YMF715E Datasheet, PDF (18/54 Pages) YAMAHA CORPORATION – OPL3 Single-chip Audio System 3

YMF715Eɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ
IRQ-A: high-active, edge-sense
Index
Best
IRQ
10
Acceptable1
7,9,10,11
IRQ-B: high-active, edge-sense
Index
Best
IRQ
5
Acceptable1
5,7
DMA-A: 8bit, count by byte, type-A, B, F
Index
Best
Acceptable1
DMA
0
0,1,3
DMA-B: 8bit, count by byte, type-A, B, F
Index
Best
Acceptable1
DMA
1
0,1,3
Acceptable2
5,7,9,10,11
Acceptable2
5,7,9,10,11
Acceptable2
0,1,3
Acceptable2
0,1,3
Acceptable3
<-
Acceptable3
<-
Acceptable3
<-
Acceptable3
<-
ɹ(2) LDN=1:Joystick
I/O (Game Port): 16bit address decode
Index
Best
Acceptable1
I/O
Length
201h
1
202h
1
Alignment
-
-
Acceptable2
203h
1
-
Acceptable3
204-20Fh
1
1
ɹ(3) LDN=2:MODEM
I/O (/MCS): 16bit address decode
Index
Best
I/O
Length
2F8h
8
Alignment
-
IRQ: high-active, edge-sense
Index
Best
IRQ
3
Acceptable1
100-FF8h
8
8
Acceptable1
<-
Acceptable2
<-
<-
-
Acceptable2
<-
Acceptable3
<-
<-
-
Acceptable3
<-
May 21, 1997
-18-