82C931
表格 的 内容
OPTi
®
912-3000-035 Page iii
修订: 2.1
1.0 特性 ............................................................................................................................ 1
2.0 Overview ........................................................................................................................... 3
3.0 信号 定义............................................................................................................. 5
3.1 模式 选择 ...................................................................................................................................5
3.2 931-mb 模式.......................................................................................................................................6
3.2.1 931-mb 模式 si
gnal 描述 .........................................................................................8
3.2.1.1 isa 总线 接口 si
gnals .......................................................................................8
3.2.1.2 midi 接口 si
gnals.............................................................................................8
3.2.1.3 Confi
guration 和 外部 pnp 可擦可编程只读存储器 接口 signals .................................9
3.2.1.4 game 端口 和 串行 音频的 接口 si
gnals .......................................................9
3.2.1.5 codec/mixer 接口 si
gnals ..............................................................................10
3.2.1.6 电源 和 地面 管脚........................................................................................11
3.3 931-ad 模式 .....................................................................................................................................12
3.3.1 931-ad 模式 si
gnal 描述........................................................................................14
3.3.1.1 isa 总线 si
gnals ....................................................................................................14
3.3.1.2 midi 接口 si
gnals...........................................................................................14
3.3.1.3 Confi
guration, 外部 pnp 可擦可编程只读存储器,和 ide cd-只读存储器 接口 signals.......15
3.3.1.4 game 端口 和 modem 接口 si
gnals.............................................................16
3.3.1.5 codec/mixer 接口 si
gnals ..............................................................................16
3.3.1.6 串行 音频的 接口 si
gnals...............................................................................17
3.3.1.7 电源 和 地面 管脚........................................................................................17
4.0 函数的 描述 .................................................................................................. 19
4.1 plug 和 播放 ....................................................................................................................................19
4.2 16-位 codec/mixer ...........................................................................................................................20
4.2.1 Codec ...................................................................................................................................20
4.2.2 Mixer.....................................................................................................................................21
4.3 频率 synthesizer ....................................................................................................................22
4.4 16-位 类型 f dma playback ...........................................................................................................23
4.5 modem 接口 ...............................................................................................................................23
4.6 推 button 容积 控制...........................................................................................................23
4.7 外部 串行 可擦可编程只读存储器 ..................................................................................................................23
4.8 串行 音频的 接口.......................................................................................................................23
4.8.1 i2s-
justified format 和 它的 变化....................................................................................23
4.8.2 Son
yformat ..........................................................................................................................24
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