Seite 57 - 8.3 White balance

Specifications 4.2 MF-033C Specification Image device 1/2 " (diag. 8 mm) type progressive scan SONY IT CCD Effective Picture Elements 656

Seite 58

Configuration of the camera 12.3.10 Feature control error statu s register Offset Name Notes 640h Feat Erro alwaysure_Control_ r_Status_HI 0

Seite 59

Configuration of the camera 12.4 Advanced res The camera has a variety of extended features goi3. The following chapter ummarizes all ava ced fe

Seite 60

Configuration of the camera 0XF1000400 TRIGGER_DELAY 0XF1000410 MIRROR_IMAGE Marlin/Oscar series only 0XF1000414 MNR 0XF1000510 SOFT_RESET

Seite 61

Configuration of the camera 12.4.1 Version information inquiry The presence of each of the following features can be queried by the “0” bit of the

Seite 62 - 8.5 Auto gain

Configuration of the camera 12.4.2 Advanced feature inquiry Register Name Field Bit Description 0xF1000040 DV_INQ_1 M olution [0] A axRes

Seite 63

Configuration of the camera Register Name Field Bit Description 0xF10002 0 MAX_RESOLU0 TION MaxHeight [0..15] Sensor height (rd only) MaxWi

Seite 64

Configuration of the camera 12.4.5 Extended shutter The exposure time for long-term integration of up to 67 sec can be entered with µs- precision v

Seite 65 - 8.7 Auto shutter

Configuration of the camera 12.4.6 Test images icate images are bits “ 1” activa ctivates existing test images. Bits 8-14 ind which test saved

Seite 66

Configuration of the camera 12.4.7 Sequence control It is possible to make certain settings for a sequence of images beforehand by using this regis

Seite 67

Configuration of the camera 12.4.8 Lookup tables (LUT) The LUT_CTRL register activates this feature and enables certain LUTs. The LUT_INFO registe

Seite 68

Specifications 4.3 MF-046B Specification Image device 1/2 " (diag. 8 mm) type progressive scan SONY IT CCD Effective Picture Elements 780

Seite 69

Configuration of the camera 12.4.9 Shading correction Owing to technical circumstances, the interaction of recorded objects with one another, optic

Seite 70 - 8.9 Shading correction

Configuration of the camera Register Name Field Bit Description 0xF1000250 SHDG_CTRL Presence_Inq [0] Indicates presence of this ead featur

Seite 71

Configuration of the camera 12.4.10 Deferred image transport e images indicated by NumOfImages are sent by setting the “SendImage” bit. When “Fas

Seite 72

Configuration of the camera 12.4.12 High dynamic range mode (MF-131B/C only) mode by which various nonlinearity points, the to be compressed into

Seite 73

Configuration of the camera --- [8] LoadData [9] load factory DSNU correction data ta [10] SNU ZeroDa zero Dcorrection data --- [

Seite 74

Configuration of the camera 12.4.14 Input/output pin control All input and output signals running over the HiRose plug are controlled by this regis

Seite 75

Configuration of the camera IO_OUTP_CTRL 1-2 ut and be queried and set a the PinState flag. The Polarity flag determines whether the output is low

Seite 76

Configuration of the camera  Please note that only one edge is delayed.  If IntEna_Out is used to control an exposure, it is possible to have

Seite 77

Configuration of the camera 12.4.1 Auto gain The table below illustrates the advanced auto gain control register. 7 Register Name Field Bit D

Seite 78

Configuration of the camera 12.4.19 Color correction Color correction can also be switched off in YUV mode with the help of the following register.

