W83627G Winbond Electronics Corp America, W83627G Datasheet - Page 29

• Manufacturer Part Number: W83627G
• Description: LPC Interface I/O plus Game Port, MIDI Port, Pb-free package
• Manufacturer: Winbond Electronics Corp America

6.9
6.9.1
6.9.2
DRVDEN1
( IRQIN1)
SYMBOL
WDTO
GP20
GP21
GP22
GP23
PLED
GP24
GP25
GP26
GP27
IRRX
SMI#
IRTX
SDA
SCL
MSI
See section 7.8
General Purpose I/O Port 1 （Power source is Vcc）
General Purpose I/O Port 2 （Power source is Vcc）
General Purpose I/O Port
119
PIN
92
91
90
89
88
87
2
I/OD
I/OD
I/OD
I/OD
I/OD
I/OD
I/OD
I/OD
I/OD
OD
OD
OD
O
O
IN
IN
I/O
IN
IN
12
12
ts
ts
12ts
12
24
24
t
t
12t
12t
12t
12t
12t
12t
12t
24t
General purpose I/O port 2 bit 0.
MIDI serial data input. Schmitt trigger input with internal pull-up
resistor.
General purpose I/O port 2 bit 1.
Serail Bus Clock.（availiable for W83627HF only）
General purpose I/O port 2 bit 2.
Serial Bus Data.（availiable for W83627HF only）
General purpose I/O port 2 bit 3.
Power LED output, this signal will be logical low after system
reset.
General purpose I/O port 2 bit 4.
Watch Dog Timer Output. High level indicates that Watch Dog
Timer time-out occurs.
General purpose I/O port 2 bit 5.
Infrared Receiver Input.
General purpose I/O port 2 bit 6.
Infrared Transmitter Output.
General purpose I/O port 2 bit 7.
System Management Interrupt.
(Interrupt channel input. For C version only)
Drive Density Select bit 1.（Default）
- 25 -
FUNCTION
W83627HF/ F/ HG/ G
Publication Release Date: June 09, 2006
Revision 2.27