Advantech PCI-1751U Manuel d'utilisateur

PCI-1751U48-bit Digital Input/Output Card with Universal PCI BusUser Manual

PCI-1751U User Manual 6Chapter 2 Installation2.1 Initial InspectionBefore starting to install the PCI-1751U, make sure there is no visible damage on

7 Chapter 2 2.3 Jumper SettingsWe designed the PCI-1751U with ease-of-use in mind. It is a "plug and play" card, i.e. the system BIOS ass

PCI-1751U User Manual 82.3.2 Using Jumpers to Set Ports as Output PortsBy shorting the lower two pins of the jumpers JPA0, JPB0, JPC0L, JPC0H, JPA1, J

9 Chapter 2 2.3.4 Select Clock Source of Timers and CounterJumpers JP1, JP2 and JP3 are used to select the clock source of Timer 0, Timer 1 and Count

PCI-1751U User Manual 102.4 Setting the BoardID Switch (SW1)You can use the BoardID command (0x20) to get the board’s unique identifier. PCI-1751U h

11 Chapter 2 2.5 PCI-1751U Block DiagramFigure 2.2: PCI-1751U Block Diagram

PCI-1751U User Manual 122.6 Pin AssignmentsPort0:PA00 ~ PA07: I/O pins of Port A0PB00 ~ PB07: I/O pins of Port B0PC00 ~ PC07: I/O pins of Port C0Port

13 Chapter 2 2.7 Installation InstructionsThe PCI-1751U can be installed in any PCI slot in the computer. How-ever, refer to the computer user&apos

PCI-1751U User Manual 14

2CHAPTER 3Operation

PCI-1751U User Manual iiCopyrightThis documentation and the software included with this product are copy-righted 2004 by Advantech Co., Ltd. All right

PCI-1751U User Manual 16Chapter 3 Installation3.1 Operation This chapter describes the operating characteristics of the PCI-1751U. The driver softw

17 Chapter 3 3.2.3 Interrupt Function of the DIO SignalsTwo I/O pins (PC00 and PC10) can be used to generate hardware inter-rupts. A user can program

PCI-1751U User Manual 18If the jumper JA1 is enabled and the initial configuration is caused by a reset, all ports will return to the states they had

19 Chapter 3 3.3 Timer/Counter Operation3.3.1 IntroductionThe PCI-1751U includes one 8254 compatible programmable timer/counter chip which provides

PCI-1751U User Manual 20Setting jumper JP1 sets the clock source of Timer 0 to be external, and this allows Timer 0 and Timer 1 to be cascaded into a

21 Chapter 3 3.4 Interrupt Function3.4.1 IntroductionTwo lines in each I/O port (C0 and C4) and two of the three counter out-puts (Timer 1 and Count

PCI-1751U User Manual 223.4.4 Interrupt Source ControlThe "mode bits" in the interrupt control register determine the allowable sources of s

23 Chapter 3 3.4.5 Interrupt Triggering Edge Control The interrupt can be triggered by a rising edge or a falling edge of the interrupt signal, selec

PCI-1751U User Manual 24

2 APPENDIX AFunction of 8254 Counter Chip

iii Table of ContentsContentsChapter 1 General Information ... 21.1 Introduction ...

PCI-1751U User’s Manual 26Appendix A Function of 8254 Counter ChipA.1 The Intel 8254The PCI-1751U uses the Intel 8254 compatible programmable interv

27 Appendix A The data format for the control register appears below:BASE+27 8254 control, standard modeBit D7D6D5D4D3D2D1D0Value SC1 SC0 RW1 RW0 M2

PCI-1751U User’s Manual 28BCD Select binary or BCD countingBCD Type0 Binary counting 16-bits1 Binary coded decimal (BCD) countingIf you set the module

29 Appendix A A.3 Counter Operating ModesA.3.1 MODE 0 – Stop on Terminal CountThe output will be initially low after you set this mode of operation.

PCI-1751U User’s Manual 30A.3.4 MODE 3 – Square Wave GeneratorThis mode is similar to Mode 2, except that the output will remain high until one half o

31 Appendix A A.4 Counter OperationsA.4.1 Read/Write OperationBefore you write the initial count to each counter, you must first specify the read/wr

PCI-1751U User’s Manual 32counters at the same time. A subsequent read operation on the selected counter will retrieve the latched value.A.5 Counter

2 APPENDIX BRegister Format of PCI-1751U

PCI-1751U User’s Manual 34Appendix B Register Format of PCI-1751UBase Address + (Decimal)FunctionRead Write0 Port A0 Port A01 Port B0 Port B02 Port C

PCI-1751U User Manual iv3.3.3 Counter 2 ... 203.3.4 Timer/Counter Frequency and Int

2CHAPTER 1General Information

PCI-1751U User Manual 2Chapter 1 General Information1.1 IntroductionThe PCI-1751U is a 48-bit DI/O and counter/timer card with Universal PCI bus. It

3 Chapter 1 • High density SCSI 68-pin connector• Output status readback• Two 16-bit timers can be cascaded to one 32-bit timer, and can generate

PCI-1751U User Manual 41.1.7 Interrupt Source • PC00, PC04, PC10, PC14, Timer 1 and Counter 2.1.1.8 Transfer Rate(This value depends on software and

2CHAPTER 2Installation