
Introduction
42
September 2005
SCPS110
Table 224. Smart Card Terminals
If any Smart Card terminal is unused, then the terminal may be left floating, except for SC_VCC_5V which
must be connected to 5 V. Smart Card terminals are only functional in the PCI6612 and PCI7612 controllers.
TERMINAL
DESCRIPTION
I/O
INPUT
OUTPUT
PU/
POWER
EXTERNAL
NAME
NO.
DESCRIPTION
I/O
TYPE
INPUT
OUTPUT
PU/
PD
POWER
RAIL
EXTERNAL
PARTS
SC_CD
F03
Smart Card card detect. This input is asserted when
Smart Cards are inserted.
I/O
LVCI1
LVCO1
PU2
VCC
SC_CLK
E02
Smart Card clock. The controller drives a 3-MHz clock to
the Smart Card interface when enabled.
O
PCIO8
SC_VCC_5V
Series resistor
or 22 k
resistor
to GND
68 pF capacitor
to GND
SC_DATA
E01
Smart Card data input/output
I/O
PCII5
PCIO5
SW3
SC_VCC_5V
SC_FCB
E03
Smart Card function code. The controller does not
support synchronous Smart Cards as specified in
ISO/IEC 7816-10, and this terminal is in a
high-impedance state.
I/O
PCII5
PCIO5
SW3
SC_VCC_5V
SC_GPIO6
SC_GPIO5
SC_GPIO4
SC_GPIO3
SC_GPIO2
SC_GPIO1
SC_GPIO0
C06
A05
B05
E06
C05
A04
B04
Smart Card general-purpose I/O terminals. These
signals can be controlled by firmware and are used as
control signals for an external Smart Card interface chip
or level shifter.
I/O
LVCI1
LVCI3
LVCO1
LVCO3
SW2
PU2
VCC
SC_OC
F02
Smart Card overcurrent. This input comes from the
Smart Card power switch.
I
LVCI1
PU2
VCC
SC_PWR_CTRL
G05
Smart Card power control for the Smart Card socket
O
LVCO1
VCC
Power switch or
FET to turn on
power to FM
socket
SC_RFU
D01
Smart Card reserved. This terminal is in a
high-impedance state.
I/O
PCII5
PCIO5
SW3
SC_VCC_5V
SC_RST
F05
Smart Card This signal starts and stops the Smart Card
reset sequence. The controller asserts this reset when
requested by the host.
O
PCIO6
SC_VCC_5V
G06
Smart Card power terminal
PWR
These terminals are reserved for the PCI4512, PCI6412, PCI7402, PCI7412, PCI8402, and PCI8412 controllers.