www.ite.com.tw it8705f v0.4
vi
它8705F
9.6.12.7
锁 ........................................................................................................116
9.6.12.8
版本 ........................................................................................................116
9.6.12.9
sense 中断 状态.........................................................................116
9.6.12.10
sense 驱动 状态 ..................................................................................117
9.6.12.11
具体说明 ........................................................................................................117
9.6.12.12
垂直的 模式 ...............................................................................118
9.6.12.13
invalid ........................................................................................................118
9.6.13
dma transfers ........................................................................................................118
9.6.14
低 电源 模式 ........................................................................................................119
9.7
串行 端口 (uart) 寄存器 描述 .....................................................................................119
9.7.1
数据 寄存器 ....................................................................................................................119
9.7.2
控制 寄存器: ier, iir, fcr, dll, dlm, lcr 和 mcr ............................................120
9.7.3
状态 寄存器: lsr 和 msr ........................................................................................125
9.7.4
重置...................................................................................................................................128
9.7.5
程序编制 ......................................................................................................................128
9.7.6
软件 重置 ...................................................................................................................128
9.7.7
时钟 输入 运作 .........................................................................................................128
9.7.8
先进先出 中断 模式 运作 ..........................................................................................129
9.8
并行的 端口 .................................................................................................................................130
9.8.1
spp 和 epp 模式..........................................................................................................131
9.8.2
epp 模式 运作..........................................................................................................132
9.8.3
ecp 模式 运作..........................................................................................................133
9.9
消费者 偏远的 控制 (tv 偏远的) ir (cir) ......................................................................141
9.9.1
Overview.............................................................................................................................141
9.9.2
特性..............................................................................................................................141
9.9.3
块 图解 ....................................................................................................................141
9.9.4
transmit 运作 .............................................................................................................142
9.9.5
receive 运作 ..............................................................................................................142
9.9.6
寄存器 描述 和 地址 ....................................................................................142
9.9.6.1
cir 数据 寄存器 (dr)....................................................................................143
9.9.6.2
cir 中断 使能 寄存器 (ier).................................................................143
9.9.6.3
cir 接受者 控制 寄存器 (rcr)..............................................................144
9.9.6.4
cir 传输者 控制 寄存器 1 (tcr1) .....................................................145
9.9.6.5
cir 传输者 控制 寄存器 2 (tcr2) .....................................................146
9.9.6.6
cir 波特 比率 divisor 低 字节 寄存器 (bdlr) ..........................................149
9.9.6.7
cir 波特 比率 divisor 寄存器 高 字节 (bdhr).........................................149
9.9.6.8
cir 传输者 状态 寄存器 (tsr)............................................................149
9.9.6.9
cir 接受者 先进先出 状态 寄存器 (rsr) ......................................................150
9.9.6.10
cir 中断 identification 寄存器 (iir) .........................................................150
9.10
game 端口 接口 ....................................................................................................................151
9.10.1
game 端口 (base+0h)........................................................................................................151
9.11
flash 只读存储器 接口.................................................................................................................152
9.12
midi 接口 ..............................................................................................................................153
9.12.1
mpu-401 寄存器 接口 ...............................................................................................153
9.12.2
运作 ........................................................................................................154
10.
直流 电的 特性......................................................................................................................155
11.
交流 特性 (vcc = 5.0v
±
5%, ta = 0
°
c 至 + 70
°
c).......................................................................157
11.1
时钟 输入 timings .....................................................................................................................157
11.2
lclk (pciclk) 和 lreset# ...................................................................................................157
11.3
lpc 和 serirq timings ..........................................................................................................158
11.4
串行 端口, askir, sir 和 消费者 偏远的 控制 timings ..............................................159
11.5
modem 控制 timings...............................................................................................................160
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