增强的超级I / O控制器，提供快速IR
数据表
表12.1 - 并行端口连接器.............................................................................................................................81
表12.2 - EPP引脚Descriptions................................................................................................................................86
表12.3 - ECP针Descriptions................................................................................................................................89
表12.4 - ECP注册Definitions...........................................................................................................................90
表12.5 - 模式说明....................................................................................................................................90
表12.6A - 扩展控制Register......................................................................................................................95
表12.7 - 前向信道的命令（ HostAck低）反向信道命令（ PeripAck低） ................. 97
表12.8 - FDC并行端口引脚............................................................................................................................101
表13.1 - PC / AT和PS / 2可用Registers.......................................................................................................103
表13.2 - 在自动状态系统的销Powerdown................................................................................................104
表13.3 - 国家软驱接口引脚在掉电的...................................... .................................... 104
表14.1 - IRQSER采样周期....................................................................................................................108
表15.1 - GP索引和数据寄存器...................................................................................................................110
表15.2-索引和数据寄存器正常（运行）模式...................................... .................................................. ... 110
表17.1 - ISA的I / O地址映射..............................................................................................................................113
表17.2 - 主机接口Flags................................................................................................................................113
表17.3 - 状态寄存器.......................................................................................................................................115
表17.4 - 复位....................................................................................................................................................116
表19.1 - 配置寄存器..........................................................................................................................123
表19.2 - 芯片级Registers...............................................................................................................................125
表19.3 - 逻辑设备Registers.........................................................................................................................128
表19.4 - I / O基地址配置寄存器说明....................................... ....................................... 130
表19.5 - 选择中断配置寄存器说明.......................................... ....................................... 131
表19.6 - DMA通道选择配置寄存器说明......................................... ................................ 131
表19.7 - 软盘控制器，逻辑设备0 [逻辑设备号= 0×00 ] ................................. .............. 133
表19.8 - 并行端口，逻辑设备3 [逻辑设备号= 0×03 ] ................................. ............................ 134
表19.9 - 串行端口1 ，逻辑设备4 [逻辑设备号= 0×04 ] ................................. ............................. 135
表19.10 - 串口2 ，逻辑设备5 [逻辑设备号= 0×05 ] ................................. ........................... 136
表19.11 - KYBD ，逻辑设备7 [逻辑设备号= 0x07执行] ................................... .................................. 137
表19.12 - 辅助I / O ，逻辑设备8 [逻辑设备号= 0×08 ] ................................ ............................ 137
表19.13 - nRTS多路复用....................................................................................................................................139
表19.14 - nCTS2 MUXING...................................................................................................................................139
表19.15 - nDTR2多路复用..................................................................................................................................139
表19.16 - nDSR2多路复用..................................................................................................................................140
表19.17 - nDCD2多路复用..................................................................................................................................140
表19.18 - nRI2多路复用......................................................................................................................................140
表19.19 - DRQ3 MUXING....................................................................................................................................140
表19.20 - nDACK3 MUXING................................................................................................................................141
表19.21 - SER_IRQ多路复用..............................................................................................................................141
表19.22 - PCI_CLK MUXING...............................................................................................................................141
表19.23 - DRVDEN1 MUXING.............................................................................................................................141
表19.24 - 辅助I / O ，逻辑设备8 [逻辑设备号= 0×08 ] ................................ ............................ 141
表21.1 - ISA读时序参数................................................................................................................149
表21.2 - EPP 1.9数据或地址周期时序参数....................................... ....................................... 158
表21.3 - EPP 1.9数据或地址读周期时序参数...................................... .............................. 160
表21.4 - EPP 1.7数据或地址写周期参数....................................... ......................................... 162
表21.5 - EPP 1.7数据或地址读周期参数....................................... ......................................... 163
表23.1 - 100引脚TQFP封装参数.......................................................................................................173
SMSC FDC37C672
第8页
牧师03年10月29日
数据表
SMSC [ SMSC CORPORATION ]
