ESPROS epc610 Manual Download Page 3

Table of Contents

 General Description............................................................................................................................................................................................1
 Features............................................................................................................................................................................................................. 1
 Purpose.............................................................................................................................................................................................................. 1
 Overview.............................................................................................................................................................................................................1

1. General overview of the epc600/610 Evaluation Kit .................................................................................................................................4
1.1. Ordering information.............................................................................................................................................................................. 4
1.2. Scope of delivery................................................................................................................................................................................... 4
1.3. System requirements for host computer............................................................................................................................................... 5
1.4. System requirements for the Evaluation Kit mainboard ........................................................................................................................ 5
1.5. Technical data epc610 Camera Module V1.0 ........................................................................................................................................5
1.6. Support and technical contact ............................................................................................................................................................... 5
2. Hardware.................................................................................................................................................................................................. 6
2.1. Block diagram........................................................................................................................................................................................ 6
2.2. Schematics............................................................................................................................................................................................ 8
2.3. Assembly & part list............................................................................................................................................................................... 9
2.4. Hardware of the camera...................................................................................................................................................................... 10
2.5. Camera connector J1.......................................................................................................................................................................... 10
3. Evaluation Kit mainboard........................................................................................................................................................................10
4. Setup & installation................................................................................................................................................................................. 11
4.1. Software installation.............................................................................................................................................................................11
4.1.1. SW installation on PC....................................................................................................................................................................... 11
4.1.2. SW installation on Mac..................................................................................................................................................................... 12
4.2. Running the epc610 application .......................................................................................................................................................... 12
5. Software “epc610 evaluation system” and user interface ...................................................................................................................... 14
5.1. Overview.............................................................................................................................................................................................. 14
5.1.1. User Interface Overview................................................................................................................................................................... 14
5.1.2. Basic operation................................................................................................................................................................................. 15
5.1.3. Control widgets................................................................................................................................................................................. 16
5.1.4. Pixel field orientation.........................................................................................................................................................................16
5.1.5. Widget “3D Graph”............................................................................................................................................................................17
5.1.6. Widget “3D Numerical” (Distance and quality)................................................................................................................................. 17
5.1.7. Integration time and temperature dialog (Widget “3D Graph” and “3D Numerical“) ........................................................................ 17
5.1.8. Widget “Brightness” (Grayscale image)........................................................................................................................................... 18
5.1.9. Integration time and Greyscale resolution (Widget “Brightness“) .................................................................................................... 18
5.1.10. Distance range settings (Widget “Settings”) ...................................................................................................................................19
5.1.11. Register map (Widget “Setting”)..................................................................................................................................................... 19
5.1.12. Display refresh rate (Widget “Setting”)........................................................................................................................................... 19
5.1.13. Firmware settings (Widget “Settings”)............................................................................................................................................ 20
5.1.14. Calibration settings (Widget “Settings”) ..........................................................................................................................................20
5.1.15. Application settings (Widget “Settings”) ..........................................................................................................................................20
5.1.16. Widget “Correlation Samples”........................................................................................................................................................ 21
5.1.17. Widget “2D Histogram of distance and DC light” ........................................................................................................................... 21
5.1.18. Widget “Int. time and amplitude”.....................................................................................................................................................22
5.1.19. Log dialog....................................................................................................................................................................................... 22
5.2. Additional technical info and definitions ...............................................................................................................................................23
6. Further Application notes........................................................................................................................................................................ 23
6.1. Illumination...........................................................................................................................................................................................23
6.2. Ambient-light & wavelength................................................................................................................................................................. 23
6.3. Noise reduction....................................................................................................................................................................................23
6.4. Temperature compensation................................................................................................................................................................. 24
6.5. Linearity correction.............................................................................................................................................................................. 24
6.6. Special phenomena............................................................................................................................................................................. 24
6.7. Motion blurring (Fast moving objects)................................................................................................................................................. 24
6.8. Transparent objects............................................................................................................................................................................. 24
6.9. Changing remission (reflectivity)......................................................................................................................................................... 24
6.10. Indirect light reflections...................................................................................................................................................................... 24
6.11. Convex surfaces................................................................................................................................................................................ 24
6.12. Highly reflective background objects................................................................................................................................................. 24
6.13. Light scattering.................................................................................................................................................................................. 25
7. Maintenance and disposal...................................................................................................................................................................... 25
7.1. Maintenance........................................................................................................................................................................................ 25
7.2. Disposal............................................................................................................................................................................................... 25
8. Addendum...............................................................................................................................................................................................25
8.1. Related documents..............................................................................................................................................................................25
8.2. Links.....................................................................................................................................................................................................25
8.3. Licenses...............................................................................................................................................................................................25

 IMPORTANT NOTICE......................................................................................................................................................................................26

© 2014 ESPROS Photonics Corporation

Characteristics subject to change without notice

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Manual epc610_Camera - V1.5

www.espros.ch

Summary of Contents for epc610

Page 1: ...with 8x8 pixel epc610 Imager chip Comprehensive application software with graphical user interface to operate the epc610 chip inside the camera Automatic mode with adaptive integration times Manual m...

