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AU6370 USB 2.0 Multiple Slots Flash Memory Card Reader V1.00W
Official Release_ Public
Table 3.1 Pin Descriptions
Pin #
Pin Name
I/O
Description
1
GPI0
I
Slot Mode Select
(GPI1, GPI0) = (0,0) : Reserved
(GPI1, GPI0) = (0,1) : 2 Luns
(GPI1, GPI0) = (1,0) : 4.5 Luns
(GPI1, GPI0) = (1,1) : 1 Lun
2
SDDATA3
I/O
SD Data3
3
SDCMD
I/O
SD CMD
4
SDCLK
O
SD CLK
5
SDDATA0
I/O
SD Data0
6
SDDATA1
I/O
SD Data1
7
SDDATA2
I/O
SD Data2
8
GND
PWR
core power ground pad
9
VDD
PWR
1.8 V core power pad
10
REXT
PWR
330 R Pull low
11
VDD33P
PWR
3.3 V PHY power pad
12
DP
I/O
USB DP
13
DM
I/O
USB DM
14
VSS33P
PWR
Ground pad. PHY IO ground pad
15
XI
I
12 MHz crystal pads
16
XO
O
12 MHz crystal pads
17
VSSU
Ground pad. PHY ground pad
18
VDDA
PWR
Crystal power pad
19
V18
O
Core Power1.8V
20
VDDHM
I
IO Power 3.3V
21
VDD33
I
Switch Power 3.3V
22
CF_V33
O
CF Card Power
23
XD_V33
O
SMC and XD share XD_V33 Power
24
MS_VCC
O
MS Card Power
25
SD_VCC
O
SD Card Power
26
VSSHM
PWR
IO Ground
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