PC87366 datasheet(104/240 Pages) NSC

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

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3.4.18

PS/2 Protocol Control Register (PS2CTL)

This register is set to 00h on power-up of VPP or software reset. It configures the PS/2 keyboard and mouse wake-up fea-

tures. Before changing bits 6-4 or 3-0, clear them to 0 and then write the new value.

Location:

Bank 0, Offset 13h

Type:

R/W

3.4.19

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:

Bank 0, Offset 16h

Type:

Bit

76543210

Name

Disable

Parity

Check

Mouse Wake-Up Conﬁguration

Keyboard Wake-Up Conﬁguration

Reset

00000000

Bit

Description

Disable Parity Check

0: Enabled (default)

1: Disabled

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, “Make” and “Break” (including Shift and Alt keys)

0 1 1 1

1 0 0 0

Password enabled with 1-8 keys “Make” code (excluding Shift and Alt keys)

1 1 1 1

Bit

76543210

Name

Keyboard Data

Reset

00000000

}

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