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Alcor Micro AU9226, Technical Reference Manual

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AU9226 

USB KVM Controller 

 

 

 

Technical Reference Manual 

 

 

Summary of Contents for AU9226

Page 1: ...AU9226 USB KVM Controller Technical Reference Manual...

Page 2: ...AU9226 USB KVM Controller...

Page 3: ...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 to change without prior notice R Re ev...

Page 4: ...Memo...

Page 5: ...croll Scroll mode 8 5 2 Caps Caps mode 8 5 3 Num Num Mode 9 5 4 Ctrl Shift mode left hand side 9 6 Electrical Characteristics 11 6 1 Recommended Operating Conditions 11 6 2 General DC Characteristics...

Page 6: ...Setup for Characterization 12 Figure 6 2 Latch Up Test Circuits 14 Figure 7 1 Mechanical Information Diagram 15 List of Tables Table 3 1 Pin Descriptions 4 Table 6 1 Recommended Operating Conditions...

Page 7: ...e self power Support up to 2 PCs via 2 USB upstream ports Support USB downstream port 1 for USB keyboard Support USB downstream port 2 for USB mouse Support PS2 keyboard Support both panel button and...

Page 8: ...space energy saving is critical Figure 2 1 Block Diagram AU9226 KVM P ort 1 Port 2 Monitor and Audio swtiching box Relay device Monitor PC 2 PC 1 Mouse Keyboard Monitor cable USB cable USB cable Moni...

Page 9: ...S SWITCHN AUDIOSWITCHN BUS_PWRD BEEP INTN VCC SWITCHMODE0 SWITCHMODE1 PS2_CLK PS2_DAT GPO1 GPO0 GPO2 VSS DOWNUSB1_DP DOWNUSB2_DM WRN DOWNUSB1_DM RDN CSN GND ALE DOWNUSB2_DP GND MONITOREN0 D7 UPUSB1_DP...

Page 10: ...nal output to external MCU when SWITCHMODE2 1 and EXTCPUMOD 1 falling edge triggered 13 GND Ground 14 GND Ground 15 ALE I When not using external parallel MCU it should be pulled down Address latch en...

Page 11: ...D2 1 32 D1 I O Bit 1 with internal pull up in address data bus of MCU interface when SWITCHMODE2 1 and EXTCPUMOD 1 It also provides alternative functions I2C bus SCL signal slave mode when SWITCHMODE2...

Page 12: ...E2 1 and EXTCPUMOD 1 42 D7 I O Data7 or Address7 when SWITCHMODE2 1 and EXTCPUMOD 1 43 UPUSB1_DP I O Upstream Port 1 DP 44 UPUSB1_DM I O Upstream Port 1 DM 45 UPUSB2_DP I O Upstream Port 2 DP 46 UPUSB...

Page 13: ...ra am m Figure 4 1 AU9226 Block Diagram USB Protocol Engine Downstream Port Host 1 USB Protocol Engine Downstream Port Host 2 Downstream Port Data Multiplexor Downstream Port Data Checker Switch Dete...

Page 14: ...Scroll Scroll F1 F8 Customer define key note4 Scroll Scroll Caps Switch to Caps Caps hot key mode Scroll Scroll Num Switch to Num Num hot key mode Scroll Scroll Ctrl Switch to Ctrl Shift hot key mode...

Page 15: ...t or Switch to Next PC Ctrl Shift or Switch to Previous PC Ctrl Shift B Beeper ON OFF note2 Ctrl Shift S Auto scan mode every 10 second ESC switch to regular key code Ctrl Shift S n Set Auto scan rate...

Page 16: ...6 30 7 35 8 40 9 60 Note 4 GPO 2 GPO 1 GPO 0 Function key F1 0 0 0 Function key F2 0 0 1 Function key F3 0 1 0 Function key F4 0 1 1 Function key F5 1 0 0 Function key F6 1 0 1 Function key F7 1 1 0...

Page 17: ...1 A IIH Input high current no pull up or pull down 1 1 A OZ Tri state leakage current 10 10 A CIN Input capacitance 5 F COUT Output capacitance 5 F CBID Bi directional buffer capacitance 5 F 6 6 3 3...

Page 18: ...s s Test Description ESD Testing was performed on a Zapmaster system using the Human Body Model HBM and Machine Model MM according to MIL_STD 883 and EIAJ IC_121 respectively Human Body Model stress d...

Page 19: ...0 5 seconds If neither the PUT current supply nor the device current supply reached the predefined limit DUT 0 mA Icc 100 mA then the voltage was increased by 0 1 Volts and the pin was tested again T...

Page 20: ...ve Input Output Overvoltage Overcurrent Vcc DUT GND mA Untested Output Open Circuit All Input Tied to V supply V Supply Icc Measurement Supply voltage Test Figure 6 2 Latch Up Test Circuits Model Mode...

Page 21: ...0 5 BSC b 0 17 0 27 L 0 45 0 75 L1 1 REF 1 JEDEC OUTLINE MS 026 BBC 2 DIMENSIONS D1 AND E1 DO NOT INCLUDE MOLD PROTRUSION ALLOWABLE PROTRUSION IS 0 25mm PER SIDE D1 AND E1 ARE MAXIMUM PLASTIC BODY SI...

Page 22: ...nd focus on emerging technology such as 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 et...

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