F81866A Datasheet, PDF (124/210 Pages) Feature Integration Technology Inc. – 6 UARTs Super IO With 128 Bytes FIFO and Power

F81866A
Pin 76 function select.
0: Pin 76 functions as ALERT#.
0
GPIO20_EN
R/W VBAT 0
1: Pin 76 functions as GPIO20.
Pin 76 will be function as SCL: if SCL_PIN76_EN is set.
7.1.22Wakeup Control Register ⎯ Index 2Dh
Bit
Name
R/W Reset Default
7-4
Reserved
-
-
- Reserved
Description
0: disable KB/Mouse wakeup function.
3
WAKEUP_EN R/W VBAT 1
1: enable KB/Mouse wakeup function.
Select the keyboard wakeup key. Accompany with KEY_SEL_ADD, there are
several key select as list
KEY_SEL_ADD KEY_SEL
Wake Key
0
00
Ctrl + Esc
0
01
Ctrl + F1
2-1
KEY_SEL
R/W VBAT 00
0
10
0
11
Ctrl + Space
Any Key
1
00
Windows Wakeup Key
1
01
Windows Power Key
1
10
Ctrl + Alt + Backspace
1
11
Ctrl + Alt + Delete
Select the mouse wakeup key.
0
MO_SEL
R/W VBAT 0 0: Wakeup by mouse clicking.
1: Wakeup by mouse clicking or movement.
7.2 Multifunction Function Register Mapping Table
7.2.1Multi Function Register Mapping For FDC
PIN No.
PIN9
PIN10
PIN11
PIN12
PIN13
PIN14
PIN15
PIN16
PIN17
PIN18
PIN19
PIN FULL NAME
GPIO50/DENSEL#/RTS6#
GPIO51/MOA#/SIN6
GPIO52/DRVA#/SOUT6
GPIO53/WDATA#/DCD6#
GPIO54/DIR#/RI6#
GPIO55/STEP#/CTS6#
GPIO56/HDSEL#/DTR6
GPIO57/WGATE#/DSR6#
GPIO60/RDATA#/DCD5#
GPIO61/TRK0#/RI5#
GPIO62/INDEX#/CTS5#
PIN SELECT
DENSEL
MOA#
DRVA#
WDATA#
DIR#
STEP#
HDSEL#
WGATE#
RDATA#
TRK0#
INDEX#
CONFIGURE REGISTER
INDEX 27H BIT3-2 = 00
INDEX 28H BIT6 AND BIT3-0 = 0
INDEX 27H BIT0 = 0
INDEX 2AH BIT3-0 = 0
124
Jan, 2012
V0. 12P