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Table 3.1 AU9525 Pin Descriptions 

 

Pin # 

Pin Name 

I/O 

Description 

AVCC 

PWR 

Analog 3.3V power supply 

AVSS 

PWR 

Analog ground. 

XTAL1 

Crystal Oscillator Input (12MHz). 

XTAL2 

Crystal Oscillator Output (12MHz). 

PSWOUTB 

Connect to Slot1 Power. 

PSWOUTA 

Connect to Slot0 Power. 

VCC5V 

PWR 

5V power supply Input 

BVCC 

PWR 

3.3V power supply output 

USB_DP 

I/O 

USB D+ 

10 

USB_DM 

I/O 

USB D- 

11 

BVSS 

PWR 

Chip I/O Ground. 

12 

ChipRstN 

Chip Reset 

13 

LCD_En 

 LCD Enable

High effective). 

14 

GPI_0 

Reserved (need pull down) 

15 

LCD_Rw 

LCD Read/Write.0:write;1:read. 

16 

GPI_1 

Reserved (need pull down) 

17 

LCD_RS 

LCD driver dedicated I/O line: LCD Register Select. 

18 

SCL 

I/O 

EEPROM Clock (need pull high) 

19 

SDA 

I/O 

EEPROM Data (need pull high) 

20 

LCD_BL 

LCD Background Light control,1:on,0:off. 

21 

LCD_CS1 

LCD Display control(To select the left side or right 
side). 

22 

Key_Row4 

Keyboard row input 4. 

23 

Key_Row3 

Keyboard row input 3. 

24 

Key_Row2 

Keyboard row input 2. 

25 

Key_Row1 

Keyboard row input 1. 

26 

Key_Row0 

Keyboard row input 0. 

27 

PORT1_2 

Slot1 LED 

28 

PORT1_3 

Slot2 LED 

29 

PORT1_4 

Card Power LED 

30 

PORT1_5 

PID/VID ("1": 9525 one slot mode, "0": 9526 two slot 
mode, default: "1") 

31 

PORT1_6 

Reserved(need pull Low) 

32 

PORT1_7 

Reserved(need pull Low) 

33 

Key_Col5 

Keyboard columniation input 5. 

 

 

 

 

 

AU9525 USB Smart Card Reader Controller V1.00W 

4

Summary of Contents for AU9525

Page 1: ...AU9525 USB Smart Card Reader Controller Technical Reference Manual...

Page 2: ...AU9525 USB Smart Card Reader Controller...

Page 3: ...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 to change without...

Page 4: ...Memo...

Page 5: ...m 2 3 Pin Assignment 3 4 System Architecture and Reference Design 6 4 1 AU9525 Block Diagram 6 5 Electrical Characteristics 7 5 1 Recommended Operating Conditions 7 5 2 General DC Characteristics 7 5...

Page 6: ...agram 3 Figure 4 1 AU9525 Block Diagram 6 Figure 6 1 Mechanical Information Diagram 8 List of Tables Table 3 1 AU9525 Pin Descriptions 4 Table 5 1 Recommended Operating Conditions 7 Table 5 2 General...

Page 7: ...speed Based on ISO7816 implementation Embedded enhanced 8051 MCU Support Firmware upgrade mechanism ISP In System Programming Support PC Smart Card industry standard PC SC 1 0 Support CT API Support M...

Page 8: ...9525 By connecting the card reader to a ATM or E Commerce etc Figure 2 1 Block Diagram PC w ith U SB H ost Controller U SB Keyboard H ub U SB D ow ns tream Port Application Program s Corporate N etw o...

Page 9: ...28 29 30 31 32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 AVCC AVSS XTAL1 XTAL2 PSWOUTB PSWOUTA VCC5V BVCC USB_DP USB_DM BVSS ChipRstN LCD_EN GPI_0 LCD_RW GPI_1 LCD_RS SCL SDA LCD_BL LCD_CS1 Key_Row4 Key_...

Page 10: ...rved need pull down 17 LCD_RS O LCD driver dedicated I O line LCD Register Select 18 SCL I O EEPROM Clock need pull high 19 SDA I O EEPROM Data need pull high 20 LCD_BL O LCD Background Light control...

Page 11: ...r dedicated I O lines Data pin5 47 LCD_Dat6 I O LCD driver dedicated I O lines Data pin6 48 LCD_Dat7 I O LCD driver dedicated I O lines Data pin7 49 TXD O RS232 output pin 50 RXD I RS232 input pin 51...

Page 12: ...1 AU9525 Block Diagram XCVR Processor EEPROM Interface ROM Smart Card FIFO Reset 3 3V Voltage Regulator USB Upstream Port Card Eject Card Reset Card Insert Optional 256 Bytes EEPROM Card Data Card Clo...

Page 13: ...high current no pull up or pull down 1 1 A IOZ Tri state leakage current 10 10 A CIN Input capacitance Pad Limit 5 F COUT Output capacitance Pad Limit 5 F CBID Bi directional buffer capacitance Pad Li...

Page 14: ...BSC e 0 50 BSC L 0 45 0 75 L1 1 00 REF 1 JEDEC OUTLINE MS 026 BCD 2 DIMENSIONS D1 AND E1 DO NOT INCLUDE MOLD PROTRUSION ALLOWABLE PROTRUSION IS 0 25mm PER SIDE D1 AND E1 ARE MAXIMUM PLASTIC BODY SIZE...

Page 15: ...tions for the personal computer and consumer electronics markets worldwide We specialize in USB solutions and focus on emerging technology such as USB and IEEE 1394 The company offers a range of semic...

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