w83637hg Winbond Electronics Corp America, w83637hg Datasheet - Page 26

• Manufacturer Part Number: w83637hg
• Description: Winbond Lpc I/o Lpc I/o
• Manufacturer: Winbond Electronics Corp America

5.9 Card Reader Interface
5.9.1 Smart Card Interface
5.9.2
SCRWLED
SMI#
IRQIN
GP27
SCPWCTL#
SCRST#
SCIO
SCPSNT
SCCLK
MSLED
SDLED
SDWPRO
MSPWCTL#
SDPWCTL#
MS5
SD5
SCC8
GP22
MS3
SD3
SCC4
GP21
MSCLK
SDCLK
MS4
SD4
MS2
SD2
MS1
SD1
SYMBOL
SYMBOL
MS/SD Card Interface
2
106
107
108
109
110
58
75
91
92
93
94
95
96
PIN
PIN
OD
OD
IN
I/OD
O
O
I/O
IN
O
O
IN
O
I/O
I/OD
I/O
I/OD
O
I/O
I/O
I/O
24t
24t
4 t
24t
24t
24ts
t
ts
t
I/O
24t
24ts
24ts
24ts
24ts
24ts
I/O
(O
24t
24t
24t
24ts
24ts
24t
)
This pin outputs an oscillating clock signal of various frequencies
depending on traffic of secondary Memory Stick interface;
SD Card Write Protect Detect Pin.
MS Card power control
SD Card power control
MS function
SD Data Line 2(DAT2)
Smart Card C8 PIN.
General purpose I/O port 2 bit 2.
MS function
SD Data Line 0(DAT0)
Smart Card C4 PIN
General purpose I/O port 2 bit 1
MS card CLK output
SD Card CLK output
MS function
SD Data Line 1(DAT 1)
MS function
SD Command Line(CMD)
MS function
SD Data Line 3(CD/DAT3)
This pin outputs an oscillating clock signal of various frequencies
depending on traffic of Smart Card interface.
System Management Interrupt channel input.
General purpose I/O port 3 bit 6.
Smart Card interface power control signal.
Smart Card interface reset output
Smart Card interface data I/O channel.
Smart Card interface card present detection Schmitt-trigger
input.
Smart Card interface clock output
- 21 -
FUNCTION
FUNCTION
Publication Release Date: March, 2006
W83637HF/HG
Revision 1.6