参数资料
型号: YMF724
厂商: Yamaha Corporation
英文描述: high performance audio controller for the PCI Bus
中文描述: 高性能音频控制器的PCI总线
文件页数: 50/50页
文件大小: 268K
代理商: YMF724
YMF724F
January 14, 1999
-9-
FUNCTION OVERVIEW
1. PCI INTERFACE
DS-1 supports the PCI bus interface and complies to PCI revision 2.1.
1-1. PCI Bus Command
DS-1 supports the following PCI Bus commands.
1-1-1. Target Device Mode
C/BE[3:0]#
Command
0000
Interrupt Acknowledge (not support)
0001
Special Cycle (not support)
0010
I/O Read
0011
I/O Write
0100
reserved
0101
reserved
0110
Memory Read
0111
Memory Write
1000
reserved
1001
reserved
1010
Configuration Read
1011
Configuration Write
1100
Memory Read Multiple (not support)
1101
Dual Address Cycle (not support)
1110
Memory Read Line (not support)
1111
Memory Write and Invalidate (not support)
DS-1 does not assert DEVSEL# when accessed with commands that are indicated as (not supported) or
reserved.
1-1-2. Master Device Mode
C/BE[3:0]#
Command
0110
Memory Read
0111
Memory Write
##
When DS-1 becomes a Master Device, it generates only memory write and read cycle commands.
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YMF724F 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus
YMF724F-V 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus
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