Datasheet – SMSC USB2640i User Manual
Page 51
Ultra Fast USB 2.0 Multi-Format Flash Media Controller/USB Hub Combo
SMSC USB2640/USB2641
51
Revision 2.0 (10-03-08)
DATASHEET
3
USBDN_DM3
USBDN_DM3
0
PD
--
4
USBDN_DP3
USBDN_DP3
0
PD
--
6
PRTCTL2
PRTCTL
0
--
--
7
PRTCTL3
PRTCTL
0
--
--
8
SPI_CE_N
SPI_CE_N
1
--
--
9
SPI_CLK / GPIO4 / SCL
GPIO
0
--
--
10
SPI_DO / GPIO5 / SDA / SPI_SPD_SEL
GPIO
Z
PD
Y
11
SPI_DI
SPI_DI
Z
PD
Y
13
xD_D4 / GPIO6 / SD_WP / MS_SCLK
GPIO
0
--
--
14
GPIO15 / SD_nCD
GPIO
Z
PU
Y
17
xD_D3 / SD_D1 / MS_D5
none
Z
--
--
18
xD_D2 / SD_D0 / MS_D4
none
Z
--
--
19
xD_D1 / SD_D7 / MS_D6
none
Z
--
--
20
xD_D0 / SD_D6 / MS_D7
none
Z
--
--
21
xD_nWP / SD_CLK / MS_BS
none
Z
--
--
22
xD_nWE
none
Z
--
--
23
xD_ALE / SD_D5 / MS_D1
none
Z
--
--
24
xD_CLE / SD_CMD / MS_D0
none
Z
--
--
26
xD_nCE
none
Z
--
--
27
xD_nRE
none
Z
--
--
28
xD_nB/R
none
Z
--
--
29
GPIO14 / xD_nCD
GPIO
Z
pU
Y
30
xD_D7 / SD_D4 / MS_D2
none
Z
--
--
31
GPIO12 / MS_INS
GPIO
Z
pU
Y
32
xD_D6 / SD_D3 / MS_D3
none
Z
--
--
33
xD_D5 / SD_D2
none
Z
--
--
35
GPIO10(CARD_PWR)
GPIO
Z
--
--
Table 8.2 USB2640 Pin Reset States (continued)
RESET STATE
PIN
PIN NAME
FUNCTION
OUTPUT
PU/
PD
INPUT