Ricoh R5C841 User Manual
Page 12
R5C841 PCI-CardBus/IEEE 1394/SD Card/Memory Stick/xD/ExpressCard Data Sheet
12345
2004 R
EV
. 1.10
3-7
16-bit Card Interface
CardBus Card Interface
Pin Characteristics
Pin Name
Dir
Pin Name
Dir
5Vtolerant
PwrRail
Drive
Note
XI I
XI I
AP
XO O
XO O
AP
FIL0 I/O
FIL0 I/O
AP
CPS I(PD)
CPS I(PD)
AP
1394
VREF I/O
VREF I/O
AP
REXT I/O
REXT I/O
AP
TPBN0 I/O
TPBN0 I/O
AP 1394
TPBP0 I/O
TPBP0 I/O
AP 1394
TPAN0 I/O
TPAN0 I/O
AP 1394
TPAP0
I/O TPAP0
I/O
AP 1394
TPBIAS0
I/O TPBIAS0
I/O
AP
1394
TPBN1 I/O
TPBN1 I/O
AP 1394
TPBP1 I/O
TPBP1 I/O
AP 1394
TPAN1 I/O
TPAN1 I/O
AP 1394
TPAP1 I/O
TPAP1 I/O
AP 1394
TPBIAS1 I/O
TPBIAS1 I/O
AP
1394
REGEN# I
REGEN# I
R
—
Pin Type
I: Input Pin,
O: Output Pin,
I/O: Input Output Pin,
I (PU): Input Pin with Internal Pullup Resister,
I (PD): Input Pin with Internal Pulldown Resister,
I/O (PU): Input Output Pin with Internal Pullup Resister,
I/O (PD): Input Output Pin with Internal Pulldown Resister,
O (TS): Three State Output Pin,
O (OD): Open Drain Output Pin
Power Rail
P: VCC_PCI3V AP: AVCC_PHY3V R: VCC_RIN 3V: VCC_3V M: VCC_MD3V
Drive
PCI: PCI Compliant
CB: PCMCIA CardBus PC Card Compliant
1394:
IEEE1394a-2000 Compliant
Note
1: Pullup is attached when PC Card Interface is configured as a CardBus Interface Mode.
2: Pullup or Pulldown is configured according to the type of a card inserted.