数据 薄板 修订 1.1 页2
OXCB950
oxford 半导体 有限公司.
CONTENTS
1
效能 comparis在..................................................................................................4
1.1
改进 的 这oxcb950 在 discrete 解决方案:...........................................................................4
2
块 图解.......................................................................................................................5
3
管脚 信息 .....................................................................................................................6
4
管脚 描述....................................................................................................................7
5
配置 &放大; operATION .............................................................................................11
6
pci 目标 controlleR .....................................................................................................12
6.1
运作........................................................................................................................................................................12
6.2
配置 空间.................................................................................................................................................13
6.2.1
cardbus / pci configuration 空间 register 编排.....................................................................................13
6.3
accessing 这 uart fUNCTION ................................................................................................................................15
6.3.1
cardbus/pci 进入 to 这 内部的 uart....................................................................................................15
6.4
accessing local configuration 寄存器....................................................................................................16
6.4.1
local 配置和 控制 寄存器‘lcc’ (补偿 0x00).........................................................16
6.4.2
MULTI-目的 i/o configuration 寄存器‘mic’ (补偿 0x04).............................................................17
6.4.3
uart mirror 寄存器‘umr’ (补偿 0x08): .................................................................................................... 18
6.4.4
global 中断 status 和 控制 register ‘gis’ (补偿0x0c)................................................ 19
6.5
cardbus/ pci interruPT ............................................................................................................................................. 20
6.6
cardbus/pci 电源 毫安NAGEMENT..........................................................................................................................21
6.6.1
电源 管理 通过uart/ mio 管脚............................................................................................................21
6.6.2
电源 reporting..................................................................................................................................................... 22
6.6.3
cardbus 电源 manageMENT.............................................................................................................................23
6.7
cardbus status 寄存器 ..................................................................................................................................... 24
6.8
cardbus tuple informATION ...................................................................................................................................26
7
内部的 ox16c950 uaRT .....................................................................................................27
7.1
运作–模式 selECTION...................................................................................................................................27
7.1.1
450 模式....................................................................................................................................................................... 27
7.1.2
550 模式....................................................................................................................................................................... 27
7.1.3
750 模式....................................................................................................................................................................... 27
7.1.4
650 模式....................................................................................................................................................................... 27
7.1.5
950 模式....................................................................................................................................................................... 28
7.2
寄存器 描述TABLES .................................................................................................................................29
7.3
重置 配置 .................................................................................................................................................33
7.3.1
硬件 重置.......................................................................................................................................................33
7.3.2
软件 重置 ....................................................................................................................................................... 33
7.4
传输者 和 receiver fifos...........................................................................................................................34
7.4.1
先进先出 控制 register ‘fcr’................................................................................................................................34
7.5
线条 控制 &放大; statuS...............................................................................................................................................35
7.5.1
false 开始 位 deteCTION....................................................................................................................................35
7.5.2
线条 控制 register ‘lcr’................................................................................................................................35
7.5.3
线条 状态 寄存器‘LSR’....................................................................................................................................36
7.6
中断 &放大; 睡眠 mODE ......................................................................................................................................... 37
7.6.1
中断 使能 register ‘ier’........................................................................................................................37
7.6.2
中断 状态 register ‘isr’........................................................................................................................ 38
7.6.3
中断 descriptioN .......................................................................................................................................... 38
7.6.4
睡眠 模式 ................................................................................................................................................................. 39
7.7
modem 接口.........................................................................................................................................................39
7.7.1
modem 控制 register ‘mcr’..........................................................................................................................39
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