參數(shù)資料
型號: CY28326OXCT
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: XO, clock
英文描述: Single Pole Normally Open: 1-Form-A
中文描述: 333.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封裝: LEAD FREE, SSOP-48
文件頁數(shù): 15/23頁
文件大?。?/td> 288K
代理商: CY28326OXCT
CY28326
Document #: 38-07616 Rev. *A
Page 15 of 23
Figure 11. Watch Dog timer flowchart for BIOS programming
RESET WATCHDOG TIMER
Set WD Timer Bits = 0
Clear WD Alarm bit = 0
INITIALIZE WATCHDOG TIMER
Set Frequency Revert Bit
Set WD Timer Bits
CHANGE FREQ BY
SET SOFTWARE FSEL
Set SW Freq_Sel bits
Set FS override bit
CHANGE FREQ BY SET DIAL-A-
FREQUENCY
Load M and N Registers
Set Pro_Freq_EN = 1
NO
Reset & Revert
Frequencyback
FrequencyRevert Bit = 0
Set Frequency to
FS_HW_Latched
FrequencyRevert Bit = 1
Set Frequency to
FS_SW Setting
SRESET# = 0 for 3 msec
WATCHDOG TIMER
PROGRAMMING
System need Extend
Time for next count
WD Alarm bit = 1
Exit WD Timer
CLEAR WD TIMER
Set WD timer Bits = 0
WD timer Reload bit
setting from 0 to 1
Set WD Timer Bits to
Extend Time
YES
NO
YES
相關PDF資料
PDF描述
CY28341-2 Universal Clock Chip for VIA P4M/KT/KM400 DDR Systems
CY29962 2.5V/3.3V, 150-MHz Multi-Output Zero Delay Buffer
CY30 Sensor interface for an inductive engine wheel speed single rotation sensor
CY37128V 5V, 3.3V, ISR⑩ High-Performance CPLDs
CY37256V 5V, 3.3V, ISR⑩ High-Performance CPLDs
相關代理商/技術參數(shù)
參數(shù)描述
CY28326SPC 制造商:Cypress Semiconductor 功能描述:
CY28329 制造商:SPECTRALINEAR 制造商全稱:SPECTRALINEAR 功能描述:133 MHz Spread Spectrum Clock Synthesizer/Driver with Differential CPU Outputs
CY28329OXC 功能描述:時鐘驅動器及分配 Intel CK-408B for Plumas chipset RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel
CY28329OXCT 功能描述:時鐘驅動器及分配 Intel CK-408B for Plumas chipset RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel
CY28329PVC 制造商:Cypress Semiconductor 功能描述: