PC87366 datasheet(65/240 Pages) NSC

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2.0 Device Architecture and Configuration (Continued)

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2.14.2

Logical Devices 5 and 6 (Mouse and Keyboard) Configuration

Tables 25 and 26 list the configuration registers which affect the Mouse and the Keyboard respectively. Only the last register

(F0h) is described here. See Sections 2.2.3 and 2.2.4 for descriptions of the others.

Table 25. Mouse Conﬁguration Registers

Table 26. Keyboard Conﬁguration Registers

Index

Mouse Conﬁguration Register or Action

Type

Reset

30h

Activate. See also bit 0 of the SIOCF1. When the Mouse of the KBC is inactive, the

IRQ selected by the Mouse Interrupt Number and Wake-Up on IRQ Enable register

(index 70h) is not asserted. This register has no effect on host KBC commands

handling the PS/2 Mouse.

R/W

00h

70h

Mouse Interrupt Number and Wake-Up on IRQ Enable register

R/W

0Ch

71h

Mouse Interrupt Type. Bits 1,0 are read/write; other bits are read only.

R/W

02h

74h

Report no DMA assignment

04h

75h

Report no DMA assignment

04h

Index

Keyboard Conﬁguration Register or Action

Type

Reset

30h

Activate. See also bit 0 of the SIOCF1.

R/W

01h

60h

Base Address MSB register. Bits 7-3 (for A15-11) are read only, 00000b.

R/W

00h

61h

Base Address LSB register. Bits 2-0 are read only 000b.

R/W

60h

62h

Command Base Address MSB register. Bits 7-3 (for A15-11) are read only,

00000b.

R/W

00h

63h

Command Base Address LSB. Bits 2-0 are read only 100b.

R/W

64h

70h

KBD Interrupt Number and Wake-Up on IRQ Enable register

R/W

01h

71h

KBD Interrupt Type. Bits 1,0 are read/write; others are read only.

R/W

02h

74h

Report no DMA assignment

04h

75h

Report no DMA assignment

04h

F0h

KBC Conﬁguration register

R/W

40h

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