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DAS-1802HC
Keithley DAS-1802HC Manuals
Manuals and User Guides for Keithley DAS-1802HC. We have
1
Keithley DAS-1802HC manual available for free PDF download: User Manual
Keithley DAS-1802HC User Manual (123 pages)
Brand:
Keithley
| Category:
I/O Systems
| Size: 3.6 MB
Table of Contents
Table of Contents
9
Preface
15
1 Overview
17
Supporting Software
18
Accessories
19
2 Functional Description
21
Analog Input Features
23
Differential/Single-Ended Selection
23
Unipolar/Bipolar Selection
23
Channel-Gain Selection
24
Gains and Ranges
24
Table 2-1. DAS-1801HC Gains and Ranges for Unipolar and Bipolar Modes
24
Table 2-2. DAS-1802HC Gains and Ranges for Unipolar and Bipolar Modes
24
Maximum Achievable Throughput Rates
25
Table 2-3. Throughput for Channel-To-Channel Sampling in Bipolar Mode with Fixed Gain
26
Table 2-4. Throughput for Channel-To-Channel Sampling in Unipolar Mode with Fixed Gain
27
Table 2-5. Maximum Throughput for DAS-1801HC
27
Table 2-6. Maximum Throughput for DAS-1801HC
28
Table 2-7. Maximum Throughput for DAS-1802HC
28
Data Conversion Modes
29
Table 2-8. Maximum Throughput for DAS-1802HC
29
Clock Sources
30
Figure 2-2. Timing of Conversion Modes
30
Pacer Clock
31
Burst Mode Conversion Clock
32
Triggers
32
Figure 2-3. Enabling Conversions with Software Triggering/Gating and with Internal
33
About-Trigger Acquisition
34
Figure 2-4. Enabling Conversions with a Hardware Trigger
34
Pre-Trigger Acquisition
34
Post-Trigger Acquisition
35
Gates
35
Data Transfer Modes
36
Figure 2-5. Hardware Gate
36
Analog Output Features
37
Digital I/O Features
38
Using Digital Inputs and Outputs
38
Using Digital Control Signal DOSTB
38
Using Digital Control Signal TGOUT
39
Figure 2-6. Timing Relationship between Data from DO0 to DO7 and Latch Strobe DOSTB
39
Using Digital Control Signal SSHO
40
Figure 2-7. Timing for the Generation of TGOUT
40
Assigning an Interrupt
41
Figure 2-8. Timing for SSHO Generation When Not Used for SSH Hardware
41
Power
42
3 Setup and Installation
43
Unwrapping and Inspecting Your Board
43
Installing the Software
44
Installing the DAS-1800HC Series Standard Software Package
44
Before Installing Driverlinx
44
Selecting the Driverlinx Components to Install
45
Installing Driverlinx
45
Setting the Base Address
47
Figure 3-1. Location of Base Address Switch
47
Installing the Board
48
Configuring the DAS-1800HC Board with Driverlinx
48
Table 3-1. I/O Address Map (000H to 3FFH)
49
4 Cabling and Wiring
53
Attaching an STA-1800HC
53
Figure 4-1. Pin Assignments for the Main I/O Connector of the DAS-1800HC Series Boards
54
Figure 4-2. Pin Assignments for the Main I/O Connector of the STA-1800HC
55
Figure 4-3. Cabling and Connections for Attaching an
56
Attaching the CJC Circuit of an STA-1800HC
57
Figure 4-4. CJC Circuit Schematic
57
Figure 4-5. Location of CJC Circuit Screw
57
Attaching a CONN-1800HC
58
Figure 4-6. Cabling and Connections for Attaching a CONN-1800HC to a DAS-1800HC
58
Attaching an SSH-8
59
Figure 4-7. Cabling and Connections for Attaching SSH-8 Accessories to a DAS-1800HC Series Board
59
Attaching MB01 Backplanes
60
Figure 4-8. Cabling and Connections for Attaching MB01
60
Attaching an STP-100
61
Figure 4-9. Attaching an STP-100
61
Connecting Signals
62
Precautions
62
Precautions for Using DAS-1801HC Boards
