Yamaha OPL3-SA3 Stereo System User Manual


 
YMF715E
May 21, 1997
-16-
Logical Device Number = 0 : SA3 Sound System
30h R/W Activate
60h R/W I/O port base address[15..8], Descriptor 0 (SB base)
61h R/W I/O port base address[7..0], Descriptor 0 (SB base)
62h R/W I/O port base address[15..8], Descriptor 1 (WSS base)
63h R/W I/O port base address[7..0], Descriptor 1 (WSS base)
64h R/W I/O port base address[15..8], Descriptor 2 (AdLib base)
65h R/W I/O port base address[7..0], Descriptor 2 (AdLib base)
66h R/W I/O port base address[15..8], Descriptor 3 (MPU base)
67h R/W I/O port base address[7..0], Descriptor 3 (MPU base)
68h R/W I/O port base address[15..8], Descriptor 4 (CTRL base)
69h R/W I/O port base address[7..0], Descriptor 4 (CTRL base)
70h R/W Interrupt request level select 0 (for IRQ-A)
71h R Interrupt request type select 0 (for IRQ-A)
72h R/W Interrupt request level select 1 (for IRQ-B)
73h R Interrupt request type select 1 (for IRQ-B)
74h R/W DMA channel select 0 (for DMA-A)
75h R/W DMA channel select 1 (for DMA-B)
Logical Device Number = 1 : Joystick
30h R/W Activate
60h R/W I/O port base address[15..8]
61h R/W I/O port base address[7..0]
Logical Device Number = 2 : MODEM (Optional)
30h R/W Activate
60h R/W I/O port base address[15..8]
61h R/W I/O port base address[7..0]
70h R/W Interrupt request level select
71h R Interrupt request type select