W83627DHG Datasheet, PDF (31/268 Pages) Winbond – WINBOND LPC I/O

W83627DHG
5.11.3 GPIO-2 Interface
SYMBOL
PIN
GP20
120
CPUFANOUT1
GP21
119
CPUFANIN1
GP22
19
SCE#
GP23
I/O
I/OD_12t
AOUT/
OD_12/
O₁₂
I/OD_12t
I/O_12ts
I/OD_12t
O₁₂
I/OD_12t
SCK
2
O₁₂
GP24
MDAT
GP25
MCLK
GP26
KDAT
GP27
KCLK
66
I/OD_16t
I/OD_16ts
65
I/OD_16t
I/OD_16ts
63
I/OD_16t
I/OD_16ts
62
I/OD_16t
I/OD_16ts
DESCRIPTION
General-purpose I/O port 2 bit 0.
DC/PWM fan output control. (Default)
CPUFANOUT0 and AUXFANOUT are default PWM mode,
CPUFANOUT1 and SYSFANOUT are default DC mode.
General-purpose I/O port 2 bit 1.
0 to +3 V amplitude fan tachometer input. (Default)
General-purpose I/O port 2 bit 2.
Serial flash ROM interface chip selection.
General-purpose I/O port 2 bit 3.
Clock output for serial flash.
*UBC, UBE and UBF version support 33 MHz frequency, but
UBE and UBF version use 16 MHz frequency as their default.
General-purpose I/O port 2 bit 4.
PS2 Mouse Data.
General-purpose I/O port 2 bit 5.
PS2 Mouse Clock.
General-purpose I/O port 2 bit 6.
Keyboard Data.
General-purpose I/O port 2 bit 7.
Keyboard Clock.
Publication Release Date: Aug, 22, 2007
-19-
Version 1.4