Yamaha OPL3-SA3 specifications 2 LDN=1 Joystick, 3 LDN=2 MODEM, YMF715E

YMF715E

IRQ-A: high-active, edge-sense

Index	Best	Acceptable1	Acceptable2	Acceptable3
IRQ	10	7,9,10,11	5,7,9,10,11	<-

IRQ-B: high-active, edge-sense

Index	Best	Acceptable1	Acceptable2	Acceptable3
IRQ	5	5,7	5,7,9,10,11	<-

DMA-A: 8bit, count by byte, type-A, B, F

Index	Best	Acceptable1	Acceptable2	Acceptable3
DMA	0	0,1,3	0,1,3	<-

DMA-B: 8bit, count by byte, type-A, B, F

Index	Best	Acceptable1	Acceptable2	Acceptable3
DMA	1	0,1,3	0,1,3	<-

(2) LDN=1:Joystick

I/O (Game Port): 16bit address decode

Index	Best	Acceptable1	Acceptable2	Acceptable3
I/O	201h	202h	203h	204-20Fh
Length	1	1	1	1
Alignment	-	-	-	1

(3) LDN=2:MODEM

I/O (/MCS): 16bit address decode

Index	Best	Acceptable1	Acceptable2	Acceptable3
I/O	2F8h	100-FF8h	<-	<-
Length	8	8	<-	<-
Alignment	-	8	-	-

IRQ: high-active, edge-sense

Index	Best	Acceptable1	Acceptable2	Acceptable3
IRQ	3	<-	<-	<-

May 21, 1997

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