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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller
Datasheet
Revision 1.1 (05-29-08) 26 SMSC USB2250/50i/51/51i
DATASHEET
24 MA10 MA
0----
MA hw
-- --
113 MA11 MA
0----
MA hw
-- --
107 MA13 MA
0----
MA hw
-- --
28 MA16 MA
0----
MA hw
-- --
37 MD0 MA
zpu--
MA hw hw hw
36 MD1 MA
zpu--
MA hw hw hw
35 MD2 MA
zpu--
MA hw hw hw
34 MD3 MA
zpu--
MA hw hw hw
31 MD4 MA
zpu--
MA hw hw hw
30 MD5 MA
zpu--
MA hw hw hw
29 MD6 MA
zpu--
MA hw hw hw
33 MD7 MA
zpu--
MA hw hw hw
115 nMRD MA
1----
MA hw -- --
26 nMCE MA
1----
MA
0----
120 LED1 / GPIO1 GPIO
0----
GPIO (fw) (fw) (fw)
118 GPIO4 (SCL/xD_ID) GPIO
0----
GPIO (fw) (fw) (fw)
14 GPIO8/CARD_PWR0 GPIO
z----
GPIO (fw) (fw) (fw) PWR VDD -- --
78 GPIO9/CARD_PWR1 GPIO
z----
GPIO (fw) (fw) (fw) PWR VDD -- --
76 GPIO10/CARD_PWR2 GPIO
z----
GPIO (fw) (fw) (fw) PWR VDD -- --
RESET STATE
Post-Reset State
xD Mode
Post-Reset State
SD Mode
Post-Reset State
MS Mode
PIN PIN NAME FUNCTION
OUT-
PUT
PU/
PD
IN-
PUT
FUNCTION
OUT-
PUT
PU/
PD
IN-
PUT
FUNCTION
OUT-
PUT
PU/
PD
IN-
PUT
FUNCTION
OUT-
PUT
PU/
PD
IN-
PUT