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HT45F5R Datasheet(PDF) 93 Page - Holtek Semiconductor Inc

Part # HT45F5R
Description  Charger ASSP Flash MCU
PDF  138 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F5R Datasheet(HTML) 93 Page - Holtek Semiconductor Inc

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Rev. 1.10
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HT45F5R
Charger ASSP Flash MCU
HT45F5R
Charger ASSP Flash MCU
• SADC0 Register
Bit
7
6
5
4
3
2
1
0
Na�e
START
ADBZ
ADCEN
ADRFS
SACS�
SACS�
SACS1
SACS0
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
0
0
0
0
0
0
0
Bit7
START:StarttheA/Dconversion
0→1→0:StartA/Dconversion
ThisbitisusedtoinitiateanA/Dconversionprocess.Thebitisnormallylowbutifset
highandthenclearedlowagain,theA/Dconverterwillinitiateaconversionprocess.
Bit6
ADBZ:A/Dconverterbusyflag
0:A/Dconversionendedornoconversion
1:A/Dconverterisbusy
ThisreadonlyflagisusedtoindicatewhethertheA/Dconversionisinprogressor
not.WhentheSTARTbitissetfromlowtohighandthentolowagain,theADBZflag
willbesetto1toindicatethattheA/Dconversionisinitiated.TheADBZflagwillbe
clearedas0aftertheA/Dconversioniscomplete.
Bit5
ADCEN:A/Dconverterenable/disablecontrol
0:Disable
1:Enable
ThisbitcontrolstheA/Dinternalfunction.Thisbitshouldbesettoonetoenable
theA/Dconverter.Ifthebitissetlow,thentheA/Dconverterwillbeswitchedoff
reducingthedevicepowerconsumption.WhentheA/Dconverterfunctionisdisabled,
thecontentsoftheA/DdataregisterpairknownasSADOHandSADOLwillbe
unchanged.
Bit4
ADRFS:A/Doutputdataformatselectionbit
0:ADCoutputdataformat→SADOH=D[11:4];SADOL=D[3:0]
1:ADCoutputdataformat→SADOH=D[11:8];SADOL=D[7:0]
Thisbitcontrolstheformatofthe12-bitconvertedA/DvalueinthetwoA/Ddata
registers.DetailsareprovidedintheA/Dconverterdataregistersection.
Bit3~0
SACS3~SACS0:ADCinputchannelsselection
0000:ADCinputchannelcomesfromAN0
0001:ADCinputchannelcomesfromAN1
0010:ADCinputchannelcomesfromAN2
0011:ADCinputchannelcomesfromAN3
0100:ADCinputchannelcomesfromAN4
0101:ADCinputchannelcomesfromAN5
0110:ADCinputchannelcomesfromAN6
1000:ADCinputchannelcomesfromVsense
1001~1111:Non-existedchannel,theinputwillbefloatingifselected
• SADC1 Register
Bit
7
6
5
4
3
2
1
0
Na�e
SAINS�
SAINS1
SAINS0 SAVRS1 SAVRS0 SACKS� SACKS1 SACKS0
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
Bit7~5
SAINS2~SAINS0:InternalA/Dconverterinputchannelselectionbit
000:ADCinputonlycomesfromexternalpinanaloginput
001:ADCinputalsocomesfrominternalBandgapreferencevoltage
010:ADCinputalsocomesfrominternal10×IS
011:ADCinputalsocomesfrominternalVDPVDO
100:ADCinputalsocomesfrominternalVDNVDO
Othervalues:sameas000



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