Z86M1720ASC データシートの表示（PDF） - Zilog

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Z86M1720ASC

PCMCIA Interface Solution

Zilog 

Z86017/Z16017 PCMCIA Interface Solution

Product Specification

81

EEPROM Register

Address: SELECT 0Bh

Name: PCMCIA Card Status Register CCR1

Type: Write/Read

Table 65. PCMCIA Card Status Register CCR1: Address 0Bh

Bit Placement Bit Name

Bit 0

Bit 1

Reserved

Interrupt

Bit 2

Power Down

Bit 3

Bit 4

Bit 5

Audio

Reserved

IOIS8

Bit 6

SIGCHG

Bit 7

Changed

Description

Must be 0.

This bit represents the state of the Interrupt request

signal.

The card enters the power down state when this bit is

set to 1. Also see Register 2Bh (.

Set this bit to 1 for audio information.

Must be 0.

System can only provide I/O cycles with an 8-bit D7-

D0 data path.

This bit is set and reset by the host to allow a state

change from the status register. Also see Register

1Fh (Table 68).

Configuration Registers

PS012002-1201

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