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Texas Instruments MC-780PIx, User Manual

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Texas Instruments MC-780PIx User Manual Download Page 28

Continuous Shutter

4-2

Using the Shutter Modes

4.1

Continuous Shutter

On the rear panel mode switch SW3, set switch 1 to ON and switch 2 to OFF.
Use the shutter speed control switch SW1 to set the shutter speed. Figure 4–1
shows the continuous shutter speed control timing.

Figure 4–1. Continuous Shutter Speed-Control Timing

249

 µ

s (PIA)

142

 µ

s (PIH)

1 Field

Read out

Field indicator (high)

Shutter monitor out

Summary of Contents for MC-780PIx

Page 1: ...MC 780PIx CCD Camera User s Guide SOCU006 July 1998 Printed on Recycled Paper...

Page 2: ...ONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH PERSONAL INJURY OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE CRITICAL APPLICATIONS TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED AUTHORIZED OR WARRANT...

Page 3: ...ion with the products before during and after installation Information About Cautions and Warnings This book may contain cautions and warnings This is an example of a caution statement A caution state...

Page 4: ...4 2324 33 1 3070 1032 dsph ti com http www ti com dsps 713 274 2323 8 N 1 44 2 3422 3248 ftp ti com mirrors tms320bbs 192 94 94 53 Ask questions about micro controller product operation or report susp...

Page 5: ...1 2 3 2 2 2 External Synchronization Terminal Resistance Switch SW4 2 4 2 2 3 Mode Switches SW3 2 4 2 2 4 Gain Mode Switch SW2 2 5 2 2 5 Gain Variable Volume Control VR1 2 5 2 2 6 DC IN Terminal 2 6 2...

Page 6: ...Initial Switch Settings 5 2 6 Precautions for Use 6 1 6 1 Precautions for Use 6 2 6 1 1 Power Source 6 2 6 1 2 Heat Reduction 6 2 6 1 3 Locations for Use and Storage 6 2 6 2 Maintenance 6 3 7 Specific...

Page 7: ...Output Switch S1 2 9 2 8 Gamma Switch SW1 2 9 2 9 AC DC Output Switch SW4 2 10 2 10 Outline Emphasis Circuit ON OFF Switch SW2 2 10 3 1 External Sync Timing 3 2 3 2 External Sync With No Interlace 3 3...

Page 8: ...Terminal 2 7 2 8 SYNC Signal HD VD Input Output Switch SW1 2 8 2 9 Option Output Switch S1 2 9 2 10 Gamma Switch SW1 2 9 2 11 AC DC Output Switch SW4 2 10 2 12 Outline Emphasis Circuit ON OFF Switch S...

Page 9: ...operation and characteristics of the MC 780PIA and MC780PIH video cameras This chapter gives an overview of the cameras and their features Please read and keep this document as a reference Topic Page...

Page 10: ...d or M manual adjust using the internal switches for gamma charac terisitcs it is possible to select ON corrected 0 45 and OFF uncorrected 1 1 1 3 External Sync The camera module can be operated with...

Page 11: ...Other Features 1 3 Overview 1 2 Other Features Long life span high reliability Low distortion high precision image High near infrared sensitivity Quick starting...

Page 12: ...1 4 Overview...

Page 13: ...nent Nomenclature and Use of Each Component This chapter describes the location and use of components connectors and controls Topic Page 2 1 Mounting System 2 2 2 2 Rear Panel Switches and Terminals 2...

Page 14: ...screws located on the ring The lens can also be brought back closer to the CCD by removing the focus ring 2 1 2 Mounting Holes A There are four screw holes on the top and bottom for mounting the came...

Page 15: ...r Panel SW1 SW4 SW3 SW2 VR1 DC IN LENS DC IN SYNC 2 2 1 Shutter Speed Control Switch SW1 Switch SW1 sets the electronic shutter speed Table 2 1 shows the shutter speed settings Table 2 1 Shutter Speed...

Page 16: ...and Table 2 4 Table 2 3 Mode Switches SW3 Switch No Mode Operation 1 Shutter 1 Refer to list below 2 Shutter 2 Refer to list below 3 External sync ON for external sync 4 External sync ON for external...

Page 17: ...source is supplied by the AC adaptor PS 780 12J When a different type of power source is used the connector standard must conform to EIAJ RC 5320A Voltage Classification 4 2 2 7 LENS Terminal When th...

Page 18: ...e from the camera module and inputs outputs sync signals through cable connector HR10A 10P 12S Table 2 7 lists the terminal pins signals and levels Table 2 7 DC IN SYNC Terminal Pin No Input Output Si...

Page 19: ...side Clock board outside Connectors Bottom Lens Processor board outside 2 3 1 SYNC Signal HD VD Input Output Switch SW1 Switch SW1 selects between internal sync output and external sync input Table 2...

Page 20: ...n Table 2 10 and shown in Figure 2 8 Table 2 10 Gamma Switch SW1 Switch Position Gamma Characteristics Upper gamma 1 OFF Center Not used Lower gamma 0 45 ON Figure 2 8 Gamma Switch SW1 Upper Center Lo...

Page 21: ...es the image easier to see by emphasizing the image outline when the camera is used for surveillance Table 2 12 lists the switch positions and functions and Figure 2 10 shows the switch Table 2 12 Out...

