参数资料
型号: YMF754-V
厂商: Yamaha Corporation
英文描述: DS-1E
中文描述: 副秘书长至1E
文件页数: 6/60页
文件大小: 305K
代理商: YMF754-V
YMF754
June 28, 1999
-14-
0Dh: Latency Timer
Read / Write
Default: 00h
Access Bus Width: 8, 16, 32-bit
b7
b6
b5
b4
b3
b2
b1
b0
Latency Timer
b[7:0] ..........Latency Timer
When DS-1E becomes a Bus Master device, this register indicates the initial value of the Master Latency
Timer.
0Eh: Header Type
Read Only
Default: 00h
Access Bus Width: 8, 16, 32-bit
b7
b6
b5
b4
b3
b2
b1
b0
Header Type
b[7:0] ..........Header Type
This register indicates the device type of DS-1E.
This is hardwired to 00h.
10-13h: PCI Audio Memory Base Address
Read / Write
Default: 00000000h
Access Bus Width: 8, 16, 32-bit
b15
b14
b13
b12
b11
b10
b9
b8
b7
b6
b5
b4
b3
b2
b1
b0
MBA
-
b31
b30
b29
b28
b27
b26
b25
b24
b23
b22
b21
b20
b19
b18
b17
b16
MBA (higher)
b[31:15] ......MBA: Memory Base Address
This register indicates the physical Memory Base address of the PCI Audio registers in DS-1E.
The base
address can be located anywhere in the 32-bit address space.
Data in the DS-1E register is not
prefetchable.
Size of the register to be mapped into the memory space is 32,768 bytes.
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