Page 2: ...APPLICATION ANY ALTERATION TO THE DEVICES BY THE BUYER INSTALLER OR USER MAY RESULT IN UNSAFE OPERATING CONDITIONS ESPROS photonics AG IS NOT RESPONSIBLE FOR ANY LIABILITY OR WARRANTY CLAIM WHICH RES...

Page 3: ...mage 18 5 1 9 Integration time and Greyscale resolution Widget Brightness 18 5 1 10 Distance range settings Widget Settings 19 5 1 11 Register map Widget Setting 19 5 1 12 Display refresh rate Widget...

Page 4: ...epc600 TOF Range Finder chip with 1 4 x 1 4 optical aperture angle including cable P100 223 epc610 Camera Module V1 0 Camera module with an epc610 TOF Imager chip with 8 7 x 8 7 optical aperture angl...

Page 5: ...0V DC 5 0V 5 typ 25mA max 420mA Power consumption max 2 4W Communication SPI interface 4 wire max 10Mbit s max cable length 0 5m Receiver focal length f0 2 1 mm Receiver f stop 2 2 Operating wavelengt...

Page 6: ...sed for the epc610 camera application A main switch selects which section will be connected to the camera module The mainboard system is connected to the computer by a USB cable for data communication...

Page 7: ...igned for verification of datasheet parameters Such tests need a dedicated test environment Not designed for use in final applications 2014 ESPROS Photonics Corporation Characteristics subject to chan...

Page 8: ...18V 600 R 100 MHz L3 100nF C23 47uH L1 22k R16 47k R5 4k7 R6 15k R7 10uF C22 10nF C24 100R R8 22k R9 1nF C20 10nF C21 0R1 R18 0R1 R17 D4 SFH4059 D5 SFH4059 D6 SFH4059 D8 SFH4059 D9 SFH4059 D10 SFH4059...

Page 9: ...D10 D11 BAT74 Schottky double diode D1 B340 40V 3A Diode D3 PMV45EN Transistor T1 epc610 epc610 IC1 LTC1983 5 Voltage convertor IC3 LM3478 Voltage regulator IC4 Header 6 Pin dual row J1 47 H Inductor...

Page 10: ...dules supplied by ESPROS photonics the pin assignment is already done for the correct operation of the module in combi nation with the mainboard For the correct standalone operation of the epc610 came...

Page 11: ...stallation connect the evaluation kit through the connector J6 USP FS to your PC with the enclosed USB cable Make sure that the power supply selection switch on the evaluation kit is switched to USB F...

Page 12: ...ode which gives access to the full functionality of the epc610 camera module It requires a host PC that has the application software installed and running Check if the application software is installe...

Page 13: ...ply options On power up the system loads the microprocessor software and checks which type of camera module is connected The system config ures itself automatically according to the connected camera m...

Page 14: ...application to from the Evaluation Kit hardware Always use this first before you start any other operation Start Stop Starts or stops the data acquisition Use after the Evaluation Kit hardware has be...

Page 15: ...e and amplitude The widget shows the numbers and the histogram distributions for the 3D TOF distance values and the ampli tude values 3D modes readout amplitude Brightness mode normalized amplitude sc...

Page 16: ...visible or accessible once A closing of the external dialog puts back the control widget to the tabs of its control area 5 1 4 Pixel field orientation The pixel field corresponds to the numeration of...

Page 17: ...signal The background color reflects the quality of the pixel signal Signal quality Background color Readout amplitude excellent green 200 value good yello 100 value 200 bad red value 100 infinity in...

Page 18: ...ast the way having minimum one pixel white and one black and look not anymore evenly Refer for details to next chapter 5 1 9 Integration time and Greyscale resolution Widget Brightness Figure 21 Brigh...

Page 19: ...5 1 11 Register map Widget Setting This is a service function for epc s customer support It is not transparent to the user Save registers On request of epc s customer support the user can read the set...

Page 20: ...the extremely short timeframes that are relevant for TOF there is an inherent temperature dependency that leads to a distance drift Therefore the epc TOF chips have integrated temperature sensors who...

Page 21: ...Brightness mode Grayscale image The 4 datasets DCS0 DCS3 are the amplitude values of the 4 sequential black white pictures with ambient light 5 1 17 Widget 2D Histogram of distance and DC light 3D mod...

Page 22: ...ulated readout amplitude values as numbers and histogram distributions Figure 32 The sample values of the 4 integration periods 5 1 19 Log dialog This function allows data logging for offline analysis...

Page 23: ...sion factor or reflectivity Examples A sheet of white paper has a remission of 90 whereas a dark carpet reflects only 5 Ambient light suppression In real world applications there will always be ambien...

Page 24: ...MOVING OBJECT REFLECTED LIGHT TIME T1 SAMPLE 1 TIME T2 SAMPLE 2 TIME T3 SAMPLE 3 TIME T4 SAMPLE 4 Figure 34 Measurement cycle with moving object 6 8 Transparent objects Transparent objects may distort...

Page 25: ...in our tools and respect the large amount of work the owners have done libusb 1 0 Copyright C 2007 2008 Daniel Drake Copyright C 2001 Johannes Erdfelt under LGPL License http www gnu org licenses lgp...

Page 26: ...of epc Resale of epc products or services with statements different from or beyond the parameters stated by epc for that product or service voids all express and any implied warranties for the associ...

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