ACTiSYS IR8200D Design Specification

Irda compliant protocol processor
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48511 Warm Springs Blvd., Suite 206, Fremont, CA 94539
Tel: (510) 490-8024
Fax: (510) 623-7268
Website:
http://www.actisys.com
E-mail:
irda-info@actisys.com
ACT-IR8200D
IrDA Compliant Protocol Processor
Design Specification
© Copyright 2004 ACTiSYS Corporation
All Rights Reserved
Nov. 10, 2004 Rev.0.2

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Summary of Contents for ACTiSYS IR8200D

  • Page 1 48511 Warm Springs Blvd., Suite 206, Fremont, CA 94539 Tel: (510) 490-8024 Fax: (510) 623-7268 Website: http://www.actisys.com E-mail: irda-info@actisys.com ACT-IR8200D IrDA Compliant Protocol Processor Design Specification © Copyright 2004 ACTiSYS Corporation All Rights Reserved Nov. 10, 2004 Rev.0.2...
  • Page 2: Revision History

    The Infrared Wireless Expert Revision Date Rev. 0.1 11/03/2004 Created Rev. 0.2 11/10/2004 Add comset_IR100SD and others on chapter 6,7 © Copyright 2004 ACTiSYS Corp. Revision History Comment Page 1 of 20 ACT-IR8200D Design Specification Nov. 10, 2004 Rev. 0.2...
  • Page 3: Table Of Contents

    2. Overview...5 3. Pins Description...6 4. Device Operation ...8 5. Firmware architecture ...10 6. How to configure IR8200D?...12 7. How to make IR8200D work? ...15 8. CHARACTERISTICS AND SPECIFICATION ...16 9. Application Circuit ...18 10. Package Dimensions ...19 Nov. 10, 2004 ©...
  • Page 4: Features

    A ready IrDA-compatible evaluation board ACT-IR100SD is available. IR100SD is strongly recommended to test before purchase IR8200D chip. A very useful Evaluation Kit Full Set is ACT-IR100SDK, which is: IR100SD + IR4000US (notebook/desktop USB-IrDA adapter). This is to test IR100D (connected to your device), to exchange IrDA data with IR4000US (connected to PC USB port), running hyper-terminal on top of Windows IrDA driver.
  • Page 5 ACT-IR8200D The Infrared Wireless Expert Design Specification ACT-IR8200D Nov. 10, 2004 © Copyright 2004 ACTiSYS Corp. Page 4 of 20 Rev. 0.2...
  • Page 6: Overview

    PDA, cellular phone and hand held data terminal, via IrDA beam and protocol but has only a wired serial interface. The ACT-IR8200D will handle all the detail regard IrDA protocols. It sends and receives only user data to/from the host device via the wired serial interface with hardware flow-control.
  • Page 7: Pins Description

    Oscillator input pin for system clock. 22.1184MHz is required. Oscillator output pin for system clock. Device terminal is ready. If low means IR8200D established IrDA link. Infrared signal input pin from IrDA transceiver. Infrared signal output pin to IrDA transceiver.
  • Page 8 RESET_IN © Copyright 2004 ACTiSYS Corp. Descriptions Data Set Ready. If low means host is ready and IR8200D can start to establish IrDA link(If Primary mode) or ready to be link by other IrDA Primary device(if secondary mode) . Clear to send. If low then 8200D is allowed sending data to host.
  • Page 9: Device Operation

    4.3 Host Interface The host interface of IR8200D is a full-duplex asynchronous serial data interface. The data bytes are transmitted via TX and received via RX. Each data byte consists of one start bit (0), 8 data bits (LSB first, MSB last) and a stop bit (1).
  • Page 10 The Infrared Wireless Expert Design Specification The IR port of IR8200D can be connected to most transceiver. The data is transmit by pin IrDA_TXD and data received from IrDA_RXD. The below figure is the signal specification of IrDA_TXD, it sends 1.63uS pulse infrared signal out.
  • Page 11: Firmware Architecture

    The Infrared Wireless Expert 5. Firmware architecture The following figure is the block diagram of ACT-IR8200D protocols architecture. The red colored blocks represent different upper layers. Only one of the red colored blocks can work at same time. Host Interface ACT-IR8200D ©...
  • Page 12 (the ellipses in Figure). The host system using IR8200D must that part itself. For example, Suppose that you have a Pocket PC, which is connecting to IR8200D by using OBEX protocol, Pocket PC (it called Client in OBEX) will send a "connect command" first and waits Server (IR8200D's host, your device) to reply "connect confirmed".
  • Page 13: How To Configure Ir8200D

    Note: Comset_IR100SD.exe program is running under windows system (98, 98SE, Me, 2K and XP) and work with com port, so if you want to configure IR8200D on PCB, you should wire all 6 host signals of IR8200D to a DB9F connector, those wires are TXD, RXD, DTR, DSR, RTS and CTS. After these done, you can change the configuration of IR8200D.
  • Page 14 Ignore CTS: If host device has no hardware flow control signals, only Tx, Rx and GND. Then you have to set this bit to 1, IR8200D will pass the coming data to host and doesn’t care the status of CTS.
  • Page 15 There is another choice for customer if you don’t want change the parameters by program but manual, or you already soldered IR8200D on PCB. The PB7~PB0 pins on IR8200D can be configured host baud rate and hardware flow control signals to fit your requirements, but you can change the Primary protocol or discovery time or slot here.
  • Page 16: How To Make Ir8200D Work

    1) When IR8200D is in Primary / Secondary Pull DSR to low then IR8200D will be triggered and start to discover others IrDA device, once it found IrDA device it will send discovery command, try to establish IR link and make the specific IrDA Primary protocols connection to this IrDA device (ex.
  • Page 17: Characteristics And Specification

    ACT-IR8200D The Infrared Wireless Expert Design Specification 8. CHARACTERISTICS AND SPECIFICATION Absolute Maximum Ratings Operating Conditions DC Characteristics Nov. 10, 2004 © Copyright 2004 ACTiSYS Corp. Page 16 of 20 Rev. 0.2...
  • Page 18 ACT-IR8200D The Infrared Wireless Expert Design Specification Nov. 10, 2004 © Copyright 2004 ACTiSYS Corp. Page 17 of 20 Rev. 0.2...
  • Page 19: Application Circuit

    The Infrared Wireless Expert 9. Application Circuit CMOS level 100nf 100nf 100nf 100nf 100nf 100nf 100nf © Copyright 2004 ACTiSYS Corp. SEL0 SEL0 SEL1 SEL1 SEL2 SEL2 SEL3 SEL3 SEL4 SEL4 SEL5 SEL5 SEL6 SEL6 SEL7 SEL7 1N4148 RESET SEL0...
  • Page 20: Package Dimensions

    ACT-IR8200D The Infrared Wireless Expert Design Specification 10. Package Dimensions 52-PIN QFP Nov. 10, 2004 © Copyright 2004 ACTiSYS Corp. Page 19 of 20 Rev. 0.2...
  • Page 21 ACT-IR8200D The Infrared Wireless Expert Design Specification Nov. 10, 2004 © Copyright 2004 ACTiSYS Corp. Page 20 of 20 Rev. 0.2...

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