Acces I/O products 104-AIO16A, Руководство пользователя

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Manual 104-AIO16A and 104-AIO16E 4
TABLE OF CONTENTS
Ordering Guide ..........................................................................................................................3
Optional accessories .................................................................................................................3
Chapter 1: Introduction ...................................................................................... 5
Features ......................................................................................................................................5
Functional Description ..............................................................................................................5
Figure 1-1: Block Diagram......................................................................................................6
Analog Inputs .............................................................................................................................6
Table 1-1: Analog Input Range Selection...............................................................................7
A/D Start ......................................................................................................................................7
Oversample ................................................................................................................................7
Calibration ..................................................................................................................................7
A/D FIFO ......................................................................................................................................8
Interrupt Request (IRQ) .............................................................................................................8
Analog Outputs (DAC) ...............................................................................................................8
Digital I/O ....................................................................................................................................8
Counter/Timer ............................................................................................................................8
Model Options ........................................................................................................................9
Included with your board ......................................................................................................9
Chapter 2: Installation ...................................................................................... 10
Software CD Installation .........................................................................................................10
To Install the Board .............................................................................................................11
Figure 2-1: PC/104 Key Information.....................................................................................11
Chapter 3: Option Selection ............................................................................ 12
Figure 3-1: Option Selection Map.........................................................................................12
Setting the Base Address .......................................................................................................13
Table 3-1 : Base Address Jumper Configuration...................................................................13
Chapter 4: Base Address Selection ................................................................ 14
Table 4-1: Hex Conversion ...................................................................................................14
Chapter 5: Programming ................................................................................. 15
Table 5-1: Register Definitions .............................................................................................15
Writing to the EEPROM ...........................................................................................................21
Reading from the EEPROM .....................................................................................................22
Chapter 6: Connector Pin Assignments ......................................................... 25
Table 6-1: P1, 26-pin Right-Angle Header, Analog Inputs, Analog Outputs ........................25
Table 6-2: P2, 44-pin Right-Angle Header, Digital I/O & Counter/Timers ............................26
Table 6-3: P3, 8-pin Right-Angle Header, External Power...................................................26
Chapter 7: Specifications ................................................................................ 27
Analog Inputs ...........................................................................................................................27
Digital I/O ..................................................................................................................................27
Environmental ..........................................................................................................................27
Appendix A: 82C54 Counter Timer Operation ............................................... 28
Operational Modes ..................................................................................................................28
Programming ............................................................................................................................29
Reading and Loading the Counters .......................................................................................30
Appendix B: Calibration .................................................................................. 32
Breakdown: Calibrating the DACs .........................................................................................33
Step-By-Step: Calibrating the DACs ......................................................................................34
Breakdown: Calibrating the A/D .............................................................................................35
Step-By-Step: Calibrating the A/D ..........................................................................................36
Table B-1: Factory EEPROM Calibration Locations.............................................................38
Customer Comments ....................................................................................... 39