PC87351 datasheet(55/86 Pages) NSC

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3.0 System Wake-Up Control (SWC) (Continued)

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3.4.6

Keyboard Data Shift Register (KDSR)

This register is set to 00h on power-up of VPP or software reset. It stores the Keyboard data shifted in from the Keyboard

during transmission, only when Keyboard wake-up detection is enabled.

Location:

Offset 06h

Type:

3.4.7

Mouse Data Shift Register (MDSR)

This register is set to 00h on power-up of VPP or software reset. It stores the Mouse data shifted in from the Mouse during

transmission, only when Mouse wake-up detection is enabled.

Location:

Offset 07h

Type:

Bit

Description

Disable Parity Check

6-4

Mouse Wake-Up Conﬁguration

Bits

6 5 4

Configuration

0 0 0

Disable Mouse wake-up detection

0 0 1

Wake-up on any Mouse movement or button click

0 1 0

Wake-up on left button click

0 1 1

Wake-up on left button double-click

1 0 0

Wake-up on right button click

1 0 1

Wake-up on right button double-click

1 1 0

Wake-up on any button single-click (left, right or middle)

1 1 1

Wake-up on any button double-click (left, right or middle)

3-0

Keyboard Wake-Up Conﬁguration

Bits

3 2 1 0

Configuration

0 0 0 0

Disable Keyboard wake-up detection

0 0 0 1

Special key sequence 2-8 PS/2 scan codes (including scan codes for Shift and Alt keys)

0 1 1 1

1 0 0 0

Password enabled with 1-8 keys (excluding scan codes for Shift and Alt keys)

1 1 1 1

Bit

76543210

Name

Keyboard Data

Reset

00000000

Bit

76543210

Name

Reserved

Mouse Data

Reset

00000000

}

PC87351 Datasheet(PDF) 55 Page - National Semiconductor (TI)

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