Z86M1720ASC 데이터 시트보기 (PDF) - Zilog

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Z86M1720ASC

PCMCIA Interface Solution

Zilog 

Z86017/Z16017 PCMCIA Interface Solution

Product Specification

72

EEPROM Register

Address: SELECT 2Dh

Name: Configuration Index Compare Register 1

Type: Read/Write

Table 56. Configuration Index Compare Register 1: Address 2Dh

Bit Placement Bit Name

Bit 2-0

IO_SEL_SEC

Bit 3

EN_ IO_SEL_SEC

Bit 6-4

IO_SEL_PRI

Bit 7

EN_IO_SEL_PRI

Description

These bits are the configuration index for I/O secondary

select.

When set to 1, this bit enables the configuration index I/O

secondary select; when cleared, it is disabled.

These bits are the configuration index for I/O primary

select.

When set to 1, this bit enables the configuration index I/O

primary select; when cleared, it is disabled.

EEPROM Register

Address: :SELECT 2Eh

Name: Configuration Index Compare Register 2

Type: Read/Write

Table 57. Configuration Index Compare Register 2: Address 2Eh

Bit

Placement

Bit 2-0

Bit 3

Bit 6-4

Bit 7

Bit

Name

MEM_INDX

EN_MEM_INDX

IO_INDP_INDX

EN_IO_INDP_INDX

Description

These bits are the configuration index for memory select.

When set to 1, this bit enables configuration index memory

select; when cleared, it is disabled.

These bits are the configuration index for I/O independent

select.

When set to 1, this bit enables configuration index

independent select; when cleared, it is disabled.

PS012002-1201

Programming Internal Registers

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