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HT45F4630 데이터시트(PDF) 41 Page - Holtek Semiconductor Inc

부품명 HT45F4630
상세설명  DC Motor Driver ASSP MCU
PDF  153 Pages
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제조업체  HOLTEK [Holtek Semiconductor Inc]
홈페이지  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F4630 데이터시트(HTML) 41 Page - Holtek Semiconductor Inc

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Rev. 1.00
40
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Rev. 1.00
41
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HT45F4630
DC Motor Driver ASSP MCU
HT45F4630
DC Motor Driver ASSP MCU
HIRC
HLCLK�
CKS�~CKS0 bits
fSYS
High S�eed
Osci��ato�s
P�esca�e�
fH/�
fH/1�
fH/�4
fH/8
fH/4
fH/3�
HXT
fH
High S�eed Osci��ato�
Configu�ation O�tion
LIRC
Low S�eed
Osci��ato�s
LXT
fSUB
Low S�eed Osci��ato�
Configu�ation O�tion
Fast Wake-u� f�om SLEEP Mode o�
IDLE Mode Cont�o�(fo� HXT on�y)
fSUB
fSYS/4
fSUB
fTB
Time Base
TBCK
fSUB
fSYS/4
Configu�ation O�tion
fS
WDT
Device Clock Configuration
Note:WhenthesystemclocksourcefSYSisswitchedtofSUBfromfH,thehighspeedoscillatorwill
stoptoconservethepower.ThusthereisnofH~fH/64forperipheralcircuittouse.
System Operation Modes
Therearesixdifferentmodesofoperationforthemicrocontroller,eachonewithitsown
specialcharacteristicsandwhichcanbechosenaccordingtothespecificperformanceand
powerrequirementsoftheapplication.Therearetwomodesallowingnormaloperationofthe
microcontroller,theNORMALModeandSLOWMode.Theremainingfourmodes,theSLEEP0,
SLEEP1,IDLE0andIDLE1ModeareusedwhenthemicrocontrollerCPUisswitchedoffto
conservepower.
Operating Mode
Description
CPU
fSYS
fSUB
fS
NORM�L Mode
On
fH~fH/�4
On
On
SLOW Mode
On
fSUB
On
On
IDLE0 Mode
Off
Off
On
On/Off (Note)
IDLE1 Mode
Off
On
On
On
SLEEP0 Mode
Off
Off
Off
Off
SLEEP1 Mode
Off
Off
On
On
Note:TheWDTclock,fS,willbeoffandtheWDTwillstoprunningiftheWDTclocksourceis
selectedfromthesystemclockbyconfigurationoptionregardlessoftheWDTisenabledor
disabled.TheWDTclock,fS,willbeoniftheWDTclocksourceisselectedfromthefSUB
clockandtheWDTisenabled.



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