ymf754 ETC-unknow, ymf754 Datasheet - Page 43

• Manufacturer Part Number: ymf754
• Description: Ds-1e
• Manufacturer: ETC-unknow

YMF754
2-4. Joystick
The following shows the JSBase I/O map for Joystick.
Joystick Block is the port for connecting IBM compatible analog joystick.
Port
+0h
JSBase
JACX...
JACY...
JBCX...
JBCY...
JAB1...
JAB2...
JBB1...
JBB2...
JBB2
D7
(R/W)
Joystick A, Coordinate X
Joystick A, Coordinate Y
Joystick B, Coordinate X
Joystick B, Coordinate Y
Joystick A, Button 1
Joystick A, Button 2
Joystick B, Button 1
Joystick B, Button 2
JBB1
D6
JAB2
D5
JAB1
D4
-43-
JBCY
D3
JBCX
D2
JACY
D1
JACX
D0
June 28, 1999