Advantech PCI-1751, Руководство пользователя

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vii PCI-1751 User Manual
Contents
Chapter 1 General Information ............................1
1.1 Introduction ............................................................................................... 2
1.1.1
Numbering Convention ................................................................. 2
1.2 Features .................................................................................................... 2
1.3 Applications............................................................................................... 2
1.4 Installation Guide ...................................................................................... 3
1.5 Software Overview .................................................................................... 3
1.6 Accessories............................................................................................... 3
Chapter 2 Installation ............................................5
2.1 Unpacking ................................................................................................. 6
2.2 Hardware Installation ................................................................................ 7
Chapter 3 Signal Connections .............................9
3.1 Overview ................................................................................................. 10
3.2 Switch and Jumper Settings.................................................................... 10
Figure 3.1 Location of connectors and jumpers......................... 10
Table 3.1: Summary of Jumper Settings ................................... 11
Table 3.2: Board ID setting (SW1)............................................. 12
3.3 Pin Assignments ..................................................................................... 12
3.4 Digital I/O Ports ....................................................................................... 13
Table 3.3: Bit map of Port Configuration Register ..................... 13
3.5 Timer/Counter Operation ........................................................................ 15
3.6 Interrupt Function .................................................................................... 16
Table 3.4: Interrupt Control Register Bit Map ............................ 16
Table 3.5: Interrupt Mode Bit Values ......................................... 17
Table 3.6: Triggering Edge Control Bit Values .......................... 17
Table 3.7: Interrupt Flag Bit Values ........................................... 17
Appendix A Specifications ....................................19
A.1 PCI-1751 Specifications.......................................................................... 20
Table A.1: Digital Input............................................................... 20
Table A.2: Digital Output............................................................ 20
Table A.3: Counter / Timer......................................................... 20
Table A.4: General Specifications.............................................. 20
Appendix B Block Diagram ...................................21
B.1 PCI-1751 Block Diagram......................................................................... 22
Appendix C Function of 8254 Counter Chip ........23
C.1 The Intel 8254 ......................................................................................... 24
C.2 Counter Read/Write and Control Registers............................................. 24
C.3 Counter Operating Modes....................................................................... 26
C.3.1
MODE 0 - Stop on Terminal Count ............................................. 26
C.3.2 MODE 1 - Programmable One-shot............................................ 26