Page 22: ...2 10 Nomenclature and Use of Each Component...

Page 23: ...al sync sig nal When using external sync set the clock board s sync signal input output switch SW1 to the external sync signal in upper switch position and switches 3 and 4 to the mode switch SW3 loca...

Page 24: ...4 kHz 1 63 5 s 1 VD signals 262 5 H Phase In Figure 3 1 when the last VD transition is between 47 42 s ahead and 16 13 s behind relative to the last HD transition it becomes the ODD field When the las...

Page 25: ...ch 5 of mode switch SW3 to OFF 3 2 1 External Sync Signal Input Conditions HD signals 15 734 kHz 1 63 5 s 1 VD signals 244 1021 H see Notes 1 and 2 Phase Figure 3 2 External Sync With No Interlace HD...

Page 26: ...3 4 Using the External SYNC Mode...

Page 27: ...Modes This chapter describes the various shutter modes and how to use them Topic Page 4 1 Continuous Shutter 4 2 4 2 Random Shutter Fixed V Sync 4 3 4 3 Random Shutter V Sync Reset 4 4 4 4 VI Mode Shu...

Page 28: ...SW3 set switch 1 to ON and switch 2 to OFF Use the shutter speed control switch SW1 to set the shutter speed Figure 4 1 shows the continuous shutter speed control timing Figure 4 1 Continuous Shutter...

Page 29: ...W1 to set the shutter speed The random shutter operates only when the shutter command has been added so continuous shutter is the normal operating mode Figure 4 2 shows the random shutter speed contro...

Page 30: ...et the shutter speed Figure 4 3 shows the random shutter speed control timing with V sync reset The random shutter operates only when the shutter command has been added so continuous shutter is the no...

Page 31: ...external VI command is input expo sure will occur for the period of the command This mode is only for non inter lace The image quality may be lower due to timed exposures use accordingly Figure 4 4 s...

Page 32: ...ts black The lower part of the image cannot output to the extent of the line count conforming to the shutter speed Table 4 1 Line Table Corresponding to Shutter Speeds Shutter Speed MC 7890PIA MC 780P...

Page 33: ...5 1 Initial Settings Initial Settings This chapter describes the modes of operation and the initial switch settings Topic Page 5 1 Modes and Initial Switch Settings 5 2 Chapter 5...

Page 34: ...er OFF Rear panel SW3 1 2 OFF 1 60 seconds continuous shutter Random shutter V fixed Random shutter V reset VI shutter optional exposure period Internal External Sync Internal sync Rear panel SW3 4 In...

Page 35: ...6 1 Precautions for Use Precautions for Use Topic Page 6 1 Precautions for Use 6 2 6 2 Maintenance 6 3 Chapter 6...

Page 36: ...ry to use forced air conditioning 6 1 3 Locations for Use and Storage Do not operate or store the camera in the following locations Locations of extreme heat or cold The proper temperature for use is...

Page 37: ...orcefully can damage the glass or create static electricity that can damage the CCD Use a soft dry cloth to clean dirt off the exterior If it is extremely dirty use a small amount of a neutral deterge...

Page 38: ...6 4 Precautions for Use...

Page 39: ...7 1 Specifications Specifications This chapter lists the specifications for the cameras Topic Page 7 1 Image System 7 2 7 2 Optical Elements and Other Specifications 7 3 Chapter 7...

Page 40: ...CD TI manufactured CCD TC241 30 Effective Pixel Count 754 484 horizontal vertical Sensor Screen Area 2 3 inch format screen size 8 8 mm 6 6 mm Signal System Based on EIA 170A system Table 7 2 MC 780PI...

Page 41: ...MC 780PIA over 53 dB MC 780PIH over 55 dB Gain Auto gain adjust fixed gain variable gain gamma Characteristics gamma 1 0 45 White Clip 120IRE 15IRE Shutter Modes Continuous shutter random shutter VI m...

Page 42: ...7 4 Specifications...

Page 43: ...8 1 Exterior Dimensions Exterior Dimensions This chapter lists exterior dimensions Topic Page 8 1 Exterior Dimensions 8 2 Chapter 8...

Page 44: ...shows the exterior dimensions for the camera The following notes apply 1 unit mm 2 Since the focus ring is adjustable this is the middle value 1 2 mm 3 The TI logo for the camera cover is a sticker wi...

Page 45: ...Dimensions Figure 8 1 Exterior Dimensions Optical Center 44 22 48 27 DC 12 V 500 mA VIDEO OUT LENS DC IN SYNC 40 112 93 13 8 79 14 14 23 10 4 M2 6 4 5 2 M4 5 U1 4 2OUNC 6 15 15 22 79 10 15 15 22 4 M2...

Page 46: ...8 4 Exterior Dimensions...

Page 47: ...9 1 Other Issues Other Issues This chapter discusses cable and connector issues Topic Page 9 1 Connectors 9 2 Chapter 9...

Page 48: ...ts of Hirose Electrical Co Main Business Office Gotanda I S Building 10th Floor 1 11 Osaki 5 chome Shinagawa ku Tokyo 141 Telephone 03 3492 2162 Fax 03 3490 9229 Osaka Business Office 2 22 Tai deramac...

Page 49: ...ONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH PERSONAL INJURY OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE CRITICAL APPLICATIONS TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED AUTHORIZED OR WARRANT...

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