Seite 79

Specifications 4.4 MF-046C Specification Image device 1/2 " (diag. 8 mm) Type progressive scan SONY IT CCD Effective Picture Elements 780

Seite 80

Configuration of the camera 12.4.22 GPDATA_BUFFER GPDATA_BUFFER is a register that regulates the exchange of data between camera and host for progr

Seite 81

Firmware update 13 Firmware update Firmware updates are possible without opening the camera. You need: • Programming cable E 1000666 • Softwar

Seite 82

Declarations of conformity MARLIN Technical Manual Page 172 14 Declarations of conformity

Seite 83 - 8.13 Sub-sampling (CMOS)

Declarations of conformity MARLIN Technical ManualPage 173

Seite 84 - 8.14 Sharpness

Declarations of conformity MARLIN Technical Manual Page 174

Seite 85

Declarations of conformity MARLIN Technical ManualPage 175

Seite 86

Declarations of conformity MARLIN Technical Manual Page 176

Seite 87 - 8.16 Serial interface

Declarations of conformity MARLIN Technical ManualPage 177

Seite 88

Declarations of conformity MARLIN Technical Manual Page 178

Seite 89

Declarations of conformity MARLIN Technical ManualPage 179

Seite 90

Specifications 4.5 MF-080B (-30 fps*) Specification Image device 1/3 " (diag. 6 mm) type progressive scan SONY IT CCD Effective Picture El

Seite 91 - 9 Controlling image capture

Declarations of conformity MARLIN Technical Manual Page 180

Seite 92

Declarations of conformity MARLIN Technical ManualPage 181

Seite 93

Index MARLIN Technical Manual Page 182 15 Index Advanced Feature Inquiry 153, 154 Advanced features 143, 149, 151 Area of Interest 104, 114, 1

Seite 94

Index MARLIN Technical ManualPage 183Input/Output pin control 41, 45, 165, 166 Inputs 8, 36, 37, 39, 40, 41, 59, 165 IntEna signal 44, 166 Inte

Seite 95

Specifications 4.6 MF-080C (-30 fps*) Specification Image device 1/3 " (diag. 6 mm) type progressive scan SONY IT CCD Effective Picture El

Seite 96 - 9.2 Exposure time

Before operation We place the highest demands for quality on our cameras. This technical manual is the guide to the installation and setting up of t

Seite 97 - 9.3 One-Shot

Specifications 4.7 MF-145B2 Specification Image device 1/2 " (diag. 8 mm) type progressive scan SONY IT CCD Effective Picture Elements 13

Seite 98 - 9.4 Multi-Shot

Specifications 4.8 MF-145C2 Specification Image device 1/2 " (diag. 8 mm) Type progressive scan SONY IT CCD Effective Picture Elements 13

Seite 99 - 9.6 Asynchronous broadcast

Specifications 4.9 F-131B Specification Image device 2/3 " (diag. 11 mm) Type global shutter CMOS sensor Effective Picture Elements 1280

Seite 100

Specifications 4.10 F-131C Specification Image device 2/3 " (diag. 11 mm) Type global shutter CMOS sensor Effective Picture Elements 1280

Seite 101 - MARLIN Technical Manua

Specifications 4.11 Spectral sensitivity Figure 2: Spectral sensitivity of MF-033B without cut filter and optics. Figure 3: Spectral sensitivi

Seite 102

Specifications Figure 4: Spectral sensitivity of MF-046B without cut filter and optics. Figure 5: Spectral sensitivity of MF-046C without cut f

Seite 103

Specifications Figure 6: Spectral sensitivity of MF-080B without cut filter and optics Figure 7: Spectral sensitivity of MF-080C without cut f

Seite 104 - 9.9 Sequence mode

Specifications Figure 8: Spectral sensitivity of MF-145B2 without cut filter and optics Figure 9: Spectral sensitivity of MF-145C2 without cu

Seite 105

Specifications Figure 10: Spectral sensitivity of MF-131B without cut filter and optics Figure 11: Spectral sensitivity of MF-131C without

Seite 106

Quick start 5 Quick start To attach an IEEE-1394 camera to a PC or laptop, the target machine must be equipped with an EE-1394 port and have the

