W83791D/G
表盒内的
1.
2.
一般Description............................................................................................................ 1
FEATURES.................................................................................................................................... 3
2.1监测项目.................................................................................................................. 3
2.2地址解析协议（ ARP）和警报 - 标准论坛（ ASF ） ............................... 3
2.3语音项....................................................................................................................... 3
2.4操作启用.................................................................................................................. 3
2.5加强监测VID功能............................................. ........................................... 4
2.6一般................................................................................................................................ 4
2.7包装............................................................................................................................... 4
KEY SPECIFICATIONS................................................................................................................. 4
PIN CONFIGURATION..................................................................................................................五
引脚说明....................................................................................................................... 6
功能说明........................................................................................................ 11
6.1概述........................................................................................................... 11
6.2访问接口................................................................................................................ 11
6.2.1
第一串行总线访问时序............................................ ........................................... 11
一般Description............................................................................................................12
事件触发队列..........................................................................................................12
连接EEPROM.....................................................................................................14
扬声器输出..................................................................................................................14
3.
4.
5.
6.
6.3
语音功能................................................................................................................ 12
6.3.1
6.3.2
6.3.3
6.3.4
6.4
6.5
6.6
地址解析协议（ ARP ）介绍........................................... .................... 15
ASF （警报标准格式）介绍........................................... .............................. 17
6.5.1
6.6.1
6.6.2
平台事件陷阱（ PET ） ............................................ .................................................. ... 17
在监测4.096V voltage:..............................................................................................20
监测负电压： ...................................................................................................20
风扇转速count.................................................................................................................21
风扇转速control...............................................................................................................22
智能风扇控制..............................................................................................................23
监测温度的热敏电阻： ............................................. .................................... 25
监测温度奔腾IITM热敏二极管或双极型晶体管2N3904 ......... 25
SMI ＃中断的W83791D电压............................................ ...................................... 25
SMI ＃中断的W83791D范............................................ ............................................ 26
SMI ＃中断的W83791D / G温度传感器1/2/3 .................................... .............. 26
过温（ OVT ＃ ）为W83791D / G温度传感器1/2/3 ............................... 27
模拟输入..................................................................................................................... 19
6.7
风扇转速计数和风扇转速控制........................................... ........................... 21
6.7.1
6.7.2
6.7.3
6.8
温度测量机............................................... .................................. 24
6.8.1
6.8.2
6.8.3
6.8.4
6.8.5
6.8.6
7.
控制和状态寄存器.............................................. .......................................... 29
7.1言语Flash存储器地址寄存器
指数00H - 02H （银行0 ） ............................. 29
7.2语音闪存数据寄存器
指数03H - 06H （银行0 ） ................................. 29
7.3语音闪存控制寄存器
指数07H （银行0 ） ........................................ 29
7.4事件触发超时注册
指数08H （银行0 ） ............................................ ......... 30
出版日期： 2006年4月14日
修订版1.1
- II -
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