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Alcor AU9223 Technical Reference Manual

Usb kvm controller
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Technical Reference Manual
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AU9223
USB KVM
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Summary of Contents for Alcor AU9223

  • Page 1 AU9223 USB KVM Controller Technical Reference Manual Official Release Revision 1.00 Public Nov. 2005...
  • Page 2 Preliminary specification supplementary data may be published later. Product specification This data sheet contains final product specifications. Revision History Date Revision Description Nov. 2005 1.00 Official release Page 2 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 3 Alcor Micro Corp. reserves the right to change this product without prior notice. Alcor Micro Corp. makes no warranty for the use of its products and bears no responsibility for any error that appear in this document. Specifications are subject...

  • Page 4: Table Of Contents

    6.3 DC Electrical Characteristics for 3.3 volts operation…………… 6.4 Crystal Oscillator Circuit Setup for Characterization……………. 17 6.5 ESD Test Results…………………………………………………………………..… 17 6.6 Latch-Up Test Results…………………………………………………………….. 18 7 Mechanical Information……………………………………………… 20 Page 4 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 5 Results……………………………………………………………………….. 18 7.1 Mechanical Information Diagram…………………………………………………….. 20 List of Tables Descriptions……………………………………………………………………………. Recommended Operating Conditions..…………………………………………. 16 General DC Characteristics………………………………………………………….. DC Electrical Characteristics for 3.3 volts operation………………….. Data……………………………………………………………………………………….. Latch-Up Test Results……………………………………………………………………. Page 5 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 6: Introduction

    KVM. Typical application of AU9223 is under an environment, in which only one set of monitor, keyboard and mouse is available. Applying such kind of devices in a computing environment will not only result in a centralized control, but also reduce the power and space consumption.

  • Page 7: Application Block Diagram

    2.0 Application Block Diagram Typical application is in a computing environment where it demands a centralized control and space & energy saving is critical. Figure 2.1 AU9223 Application Block Diagram PC 1 PC 2 USB cable USB cable Monitor Cable...

  • Page 8: Pin Assignment

    AVSS GPO1 XTAL1 GPO2 XTAL2 Reserved VCC5V Reserved ALCOR MICRO BVCC AU9223 Reserved 48PIN LQFP BVSS PS2_DAT/No Connectio SWITCHN PS2_CLK/No Connectio IOSWITCHN Virtual_KBD_Port2 BUS_PWRD SWITCHMODE1 BEEP SWITCHMODE0 DP4_PWRUP Page 8 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 9: Pin Descriptions

    PS2_DAT/No PS2 Data Output; No Connection if only support Connection USB Keyboard Reserved Connect to ground; Reserved for system use Reserved Connect to ground; Reserved for system use Page 9 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 10 UPUSB1_DM Upstream Port 1 DM UPUSB2_DP Upstream Port 2 DP UPUSB2_DM Upstream Port 2 DM UP1LEDN System 1 LED Indicator UP2LEDN System 2 LED Indicator No Connection Required Page 10 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 11: System Architecture And Reference Design

    4.0 System Architecture and Reference Design 4.1 AU9223 Block Diagram Figure 4.1 AU9223 Block Diagram Host 1 Host 2 USB Protocol Engine Protocol Engine Downstream Downstream Port Control Port Control Downstrea Port Data Downstream Check Port Data Mux Switch...

  • Page 12: Hot Key Definition

    5.0 Hot Key Definition AU9223 supports 4 level of “Hot Key” mode to help users to switch PC, rapidly and easily, via hot key sequence defined using keypads on the left hand side of a keyboard. 5.1 [Scroll]++[Scroll] mode...

  • Page 13: Num]++[Num] Mode

    Switch to [Scroll]++[Scroll] hot key mode [Ctrl + Shift + Caps] Switch to [Caps]++[Caps] hot key mode [Ctrl + Shift + Num] Switch to [Num]++[Num] hot key mode Page 13 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 14 OFF. Note 3: n = number from 1 to 9, each represents 5 seconds’ interval latency to 60 seconds correspondingly. Auto-scan rate set Second 【N】number Page 14 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 15 GPO 1 GPO 0 Function key +F1 Function key +F2 Function key +F3 Function key +F4 Function key +F5 Function key +F6 Function key +F7 Function key +F8 Page 15 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 16: Electrical Characteristics

    SYMBOL PARAMETER CONDITIONS UNITS Input Low Voltage CMOS Input Hight Voltage CMOS Output low voltage =4mA, 16mA Output high voltage =4mA,16mA Input Pull-up/down Vil=0 KΩ 10k/200k resistance Vih=V Page 16 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 17: Crystal Oscillator Circuit Setup For Characterization

    Number of Zaps : 3 positive and 3 negative at room temperature Critera : I-V Curve Tracing Table 6.4 ESD Data Model Model TARGET Results Vdd, Vss, I/C 4000V Pass Vdd, Vss, I/C 200V Pass Page 17 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 18: Latch-Up Test Results

    V Supply 1 Source Untested under under Output Open test test Circuit Untested Input Tied to V supply Trigger Source Test Circuit : Positive Input/ output Overvoltage /Overcurrent Page 18 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 19 Circuit All Input Tied to V supply Supply voltage Test Table 6.5 Latch–Up Data Model Model Voltage (v)/ Current (mA) Results 11.0 Voltage Pass 11.0 Current Vdd-Vxx Pass Page 19 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...

  • Page 20: Mechanical Information

    7.0 Mechanical Information The Following diagram shows the dimensions of the AU9223 48-pin LQFP. Measurements are in inches. Figure 7.1 Mechanical Information Diagram Page 20 of 21 AU9223 USB KVM Controller V1.00 Official Release_ Public...
  • Page 21 USB and IEEE 1394. The company offers a range of semiconductors including controllers for USB hub, integrated keyboard/USB hub and USB Flash memory card reader…etc. Alcor Micro, Corp. is based in Taipei, Taiwan, with sales offices in Taipei, Japan, Korea and California.

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