Seite 107

Safety instructions Allied Vision Technologies GmbH 02/2005 All rights reserved. Managing Director: Mr. Frank Grube Tax-ID: DE 184383113 Copyr

Seite 108

Camera dimensions 6 Camera dimensions 6.1 Marlin standard housing ☺ Figure 13: Camera dimensions Body size: 58 mm x 44 mm x 29 mm

Seite 109 - 0.1 MF-033B/ MF-033C

Camera dimensions 6.2 Marlin W90 This version has the sensor tilted by 90 degrees clockwise, so that it views upwards. Figure 14: Marlin W90 M

Seite 110 - 10.2 MF-046B/ MF-046C

Camera dimensions 6.3 Marlin W90 S90 This version has the sensor tilted by 90 deg es clockwise, so that it views upwards and additionally rotated

Seite 111

Camera dimensions 6.4 Marlin W270 This version has the sensor tilted by 270 degrees clockwise, so that it views downwards. Consult your dealer, if

Seite 112 - 10.4 MF-145B/ MF-145C

Camera dimensions 6.5 Marlin W270 S90 is version has the sensor tilted by 270 degrees clockwise, so that it views downwards. ThAdditionally the s

Seite 113 - 10.5 MF-131B/ MF-131C

Camera dimensions 6.6 Tripod adapter Figure 18: Tripod dimensions MARLIN Technical ManualPage 35

Seite 114 - 10.6 Area of interest (AOI)

Camera interfaces 7 Camera interfaces In addition to the two status LEDs, there are two jacks located at the rear of the camera. The 12-pin HiRos

Seite 115

Camera interfaces 7.2 HiRose jack pin assignment d in addition to providing access to the puts and outputs on the camera, it also provides a seri

Seite 116 - 10.7 Frame rates

Camera interfaces 7.3 Status LEDs On LED ates are displayed via the LED: The green power LED indicates that the camera is being supplied with suffi

Seite 117

Camera interfaces 7.4 Operating the camera: Pow for the camera is supplied either via the FireWire™ CCD models only). er bus or the HiRose cone

Seite 118

Safety instructions Contents 1 Safety instructions ... 9 1.1

Seite 119

Camera interfaces The inputs can be connected directly to +5 V. If a higher voltage is used, an external resistor se @+12 V a 820 Ω and @+24 V a 2

Seite 120

Camera interfaces 7.5.1.1 Triggers All inputs configured as triggers are linked by AND. If several inputs are being used as triggers, a high signa

Seite 121

Camera interfaces 7.5.1.2 Trigger delay Since firmware version 2.03, the cameras feature various ways to delay image capture based on external trig

Seite 122

Camera interfaces Register Name Field Bit Description 0xF0F00834 TRIGGER_DELAY Presence_Inq [0] Presence of this feature: 0:N/A; 1:Availab

Seite 123

Camera interfaces 7.5.2 Outputs n-inverting outputs with open emitters. These are shown in the following oltage 45 V ferent to the AVT Dolphin seri

Seite 124

Camera interfaces IntEna Output polarity FVal Output signalOutput function Busy Outpstateut Opto- coupler iagram e outputs are controlled via tw

Seite 125

Camera interfaces Output mode ID Mode Default 0x00 Off 0x01 Output state follows ‘PinState’ bit 0x02 Integration enable Output 1 0x04

Seite 126

Camera interfaces The following diagram illustrates the dependencies of the various output signals. Figure 26: Output Impulse Diagram  Not

Seite 127 - 11.1 Test images

Camera interfaces 7.6 Pixel data Pixel data are transmitted as isochronous data packets in accordance with the 1394 interface described in IIDC v.

