Z86M1720ASC 查看數據表（PDF） - Zilog

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Z86M1720ASC

PCMCIA Interface Solution

Zilog 

Z86017/Z16017 PCMCIA Interface Solution

Product Specification

66

EEPROM Register

Address: SELECT 27h

Name: IOIS16 Address Control Register

Type: Read/Write

Reset: 00h

The contents of this register determine which on-Host address IOIS16 is

generated, but only when bit 1 of Register 26h is set to 1.

Table 49. IOIS16 Address Control Register: Address 27h

Register

Content

Bit <7-0>

Host Address

PC_HA <3-0> PC_WP/IOIS16/IOIS16 Comments

10000000 (80h) 1110 (Eh)

0

Must use this address to generate

IOIS16.1

01000000 (40h) 1100 (Ch)

0

00100000 (20h) 1010 (Ah)

0

00010000 (10h) 1000 (8h)

0

00001000 (08h) 0110 (6h)

0

00000100 (04h) 0100 (4h)

0

00000010 (02h) 0010 (2h)

0

00000001 (01h) 0000 (0h)

0

NOTES:

1. For IOIS16 to be generated on any even address, the register must contain 1 in all positions.

PS012002-1201

Programming Internal Registers

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