YMF754-V ETC, YMF754-V Datasheet - Page 30

• Manufacturer Part Number: YMF754-V
• Description: DS-1E
• Manufacturer: ETC

YMF754
60-61h: FM Synthesizer Base Address
62-63h: Sound Blaster Base Address
64-65h: MPU401 Base Address
66-67h: Joystick Base Address
b[15:2] ........FM Synthesizer Base Address
b[15:4] ........Sound Blaster Base Address
b[15:1] ........MPU401 Base Address
b[15:0] ........Joystick Base Address
This register sets the base address of the FM synthesizer. If b5:I/O bit of 40h register is set to “1”, b[9:2]
bits are decoded by ignoring b[15:10] bits.
This register sets the base address of the Sound Blaster. If b5:I/O bit of 40h register is set to “1”, b[9:4]
bits are decoded by ignoring b[15:10] bits.
This register sets the base address of the MPU401. If b5:I/O bit of 40h register is set to “1”, b[9:1] bits are
decoded by ignoring b[15:10] bits.
This register sets the base address of the Joystick. If b5:I/O bit of 40h register is set to “1”, b[9:0] bits are
decoded by ignoring b[15:10] bits.
b15
b15
b15
b15
Read / Write
Default: 0388h
Access Bus Width: 8, 16, 32-bit
Read / Write
Default: 0220h
Access Bus Width: 8, 16, 32-bit
Read / Write
Default: 0330h
Access Bus Width: 8, 16, 32-bit
Read / Write
Default: 0201h
Access Bus Width: 8, 16, 32-bit
b14
b14
b14
b14
b13
b13
B13
b13
b12
b12
b12
b12
Sound Blaster Base Address
b11
b11
b11
b11
FM Synthesizer Base Address
b10
b10
b10
b10
MPU401 Base Address
b9
b9
b9
b9
Joystick Base Address
-30-
b8
b8
b8
b8
b7
b7
b7
b7
b6
b6
b6
b6
b5
b5
b5
b5
b4
b4
b4
b4
b3
b3
b3
b3
-
June 28, 1999
b2
b2
b2
b2
-
b1
b1
b1
b1
-
-
b0
b0
b0
b0
-
-
-