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AU6375 USB2.0 Multi-LUN Flash Memory Card Reader V1.01W
Official Release_ Public
Table 3.1 Pin Descriptions
Pin #
Pin Name
I/O
Description
1
CFAD0
O
CF Address0
2
CLED
O
LED indicator for flash card operating
3
CFPWSW
O
CF Card Power Switch.('0':On; '1':Off)
4
CFEN
I
CF slot enable ('0':Enable[Default]; '1':Disable); Only
support in 4.5LUN mode
5
DECV
I
Device current value. ('0':Low power[Default]; '1':High
power)
6
RFU1
I
Reserved; Floating
7
XDCISN
I
xD check CIS. ('0':Enable[Default]; '1':Disable)
8
GPI1
I
Slot Mode Select
(GPI1,GPI0)=(0,0): Reserved
(GPI1,GPI0)=(0,1): 2 LUN
(GPI1,GPI0)=(1,0): 4.5 LUN [Default]
(GPI1,GPI0)=(1,1) : 1 LUN
9
GPI0
I
Slot Mode Select
(GPI1,GPI0)=(0,0): Reserved
(GPI1,GPI0)=(0,1): 2 LUN
(GPI1,GPI0)=(1,0): 4.5 LUN [Default]
(GPI1,GPI0)=(1,1) : 1 LUN
10
EEPDATA
IO
EEPDATA
11
EEPCLK
O
EEPCLK
12
CHIPRESETN
I
Chip Reset
13
RFU3
I
Reserved; Floating
14
VDDA
A
Analog 2.5V VDD
15
GNDA
A
Analog 2.5V GND
16
RPU
IO
Connect 1.5K pull up Res. to 3.3V VDD
17
AVDD
PWR
Analog Power 3.3V
18
NC
19
NC
20
DP
IO
DP
21
DM
IO
DM
22
NC
23
NC
24
AVSS
PWR
Analog GND
25
RREF
IO
Connect 1K Res. to GND for impedance match
26
PVDD
PWR
OSC Power 3.3V
27
XI
I
12MHz Crystal Input
28
XO
O
12MHz Crystal Output
29
PVSS
PWR
OSC GND
30
VDD25V
O
2.5V Power Output for Core Power
31
VDDH
I
IO Power 3.3V
32
VSSH
I
IO GND
33
SMALE
O
SMC ALE
34
SMCDN
I
SMC Card Detect (“0”:Detected; “1”:Undetected)
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