Basler A620f Uživatelský manuál stáhnout pdf (Strana 22)

Basic Operation & Standard Features

3-2 BASLER A620

DRAFT

The image buffer between the sensor and the link layer controller allows data to be read out of the

sensor at a rate that is independent of the of the data transmission rate between the camera and

the host computer. This ensures that the data transmission rate has no influence on image quality.

Figure 3-1: A620

f Sensor Architecture

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 143 144

USER’S MANUAL 1
Table of Contents 5
Contents 8
IV BASLER A620 8
1 Introduction 9
1.2 Camera Models 10
1.4 Spectral Response 11
1.6 Precautions 12
2 Camera Interface 13
2.1.2 Pin Assignments 14
2.1.3 Connector Types 15
2.2 Cables 16
2.3 Camera Power 16
2.5 Input and Output Ports 17
Camera Interface 18
2-6 BASLER A620 18
Figure 2-3: I/O Schematic 18
2.5.3 Typical Input Circuits 19
2.5.4 Typical Output Circuits 20
3 Basic Operation and 21
Standard Features 21
3.3 Exposure Control 24
Why Use the Software Trigger? 29
Exposure Modes 30
3-14 BASLER A620 34
3.3.7 Frame Buffering 35
3.4 Trigger Ready Signal 37
3.5 Integrate Enabled Signal 38
3.6 Gain and Brightness 39
3.6.2 Setting the Brightness 40
3.7 Area of Interest (AOI) 41
Shutter Efficiency 46
Format 7, Mode 0 52
3.13 Error Flags 53
3-34 BASLER A620 54
4 Configuring the Camera 55
4.3 Configuration ROM 56
4.4.1 Inquiry Registers 57
Configuring the Camera 58
4-4 BASLER A620 58
4-6 BASLER A620 60
4-8 BASLER A620 62
4-10 BASLER A620 64
4-14 BASLER A620 68
4-16 BASLER A620 70
4-18 BASLER A620 72
4-20 BASLER A620 74
4-22 BASLER A620 76
4-24 BASLER A620 78
4-26 BASLER A620 80
4-28 BASLER A620 82
4-30 BASLER A620 84
4-32 BASLER A620 86
4-34 BASLER A620 88
4-38 BASLER A620 92
5 Image Data Formats and 95
Structures 95
5.2.1 Format 0, Mode 1 96
5.2.2 Format 0, Mode 5 96
5.2.3 Format 0, Mode 6 96
5.2.4 Format 1, Mode 2 96
5.2.5 Format 1, Mode 5 97
5.2.6 Format 1, Mode 6 97
5.2.7 Format 1, Mode 7 97
5.2.8 Format 2, Mode 2 97
5.2.9 Format 2, Mode 6 97
5.3 Image Data Formats 98
5.4 Image Data Structure 101
Features Framework 103
6.7.1 Extended Data Stream 111
Smart Features 112
6-10 BASLER A620 112
6.7.2 Frame Counter 113
6.7.3 Cycle Time Stamp 114
6.7.4 DCAM Values 115
DCAM Values Chunk Layout 116
BASLER A620 117
6.7.5 CRC Checksum 118
CRC Checksum Chunk Layout 119
6.7.6 Test Images 121
Test Image Two 122
Test Image Three 122
6.7.8 Lookup Table 125
6-30 BASLER A620 132
6.8 Customized Smart Features 133
6-32 BASLER A620 134
7 Mechanical Considerations 135
Mechanical Considerations 137
7-4 BASLER A620 138
Revision History 139
Feedback 141

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