62
Additional Precautions
63
Connecting a Signal to a Single-Ended Analog Input
64
Connecting a Signal to a Differential Analog Input
64
Common Connection Schemes for Differential Inputs
64
Figure 4-10. Connections for Wiring a Signal Source to a
64
Figure 4-11. Three Types of Connections for Wiring a Signal
65
Avoiding Ground Loops with Differential Inputs
66
Connecting Analog Output Signals
67
Connecting Digital I/O Signals
67
Connecting Digital Control Signals
67
Connecting and Synchronizing Multiple Boards
68
Figure 4-14. Two Connection Schemes for Synchronizing Multiple Boards
68
5 Testing the Board
70
Driverlinx Analog I/O Panel
70
Test Panel Application
71
6 Calibration
72
Equipment Requirements
72
Potentiometers and Test Points
72
Driverlinx Calibration Utility
73
Figure 6-1. Potentiometers and Test Points on the
73
7 Troubleshooting
74
Problem Isolation
74
Using the Driverlinx Event Viewer
74
Device Initialization Error Messages
75
Identifying Symptoms and Possible Causes
76
Table 7-1. Troubleshooting Information
76
Testing the Board and Host Computer
78
Testing the Accessory Slot and I/O Connections
79
Technical Support
79
Specifications
82
Table A-1. Analog Input Specifications
82
Connector Pin Assignments
87
I/O Connector Pin Assignments
87
Figure B-1. Pin Assignments for the Main I/O Connector of DAS-1800HC Series Boards
88
Figure B-2. Pin Assignments for the Main I/O Connectors of the STA-1800HC, STP-100, and CONN-1800HC
89
STA-1800HC and CONN-1800HC 37-Pin D Connectors
90
Figure B-3. Connector J1
90
Figure B-4. Connector J2
90
Figure B-5. Connector J3
91
Figure B-6. Accessory Connector J4
91
Driverlinx Configuration Notes
92
Configuration
92
Model
93
Address
94
Calibrate
94
A/D Channels
94
A/D Volts
94
D/A Volts
94
Ai Irq
95
Ai Dma 1, Ao Dma 1
95
Clock
95
Special Device Settings
95
Common-Mode Reference
95
Number of EXP-1800S
96
Simultaneous Sample and Hold Configuration
96
Disable AO Recycle Mode
96
Implementation Notes
97
Table C-1. Modes Supported by DAS-1800 Models
97
Table C-2. Allowed Operations and Events for Supported Subsystem Modes
98
Analog Input Subsystem
99
Analog Input Initialization
99
Internal Clocking
100
Burst Mode Sampling
100
Repeat Mode Sampling
100
External Clocking
101
External Triggering
101
External Gating
101
Simultaneous Sampling
101
Analog Input Multiplexer
102
Table C-3. Table of Logical Channel Numbers for Eight External EXP-1800 Multiplexers
103
Data Coding
104
Table C-4. Input Voltage and A/D Binary Value
105
Table C-5. Input Voltage and A/D Binary Value
105
A/D Conversion Delay
106
A/D Data Lost
106
Analog Output Subsystem
106
Table C-6. Input Voltage and A/D Binary Value
106
Analog Output Initialization
108
Internal Clocking
108
Synchronous Analog Input/Output Clocking
108
External Clocking
109
External Triggering
109
Data Coding
110
D/A Conversion Delay
111
Table C-7. Binary Values and D/A Voltage
111
D/A Data Lost
112
Digital Input and Output Subsystems
112
Logical Channels
112
Table C-8. Logical Channels and Physical Digital I/O
112
Digital Input Initialization
113
Digital Output Initialization
113
Digital I/O Conversion Delay
113
Digital I/O Data Lost
114
Counter/Timer Subsystem
114
Counter/Timer Initialization
114
Counter/Timer Interrupt
114
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