LH7A400 查看數據表（PDF） - Sharp Electronics

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LH7A400

32 BIT SYSTEM ON CHIP

Sharp Electronics 

32-Bit System-on-Chip

LH7A400

Table 1. Functional Pin List (Cont’d)

PBGA CABGA

PIN PIN

SIGNAL

L6

P4 PG2/nPCIOR

M6

R3 PG3/nPCIOW

N6

T2 PG4/nPCREG

M7

P5 PG5/nPCCE1

M8

R4 PG6/nPCCE2

N4

T3 PG7/PCDIR

P4

P6

PH0/

PCRESET1

R4

T4

PH1/CFA8/

PCRESET2

T4

M7

PH2/

nPCSLOTE1

PH3/CFA9/

N7

T5 PCMCIAA25/

nPCSLOTE2

P8

R6

PH4/

nPCWAIT1

PH5/CFA10/

P5

R7 PCMCIAA24/

nPCWAIT2

DESCRIPTION

RESET

STATE

• GPIO Port G

• I/O Read Strobe for PC Card (PCMCIA or

CompactFlash) in single or dual card mode

LOW: PG2

• GPIO Port G

• I/O Write Strobe for PC Card (PCMCIA or

CompactFlash) in single or dual card mode

LOW: PG3

• GPIO Port G

• Register Memory Access for PC Card (PCMCIA LOW: PG4

or CompactFlash) in single or dual card mode

• GPIO Port G

• Card Enable 1 for PC Card (PCMCIA or

CompactFlash) in single or dual card mode. LOW: PG5

This signal and nPCCE2 are used by the PC

Card for decoding low and high byte accesses.

• GPIO Port G

• Card Enable 2 for PC Card (PCMCIA or

CompactFlash) in single or dual card mode. LOW: PG6

This signal and nPCCE1 are used by the PC

Card for decoding low and high byte accesses.

• GPIO Port G

• Direction for PC Card (PCMCIA or

CompactFlash) in single or dual card mode

LOW: PG7

• GPIO Port H

• Reset Card 1 for PC Card (PCMCIA or

CompactFlash) in single or dual card mode

Input: PH0

• GPIO Port H

• Address Bit 8 for PC Card (CompactFlash) in

single card mode

• Reset Card 2 for PC Card (PCMCIA or

CompactFlash) in dual card mode

Input: PH1

• GPIO Port H

• Enable Card 1 for PC Card (PCMCIA or

CompactFlash) in single or dual card mode. Input: PH2

This signal is used for gating other control sig-

nals to the appropriate PC Card.

• GPIO Port H

• Address Bit 9 for PC Card (CompactFlash) in

single card mode

• Address Bit 25 for PC Card (PCMCIA) in single

card mode

Input: PH3

• Enable Card 2 for PC Card (PCMCIA or

CompactFlash) in dual card mode. This signal

is used for gating other control signals to the

appropriate PC Card.

• GPIO Port H

• WAIT Signal for Card 1 for PC Card (PCMCIA Input: PH4

or CompactFlash) in single or dual card mode

• GPIO Port H

• Address Bit 10 for PC Card (CompactFlash) in

single card mode

• Address Bit 24 for PC Card (PCMCIA) in single Input: PH5

card mode

• WAIT Signal for Card 2 for PC Card (PCMCIA

or CompactFlash) in dual card mode

STANDBY OUTPUT

STATE

DRIVE

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

No Change 8 mA

Preliminary Data Sheet

12/8/03

9

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