TMPR4925 datasheet(62/590 Pages) TOSHIBA

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Chapter 3 Signals

3-4

Table 3.1.3 External Interface Signals (2/2)

Signal Name

Type

Description

Initial State

CARD1CSH*

CARD1CSL*

Output

PCMCIA card slot 1 chip select

Chip select signals for PCMCIA card slot 1.

The pins are shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARD2CSH*

CARD2CSL*

Output

PCMCIA card slot 2 chip select

Chip select signals for PCMCIA card slot 2.

The pins are shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARDREG*

Output

PCMCIA card register

REG* signal for a PCMCIA card.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARDIORD*

Output

PCMCIA card I/O read

IORD* signal for a PCMCIA card.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARDIOWR*

Output

PCMCIA card I/O write

IOWR* signal for a PCMCIA card.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARDDIR*

Output

PCMCIA card directory

Controls the direction of the bidirectional buffer used for a PCMCIA slot. This signal is

asserted during a read transaction when any of CARD2CSH*, CARD2CSL*,

CARD1CSH* and CARD1CSL* are asserted.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARD1WAIT*

Input

PCMCIA card slot 1 wait

Card wait signal from PCMCIA card slot 1.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

CARD2WAIT*

Input

PCMCIA card slot 2 wait

Card wait signal from PCMCIA card slot 2.

The pin is shared with other functions (refer to Section "3.3 Pin Multiplexing").

PIO input

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