Seite 128

Camera interfaces Table 26: Y8 and Y16 format: Source: IIDC v. 1.3 specification Table 27: Da cification ta structure: Source: IIDC v. 1.3 spe M

Seite 129 - 12.1 Camera_Status_Register

Safety instructions 8.5 Auto gain ...62

Seite 130

Description of the data path 8 Description of the data path .1 lock diagrams of the cameras The following diagrams illustrate the data flow and t

Seite 131 - 12.2 Configuration ROM

Description of the data path 8.1.1 Black and white cameras: Figure 27: Block diagram b/w camera MARLIN Technical ManualPage 51

Seite 132

Description of the data path 8.1.2 Color cameras: Figure 28: Bloc iagram color camerak d MARLIN Technical Manual Page 52

Seite 133

Description of the data path 8.2 Sensor The Marlin family is equipped with various sensor types and resolutions. Both CCD and CMOS types are avail

Seite 134 - 12.3 Implemented registers

Description of the data path 8.2.1 IBIS5A multiple slope (High Dynamic Range mode) ity. The MF-131 sensor has a high dynamic range of about 60 dB

Seite 135

Description of the data path It is important to notice that pixel signals above the dual slope reset level will be left unaffected The Marlin F131

Seite 136

Description of the data path The figure below, taken from the sensor’s data sheet, illustrates the nonlinear behavior of the Figure 30: IBIS5A nonl

Seite 137

Description of the data path 8.3 White balance color cameras have both manual and automatic white balance. White balance is applied so at non-color

Seite 138

Description of the data path Register Name Field Bit Description 0xF0F0080C WHITE_BALANCE Presence_Inq [0] Presence of this feature: 0: N/A

Seite 139

Description of the data path 8.3.1 One Push automatic white balance is activated by setting the “One Push” bit in the WHITE_BALANCE register (see

Seite 140

Safety instructions 10.7 Frame rates...116 10

Seite 141

Description of the data path Finally, the calculated correction values can be read from the WHITE_BALA8.3.2 Automatic white balance There is also

Seite 142

Description of the data path  If the adjustment fails and the work area siz posit ecome is automatically switched off – make sure to read back the

Seite 143

Description of the data path 8.4 Manual gain As shown in figure 29, all cameras are equipped with a gain setting, allowing the gain to be anually”

Seite 144

Description of the data path value in the value field has to be ignored - [2..4] Reserved One_Push [5] igh to the low: Ready Write: Set B

Seite 145

Description of the data path ON_OFF [6] Write ON or OFF this feature, ON=1 Read: Status of the feature; OFF=0 A_M_MODE [7] Set bit high

Seite 146

Description of the data path 8.6 Setting the brightness (black level or offset) p-m s (@ 8 bit). Increments are in 1/16 LSB (@ 8 bit). MOS-model:

Seite 147

Description of the data path Read: Status of the feature: Bit high: WIP, Bit low: Ready ON_OFF ] OFF this e e; OFF=0 [6 Write ON or feature,

Seite 148

Description of the data path 8.8 Lookup table (LUT) and Gamma function apply it on e individual pixels of an image at run-time. adsheet program. a

Seite 149

Description of the data path  With all CCD models, the user LUT will be overridden when Gamma is enabled.  CMOS models have the gamma function

Seite 150

Description of the data path The table below describes the registers required. Register Name Field Bit Description 0xF1000240 L Pres [0] In

Seite 151 - 12.4 Advanced res

Safety instructions 12.4.23 Soft Reset ... 170 13 Firmwa

Seite 152

Description of the data path 8.9 Shading correction Shading correction is used to compensate for non-homogeneities caused by lighting or optical fo

Seite 153

Description of the data path After this, a search is made for the brightest pixel in the mean value frame. A factor is then lue of the brightest p

Seite 154

Description of the data path The table below describes the registers required. Register Name Field Bit Description 0xF1000250 SHDG_CTRL Pre

Seite 155

Description of the data path The following pictures illustrate the sequence of commands for generating the shading image. The correction sequence

Seite 156

Description of the data path  Shading correction can be combined with the Image mirror, binning and gamma functionality odels on ing shading corre

