Alcor Micro AU9540 Technical Reference Manual - Page 10
Browse online or download pdf Technical Reference Manual for Controller Alcor Micro AU9540. Alcor Micro AU9540 18 pages. Usb smart card reader controller
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Pin #
Pin Name
1
SCard0C8
2
SCard0C6
3
SCard0Fcb
4
SMIO_5VPWR
5
SCard0Rst
6
SCard0Clk
7
SCard0Data
8
DM
9
DP
10
AV33
11
SCPWR0
12
5VGND
13
5VInput
14
V33OUT
15
V18OUT
16
VDD
17
VDDP
18
VDDH
19
ICCInsertN
20
P1(6)
21
EEPCLK
22
EEPDATA
23
RESET
24
LEDPWR
25
LEDCRD
26
PWRSV_SEL
27
XI
28
XO
6
Table 3.1 AU9540 Pin Descriptions
I/O
IO
Smart card GPIO_2
IO
Smart card GPIO_1
IO
Smart card GPIO_0
PWR
Smart Card IO pad power
O
Smart card reset
O
Smart card clock
IO
Smart card serial data
IO
USB D-
IO
USB D+
PWR
USB PHY power
PWR
Smart card Power
PWR
AGND5V
PWR
5VInput
PWR
3.3V OUT
PWR
1.8V OUT
PWR
Core Power
PWR
PLL Power
PWR
Pad Power
Smart card insert detection (Low active) (internal pull
I
high)
I
EEPROM Write Protect
O
EEPROM Clock (need pull high)
IO
EEPROM Data (need pull high)
I
Chip Reset
O
Chip Power LED
O
Card Slot LED
PWRSV_SEL (Default high) (High: Normal mode,
I
Low: Power Saving Mode)
I
Crystal Oscillator Input (12MHz)
O
Crystal Oscillator Output (12MHz)
AU9540 USB Smart Card Reader V1.6
Description