
Introduction
40
September 2005
SCPS110
Table 221. SD/MMC Terminals
If any SD/MMC terminal is unused, then the terminal may be left floating.
TERMINAL
DESCRIPTION
I/O
INPUT
OUTPUT
PU/
POWER
EXTERNAL
NAME
NO.
DESCRIPTION
I/O
TYPE
INPUT
OUTPUT
PU/
PD
POWER
RAIL
EXTERNAL
COMPONENTS
MC_PWR_CTRL_0
MC_PWR_CTRL_1
C08
F08
Media card power control for flash media sockets
O
I/O
LVCI1
LVCO1
PU2
VCC
Power switch or
FET to turn power
on to FM socket
SD_CD
E09
SD/MMC card detect. This input is asserted when
SD/MMC cards are inserted.
I
LVCI1
LVCO1
PU2
VCC
SD_CLK
A04
A07
SD flash clock. This output provides the SD/MMC
clock, which operates at 16 MHz.
I/O
LVCI3
LVCO3
PU2
VCC
SD_CMD
C05, E08
SD flash command. This signal provides the SD
command per the SD Memory Card Specifications.
I/O
LVCI1
LVCO1
SW2
VCC
SD_DAT3
SD_DAT2
SD_DAT1
SD_DAT0
E06, B06
B05, A06
A05, C07
C06, B07
SD flash data [3:0]. These signals provide the SD
data path per the SD Memory Card Specifications.
I/O
LVCI1
LVCO1
SW2
VCC
SD_WP
E07
SD write protect data. This signal indicates that the
media inserted in the socket is write protected.
I/O
LVCI1
LVCO1
PU2
VCC
These terminals are reserved for the PCI4512 controller.
Table 222. Memory Stick/PRO Terminals
If any Memory Stick/PRO terminal is unused, then the terminal may be left floating.
TERMINAL
DESCRIPTION
I/O
INPUT
OUTPUT
PU/
POWER
EXTERNAL
NAME
NO.
DESCRIPTION
I/O
TYPE
INPUT
OUTPUT
PU/
PD
POWER
RAIL
EXTERNAL
COMPONENTS
MC_PWR_CTRL_0
MC_PWR_CTRL_1
C08
F08
Media card power control for flash media sockets
O
I/O
LVCI1
LVCO1
PU2
VCC
Power switch or
FET to turn power
on to FM socket
MS_BS
E08
Memory Stick bus state. This signal provides Memory
Stick bus state information.
I/O
LVCI1
LVCO1
SW2
VCC
MS_CD
A08
Media Card detect. This input is asserted when a
Memory Stick or Memory Stick Pro media is inserted.
I
LVCI1
PU2
VCC
MS_CLK
A07
Memory Stick clock. This output provides the MS clock,
which operates at 16 MHz.
I/O
LVCI3
LVCO3
VCC
MS_DATA3
MS_DATA2
MS_DATA1
B06
A06
C07
Memory Stick data [3:1]. These signals provide the
Memory Stick data path.
I/O
LVCI1
LVCO1
SW2
VCC
MS_SDIO (DATA0)
B07
Memory Stick serial data I/O. This signal provides
Memory Stick data input/output. Memory Stick data 0.
I/O
LVCI1
LVCO1
SW2
VCC
These terminals are reserved for the PCI4512 controller.