Datasheet – SMSC USB2640i User Manual
Page 53
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Ultra Fast USB 2.0 Multi-Format Flash Media Controller/USB Hub Combo
SMSC USB2640/USB2641
53
Revision 2.0 (10-03-08)
DATASHEET
18
SD_D0 / MS_D4
none
Z
--
--
19
SD_D7 / MS_D6
none
Z
--
--
20
SD_D6 / MS_D7
none
Z
--
--
21
SD_CLK / MS_BS
none
Z
--
--
23
SD_D5 / MS_D1
none
Z
--
--
24
SD_CMD / MS_D0
none
Z
--
--
29
GPIO14
GPIO
Z
pU
Y
30
SD_D4 / MS_D2
none
Z
--
--
31
GPIO12 / MS_INS
GPIO
Z
pU
Y
32
SD_D3 / MS_D3
none
Z
--
--
33
SD_D2
none
Z
--
--
35
GPIO10(CARD_PWR)
GPIO
Z
--
--
36
GPIO2 / RXD
GPIO
0
--
--
37
GPIO1 / LED1 / TXD
GPIO1
0
--
--
38
nRESET
nRESET
Z
--
Y
39
VBUS_DET
VBUS_DET
Z
--
Y
40
TEST
TEST
Z
--
Y
42
USB+
USB+
Z
--
--
43
USB-
USB-
Z
--
--
44
XTAL2
45
XTAL1 (CLKIN)
47
RBIAS
Table 8.3 USB2641 Pin Reset States (continued)
RESET STATE
PIN
PIN NAME
FUNCTION
OUTPUT
PU/
PD
INPUT
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