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參數資料
型號: W83791D
廠商: WINBOND ELECTRONICS CORP
元件分類: 模擬信號調理
英文描述: W83791D Winbond H/W Monitoring IC
中文描述: SPECIALTY ANALOG CIRCUIT, PQFP48
封裝: LQFP-48
文件頁數: 19/46頁
文件大小: 636K
代理商: W83791D
W83791D
Preliminary
Publication Release Date: Aug, 2001
Revision 0.41
12
For example: As BIOS usually has POST (Power On Self Test) program, then it will test every item step by
step if no failure takes place, however, if it detects a failure on a specific item, it will hang on there. Therefore,
BIOS could write timeout value to register 08h and start timer setup speech trigger event (register 09h), then is
BIOS test program started. Whenever the system is hang on specific item such as DRAM testing, W83791D would
say “DRAM test fails” after the timeout previously set at CR[08h]. On the contrary, if DRAM test is ok, then BIOS
could update the timeout value and proceed to the next test program.
Below is the speech CPU_MODE table of W83791D
:
CPU_MODE item
Definition
POI
Reserverd
SLOTOCC
CPU present or absent
EVNTRAP1(TG1)
Hardware trgger1
EVNTRAP2
Hardware trgger2
EVNTRAP3
Hardware trgger3
EVNTRAP4
Hardware trgger4
EVNTRAP5
Hardware trgger5
TRIGREG
I2C setting software trigger
IN0
Vcore(VIN0 ) exceed limit
IN1
VINR0(VIN1) exceed limit
IN2
(+3.3VIN)VIN2 exceed limit
IN3
(5VDD)VIN3 exceed limit
IN4
(+12VIN)VIN4 exceed limit
IN5
(-12VIN)VIN5 exceed limit
IN6
(-5VIN)VIN6 exceed limit
IN7
VSB(VIN7) exceed limit
IN8
VBAT(VIN8 ) exceed limit
IN9
(VINR1)VIN9 exceed limit
TEMP1
VTIN1 exceed limit
TEMP2
VTIN2 exceed limit
TEMP3
VTIN3 exceed limit
FAN1
FAN1 count over limit
FAN2
FAN2 count over limit
FAN3
FAN3 count over limit
CHS_EV
Case open trigger
Table 1. CPU_MODE Table
Vector (H)
0,32
1
2
3
4
5
6
80-FF
40
41
42
43
44
45
46
47
48
49
4A
4B
4C
4D
4E
4F
50
6.3.3 Connection of EEPROM
As is described previously that the W83791D has connectable W55FXX to store voice data. To expand the
storage capacity, users can select many W55FXX to connect with each other. The maximum capacity could be up to
16Mbit. Following is the connection chart of W55FX with W83791D.
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相關代理商/技術參數
參數描述
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W83791SG 制造商:WINBOND 制造商全稱:Winbond 功能描述:H/W MONITORING IC
W83792AD 制造商:WINBOND 制造商全稱:Winbond 功能描述:H/W Monitoring IC (CSB Version)
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