Technologic Systems TS-SER4 Manual
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Technologic Systems TS-SER4 Manual

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Summary of Contents for Technologic Systems TS-SER4

  • Page 1 TS-SER4 Manual...
  • Page 2 16525 East Laser Drive Fountain Hills, AZ 85268 480-837-5200 FAX 837-5300 info@embeddedx86.com http://www.embeddedx86.com/ This revision of the manual is dated June 05, 2009 All modifications from previous versions are listed in the appendix. Copyright © 1998-2009 by Technologic Systems, Inc. All rights reserved.

  • Page 3: Limited Warranty

    Limited Warranty Technologic Systems warrants this product to be free of defects in material and workmanship for a period of one year from date of purchase. During this warranty period Technologic Systems will repair or replace the defective unit in accordance with the...

  • Page 4: Table Of Contents

    Table of Contents Limited Warranty..........................3 Introduction ........................... 5 PC/104 Bus Interface......................5 Serial Ports ........................... 5 COM Port Selection ......................6 Control and Status Registers....................7 Interrupt Selection......................... 8 RS-485 and RS-422 ......................9 2X Baud Clock ........................9 Jumpers JP1, JP2.........................

  • Page 5: Introduction

    Introduction The TS-SER4 is a PC/104 expansion card with four serial ports using the PC standard 16C550 type UARTs (with 16-byte FIFOs). All four COM ports support RS-232 levels and two of these COM ports can optionally support RS-422/ RS-485 levels.

  • Page 6: Com Port Selection

    (up to 1 Megabit/sec) or non-standard baud rates easily. The PC/104 OSC signal is always used as the clock source except when a crystal oscillator is installed. When a crystal oscillator is installed, it is always used to Figure 1 - Serial Port Header Pin Location derive the baud clock.

  • Page 7: Control And Status Registers

    Table 4 – COM port I/O locations Control and Status Registers There are four registers on each TS-SER4 board (unrelated to the UARTs). These registers are documented in Table 5 below. The first three registers are “Read Only” while in the fourth register bit 7 is “Read/Write” and bits 0-6 are “Read Only”. For all registers, if a condition is true, a logic “1”...

  • Page 8: Interrupt Selection

    J_irq4 J_irq2 J_irq1 Base + 3 En_485 OP_485 J_JP3 J_JP2 J_JP1 J_2xBaud J_2irq Table 5 - TS-SER4 Control and Status Registers Interrupt Selection The TS-SER4 has four interrupt Jumper Jumper Jumper Jumper Jumper sources (COM_A thru COM_D) that IRQ1 IRQ2...

  • Page 9: Rs-485 And Rs-422

    RTS is asserted during boot. The BIOS and some Operating Systems toggle RTS during boot, which could cause it to “jam” the RS-485 bus. There is also a status bit indicates if the TS-SER4 is populated with the RS-485 option. 2X Baud Clock The Jumper labeled “2x Baud”...

  • Page 10: 10. Temperature Range

    10. Temperature Range The TS-SER4 is available in both standard temperature (0-70 degrees Celsius) and in extended temperature range of –40 to +85 degrees Celsius.

  • Page 11: Appendix A Visuals

    Appendix A Visuals Appendix B Manual Revisions Date Revision 04.30.2003 Document Created 06.05.2009 Updated mailing address...

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