USB2241 SMSC Corporation, USB2241 Datasheet - Page 19

• Manufacturer Part Number: USB2241
• Description: (USB2240 / USB2241) Ultra Fast USB 2.0 Multi-Format Flash Media Controller
• Manufacturer: SMSC Corporation

6.1
PIN
30
25
23
20
10
11
19
26
24
27
29
31
8
7
5
4
9
xD_D4/GPIO(SD_WP)/MS_SCLK
xD_nWP/SD_CLK/MS_BS
xD_CLE/SD_CMD/MS_D0
xD_ALE/SD_D5/MS_D1
xD_D0/SD_D6/MS_D7
xD_D1/SD_D7/MS_D6
xD_D2/SD_D0/MS_D4
xD_D3/SD_D1/MS_D5
xD_D6/SD_D3/MS_D3
xD_D7/SD_D4/MS_D2
GPIO2 / RXD / SDA
GPIO7 / TXD / SCK /
GPIO14 (xD_nCD)
GPIO15 (SD_nCD)
GPIO12 (MS_INS)
36-Pin Reset States
xD_D5/SD_D2
MS_SKT_SEL
PIN NAME
GPIO4
FUNCTION
SD_WP
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
none
none
none
none
none
none
none
none
none
none
RESET STATE
OUT-
PUT
0
z
z
0
0
0
z
z
z
z
z
z
z
z
z
z
z
Table 6.1 USB2240/USB2241 36-Pin Reset States Table
PU/
PD
pu
pu
pu
--
--
--
--
--
--
--
--
--
--
--
--
--
--
PUT
yes
yes
yes
IN-
--
--
--
--
--
--
--
--
--
--
--
--
--
--
FUNCTION
xD_nWP
xD_ALE
xD_CLE
xD _D7
xD_D0
xD_D1
xD_D2
xD_D3
xD_D4
xD_D5
xD_D6
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
Post-Reset State
xD Mode
OUT-
PUT
(fw)
(fw)
(fw)
(fw)
(fw)
(fw)
(fw)
hw
hw
hw
hw
hw
hw
hw
hw
hw
hw
(fw)
(fw)
(fw)
(fw)
(fw)
(fw)
PU/
PD
pd
pd
pd
pd
pd
pd
pd
pd
pd
pd
pd
PUT
yes
yes
yes
yes
yes
yes
yes
yes
(fw)
(fw)
(fw)
(fw)
(fw)
(fw)
IN-
--
--
--
FUNCTION
SD_CMD
SD_CLK
SD_WP
SD_D6
SD_D7
SD_D0
SD_D1
SD_D2
SD_D3
SD_D4
SD_D5
RXD
TXD
Post-Reset State
SD Mode
OUT-
PUT
(fw)
hw
hw
hw
hw
hw
hw
hw
hw
hw
hw
hw
z
PU/
(fw)
PD
pu
pu
pu
pu
pu
pu
pu
pu
pu
pu
--
--
PUT
(fw)
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
IN-
--
FUNCTION
MS_SCLK
MS_D7
MS_D6
MS_D4
MS_D5
MS_D3
MS_D2
MS_BS
MS_D1
MS_D0
none
Post-Reset State
MS Mode
OUT-
PUT
hw
hw
hw
hw
hw
hw
hw
hw
hw
hw
z
PU/
PD
hw
hw
hw
hw
pd
pd
pd
pd
pd
pd
--
PUT
yes
yes
yes
yes
yes
yes
yes
yes
IN-
--
--
--