
W83637HF
Publication Release Date: June 25, 2003
- 20 -
Revision 1.3
5.8 Game Port & MIDI Port
SYMBOL
PIN
I/O
FUNCTION
MSI
GP20
119
INtu
I/OD
12t
MIDI serial data input .(Default)
General purpose I/O port 2 bit 0.
MSO
IRQIN0
120
O
8c
INc
MIDI serial data output. (Default)
Alternate Function input: Interrupt channel input.
GPSA2
GP17
121
Incsu
I/OD
12csu
Active-low, Joystick I switch input 2. This pin has an internal
pull-up resistor. (Default)
General purpose I/O port 1 bit 7.
GPSB2
GP16
122
Incsu
I/OD
12csu
Active-low, Joystick II switch input 2. This pin has an internal
pull-up resistor. (Default)
General purpose I/O port 1 bit 6.
GPY1
GP15
123
I/OD
12csd
I/OD
12cs
Joystick I timer pin. This pin connects to Y positioning variable
resistors for the Joystick. (Default)
General purpose I/O port 1 bit 5.
GPY2
GP14
124
I/OD
12csd
I/OD
12cs
Joystick II timer pin. This pin connects to Y positioning variable
resistors for the Joystick. (Default)
General purpose I/O port 1 bit 4.
P16
Alternate Function Output: KBC P16 I/O port.
GPX2
GP13
125
I/OD
12csd
I/OD
12cs
Joystick II timer pin. This pin connects to X positioning variable
resistors for the Joystick. (Default)
General purpose I/O port 1 bit 3.
P15
Alternate Function Output: KBC P15 I/O port.
GPX1
GP12
P14
126
I/OD
12csd
I/OD
12cs
Joystick I timer pin. This pin connects to X positioning variable
resistors for the Joystick. (Default)
General purpose I/O port 1 bit 2.
Alternate Function Output: KBC P14 I/O port.
GPSB1
GP11
P13
127
Incsu
I/OD
12csu
Active-low, Joystick II switch input 1. (Default)
General purpose I/O port 1 bit 1.
Alternate Function Output: KBC P13 I/O port.
GPSA1
GP10
P12
128
Incsu
I/OD
12csu
Active-low, Joystick I switch input 1. (Default)
General purpose I/O port 1 bit 0.
Alternate Function Output: KBC P12 I/O port.