ADLINK Technology 72XX Series Manual de usuario

Advance Technologies; Automate the World.

Manual Revision: 2.61

Revision Date: July 4, 2009

Part Number: 50-11104-2020

72XX Series

24/48/96-CH Digital I/O Card

User’s Manual

72XX Series

User’s Manual

Table of Contents iii

72XX Series

User’s Manual

Table of Contents

Table of Contents................................................................... iii

List of Figures....................................................................... vii

List of Tables.......................................................................... ix

1 Introduction ........................................................................ 1

1.1 Features............................................................................... 2

1.1.1 Digital I/O Ports.....................................................................2

1.1.2 Timer/Counter and Interrupt System ....................................2

1.1.3 Miscellaneous.......................................................................2

1.2 Applications ......................................................................... 2

1.3 Specifications....................................................................... 3

1.4 Software Support................................................................. 5

1.4.1 Programming Library............................................................5

2 Installation .......................................................................... 7

2.1 What You Have.................................................................... 7

2.2 Unpacking............................................................................ 8

2.3 PCB Layout.......................................................................... 9

2.3.1 PCI-7248/7224 PCB Layout ................................................9

2.3.2 PCI-7296 PCB Layout .........................................................9

2.3.3 cPCI-7248 PCB Layout ......................................................10

2.3.4 cPCI-7249R PCB Layout ...................................................10

2.3.5 PCIe-7248/7296 PCB Layout .............................................11

2.4 Hardware Installation......................................................... 12

2.4.1 PCI configuration ................................................................12

2.4.2 PCI/PCI Express slot selection...........................................12

2.5 Device Installation for Windows Systems.......................... 13

2.6 Connector Pin Assignment ................................................ 14

2.6.1 PCI-7224/7248/7296 & PCIe-7248/7296 Pin Assignment..14

iv Table of Contents

72XX Series

User’s Manual

2.6.2 cPCI-7248 Pin Assignment.................................................16

2.6.3 cPCI-7249R Pin Assignment ..............................................17

2.6.4 R7249 OPTO-22 Connectors..............................................18

2.7 Jumpers Description.......................................................... 19

2.7.1 Power on Status of Ports....................................................19

2.7.2 12V Power Supply Configuration........................................20

2.8 Termination Boards Connection ........................................ 21

3 Registers Format .............................................................. 23

3.1 PCI Plug and Play Registers.............................................. 23

3.2 I/O Address Map................................................................ 24

4 Operation Theory.............................................................. 25

4.1 Digital I/O Ports.................................................................. 25

4.1.1 Introduction.........................................................................25

4.1.2 8255 Mode 0.......................................................................25

4.1.3 Special Function of the DIO Signals...................................25

4.1.4 Digital I/O Port Programming..............................................26

4.1.5 Control Word.......................................................................27

4.1.6 Power On Configuration......................................................28

4.1.7 Note for Output Data...........................................................28

4.1.8 Note for cPCI-7249R...........................................................28

4.2 Timer/Counter Operation................................................... 29

4.2.1 Introduction.........................................................................29

4.2.2 General Purpose Timer/Counter.........................................30

4.2.3 Cascaded 32 Bits Timer......................................................30

4.2.4 Event Counter and Edge Control........................................30

4.3 Interrupt Multiplexing.......................................................... 31

4.3.1 Architecture.........................................................................31

4.3.2 IRQ Level Setting................................................................31

4.3.3 Note for Dual Interrupts.......................................................32

4.3.4 Interrupt Source Control......................................................32

Table of Contents v

72XX Series

User’s Manual

4.4 12V and 5V Power Supply................................................. 34

5 C/C++ Libraries................................................................. 35

5.1 Libraries Installation........................................................... 35

5.2 Programming Guide........................................................... 36

5.2.1 Naming Convention............................................................36

5.2.2 Data Types .........................................................................36

5.3 _7248/96_Initial ................................................................. 37

5.4 Digital Input........................................................................ 39

5.5 Digital Output..................................................................... 42

5.6 Configuration Port.............................................................. 43

5.7 Configuration Channel....................................................... 45

5.8 Set Interrupt Control .......................................................... 47

5.9 Timer Start......................................................................... 49

5.10 Timer Read........................................................................ 50

5.11 Timer Stop......................................................................... 51

5.12 Cascaded Timer ................................................................ 52

5.13 Get IRQ Status .................................................................. 53

5.14 Clear IRQ........................................................................... 55

5.15 Software Reset.................................................................. 56

5.16 Interrupt Start under Windows........................................... 57

5.17 Interrupt Stop under Windows ........................................... 59

vi Table of Contents

72XX Series

User’s Manual

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72XX Series

User’s Manual

List of Figures vii

List of Figures

Figure 2-1: PCI-7248/7224 PCB Layout ............................................9

Figure 2-2: PCI-7296 PCB Layout .....................................................9

Figure 2-3: cPCI-7248 PCB Layout..................................................10

Figure 2-4: cPCI-7249R Layout .......................................................10

Figure 2-5: PCIe-7248/7296 PCB Layout ........................................11

Figure 2-6: Pin assignments and power signals of 

PCI/PCIe-7224/7248/7296.............................................14

Figure 2-7: Pinout and power signals of cPCI-7248.........................16

Figure 2-8: R7249 OPTO-22 Connectors Pin Assignment ..............18

Figure 4-1: Control Word Format.....................................................27

Figure 4-2: Timer/counter system of 7248/96 series........................29

Figure 4-3: Dual Interrupt System of PCI-7224/7248/96..................31

72XX Series

User’s Manual

viii List of Figures

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List of Tables ix

72XX Series

User’s Manual

List of Tables

Table 2-1: Jumpers and Port names list.........................................19

Table 3-1: I/O Address Map............................................................24

Table 4-1: I/O Port Names..............................................................26

Table 4-2: Summary of control word (D0-D4).................................27

Table 4-3: ISC register format.........................................................33

Table 4-4: IRQ Trigger conditions...................................................33

Table 5-1: Data Types ....................................................................36

x ListofTables

72XX Series

User’s Manual

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