Advantech PCL-846 Specifications

PCL-8464-Port RS-422/485Interface Card

6 PCL-846 User's ManualInitial InspectionD e pending on the option y ou or dered, in ad dition to this man ual, youshould find the following it

Chapter 2 Hardware Installation 7Card InstallationWarning! Turn off your PC’s power supply whenever you installor remove the PCL-846 or its c

8 PCL-846 User's ManualCard ConfigurationThe ports on the PCL-846 card have jumpers and DIP switches whichrequir e conf igur ation bef ore the

Chapter 2 Hardware Installation 9I/O Address and Interrupt SetupNext, you will need to select an I/O base address, and port IRQ(interrupt req

10 PCL-846 User's ManualEnhanced ModeIn the enhanced mode , the car d base ad dress is set b y the user . Selectan address which is not alrea

Chapter 2 Hardware Installation 11The follo wing e xample sho ws ho w to set the car d base ad dr ess to 2F8.The switch sum is set to 2F8:

12 PCL-846 User's ManualIn this mode, each of the four ports can have IRQ channels setindividually. For each port, select an IRQ which is not

Chapter 2 Hardware Installation 13the correspondence between the status register bit which gets set to 0and the port assigned to generate an

14 PCL-846 User's ManualA4 A5 A6 A7 A8InterruptRegisterON ON ON ON ON 200HOFFONONONON210HON OFF ON ON ON 220HOFF OFF ON ON ON 230HON ON OFF ON

Chapter 2 Hardware Installation 15Speed Mode SelectionT he PCL-846 emplo ys a unique speed option tha t allo ws the user tochoose either no

Copyright NoticeThis documentation and the software included with this product arecopyrighted 2001 by Advantech Co., Ltd. All rights are reserved.Adva

16 PCL-846 User's ManualEnable Mode Selection (JP4, JP6, JP8,JP10)Jumpers JP4, JP6, JP8 and JP10 set the driver enable mode selectionsof ports

3SoftwareInstallationCHAPTER

18 PCL-846 User's ManualOperating Environment SelectionSet jumper 15 (JP15) to correspond with your desired softwareoperating environment. Conn

Chapter 3 Software Installation 19FFFFFolloolloolloolloollowing completion of installawing completion of installawing completion of installaw

20 PCL-846 User's ManualShare IRQ:Share IRQ:Share IRQ:Share IRQ:Share IRQ: 3, 4, 5, 6, 7, 9, 10, 11, 12, 15VVVVVector ector ector ector ector

Chapter 4 Wiring 214WiringCHAPTER

22 PCL-846 Series User's ManualPin assignmentsThe following figures show the pin assignments for the card's DB-9connectors in RS-422 and R

Chapter 4 Wiring 23RS-485 signal wiringThe RS-485 standard supports half-duplex communication. Thismeans that just two wires are needed to both

24 PCL-846 Series User's ManualTermination resistor setupYou can install termination resistors if necessary for impedancematching. The card has

Appendix A PC I/O Address Assignments 25APC I/O AddressReferenceAPPENDIX

ContentsChapter 1: Introduction ... 1Description ...

26 PCL-846 User's ManualPC I/O Address UsageThe follo wing ta b le indica tes the PC I/O ad dr ess usa g e assignment. T oprevent conflicting

Appendix B Quick Reference 27BQuickReferenceAPPENDIX

28 PCL-846 User's ManualØ Switch Setting· IRQ ModeDIP 1 (MODE 0) of S2 is used to set the IRQ mode of this card.DIP1 : ON (Upper) position è

Appendix B Quick Reference 29· STANDARD/ ENHANCED ModeSTANDARD MODE: In this mode, the I/O addresses and IRQ levelsof each port are set to thei

30 PCL-846 User's ManualØ Enable mode selection: (JP4, JP6, JP8, JP10)·Auto: automatically senses the direction of data flow·RTS: high RTS si

RS-422 signal wiring ... 22RS-485 signal wiring ...

1IntroductionCHAPTER

2 PCL-846 User's ManualDescriptionPCL-846 ser ies cards provide f our inde pendent RS-422/485 ser ialports on a card. Each port has a 16C550 UA

Chapter 1 Introduction 3•Pr ovides 2000 VDC surge pr otection (PCL-846B)• Space reserved for termination resistors• Supports 2 wire or 4 wi

4 PCL-846 User's ManualFigure 1-2: PCL-846 switch and jumper layoutCard Jumper Layout

2HardwareInstallationCHAPTER