Seite 157

Description of the data path 8.9.2 Loading a shading image into the camera GPDATA_BUFFER is used to load a shading image into the camera. Because

Seite 158

Description of the data path 8.9.3 Loading a shading image out of the camera GPDATA_BUFFER is used to load a shading image out of the camera. Bec

Seite 159

Description of the data path 8.10 DSNU & blemish correction (MF-131B only) s with a special DSNU reduction function, xtending the shading cor

Seite 160

Description of the data path progress --- [8] LoadData [9] load factory DSNU correction data ZeroData [10] zero DSNU correction data

Seite 161

Description of the data path The effect of the additional blemish correction can be demonstrated with the next screenshot. ot only is the spread no

Seite 162

Safety instructions Conventions used in this manual To give this manual an easily understood layout and to emphasize important information, the f

Seite 163

Description of the data path 8.11 Horizontal mirror function All Marlin cameras are equipped with an electronic mirror functio , which mirrors pi

Seite 164

Description of the data path 8.12 Binning (CCD b/w models) Binning is the process of combining neighboring pixels while being read out from the C

Seite 165

Description of the data path This reduces vertical resolution, depending on the model. _2 to activate vertical binning.  The image appears vertica

Seite 166

Description of the data path 8.13 Sub-sampling (CMOS) A reduction in the number of pixels and thus the amount of data while retaining the origina

Seite 167

Description of the data path Use Format_7 Mode_3 to activate h+v sub-sampling. The different sub-sampling patterns are shown below. Figure 51: H

Seite 168

Description of the data path 8.15 Color interpolation and correction The color sensors capture the color information via so called primary color

Seite 169

Description of the data path 8.15.2 Color correction Color correction is performed on all color CCD models before YUV conversion and mapped via a

Seite 170

Description of the data path 8.16 Serial interface With FW > 2.03, all Marlin cameras are equipped with the SIO (serial input/output) feature as

Seite 171 - 13 Firmware update

Description of the data path RD: Get stop bit setting 0: 1; 1: 1.5; 2: 2 - [20..23] Reserved Buffer_Size_Inq [24..31] Buffer Size (RD only)

Seite 172

Description of the data path Read: current status (1: Ignored) 0: no error WR: 0 to clear status [15..31] Reserved - 008h RECEIVE_BUFFER_STATUS

Seite 173

Safety instructions 1 Safety instructions  There are no switches or parts inside the camera that require adjustment. The guarantee becomes void u

Seite 174

Description of the data path Reading data requires the following series of actions: • Query RDRD f g (buffer ready?) and writ f s the RBUF_CNT.

Seite 175

Controlling image capture 9 Controlling image capture The cameras support the SHUTTER_MODES specified in IIDC V1.3. For all models this shutter is

Seite 176

Controlling image capture Trigger_Mode_15 is a bulk trigger, combining one external trigger event with continuous or neshot or multishot internal t

Seite 177

Controlling image capture Trigger_Polarity [7] If Polarity_Inq = 1: W: 0 for low active input; 1 for high active input If Polarity_Inq = 0: R

Seite 178

Controlling image capture 9.1.1 Trigger delay meras feature various ways to elay image capture based on external trigger. CSR at Register F0F00534

Seite 179

Controlling image capture 1: Control with value in the absolute value CSR If this bit= 1 the value in the value field has to be ignored - [2..5]

Seite 180

Controlling image capture 9.2 Exposure time The exposure (shutter) time for continuous mode and Trigger_Mode_0 is based on the following is multip

Seite 181

Controlling image capture 9.3 One-Shot The camera can record an image by setting the “OneShot bit” in the 61Ch register. This bit is e image with

Seite 182 - 15 Index

Controlling image capture 9.3.2 End of exposure to first packet on the bus After the exposure, the CCD or CMOS-sensor is read out; some data is w

Seite 183

Controlling image capture Multi-Shot can also be combined with the external trigger in order to grab a certain number of images based on an externa

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