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HT45F4MA Datasheet(PDF) 107 Page - Holtek Semiconductor Inc

Part # HT45F4MA
Description  Power Bank Flash MCU
PDF  145 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F4MA Datasheet(HTML) 107 Page - Holtek Semiconductor Inc

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Rev. 1.20
10�
De�e��e� 1�� 201�
Rev. 1.20
107
De�e��e� 1�� 201�
HT45F4MA/HT45FH4MA/HT45FH4MA-1
Power Bank Flash MCU
HT45F4MA/HT45FH4MA/HT45FH4MA-1
Power Bank Flash MCU
OCPREF Register
Bit
7
6
5
4
3
2
1
0
Na�e
OCPR7
OCPR�
OCPR5
OCPR�
OCPR3
OCPR2
OCPR1
OCPR0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
0
0
0
0
0
0
0
Bit7~0
OCPR7~OCPR0:OverCurrentProtectionreferencevoltageselect
OCPReferencevoltage=(DAPWR/256)×OCPR,whereOCPRistheOCPREFregister
contentindecimalnotation.
OVPREF Register
Bit
7
6
5
4
3
2
1
0
Na�e
—
—
OVPR5
OVPR�
OVPR3
OVPR2
OVPR1
OVPR0
R/W
—
—
R/W
R/W
R/W
R/W
R/W
R/W
POR
—
—
0
0
0
0
0
0
Bit7~6
Unimplemented,readas"0"
Bit5~0
OVPR5~OVPR0:OvervoltageProtectionreferencevoltageselect
OVPReferencevoltage=(DAPWR/64)×OVPR,whereOVPRistheOVPREFregister
contentindecimalnotation.
OCVPR0 Register
Bit
7
6
5
4
3
2
1
0
Na�e
OCPEN
OVPEN OCP1EN OCP0EN OVP1EN OVP0EN CHYBEN CHYAEN
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
0
0
0
0
0
0
0
Bit7
OCPEN:OverCurrentProtectionfunctionEnablecontrol
0:Disable
1:Enable
IftheOCPENbitisclearedto0,theovercurrentprotectionfunctionisdisabledand
nopowerwillbeconsumed.Thisresultsintheoperationalamplifier,comparatorand
D/Aconverterallbeingswitchedoff.
Bit6
OVPEN:OverVoltageProtectionfunctionEnablecontrol
0:Disable
1:Enable
IftheOVPENbitisclearedto0,theovervoltageprotectionfunctionisdisabledand
nopowerwillbeconsumed.ThisresultsinthecomparatorandD/Aconverterallbeing
switchedoff.
Bit5
OCP1EN:OUTLOverCurrentProtectionEnablecontrol
0:Disable
1:Enable
ThisbitisusedtocontrolwhethertheOUTLsignalisforcedintoaninactivestate
whenanovercurrentconditionoccurs.IftheOCPENandOCP1ENbitsbothareset
to1,theOUTLsignalwillbeforcedinactivewhenanovercurrentconditionoccurs.If
theOUTLsignalprotectionfunctionisdisabledbyclearingtheOCP1ENbitto0,the
OUTLsignalwillnotbeaffectedwhenanovercurrentconditionoccurs.



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