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HT66FV130 Datasheet(PDF) 39 Page - Holtek Semiconductor Inc

Part # HT66FV130
Description  Enhanced Voice Flash MCU
PDF  259 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT66FV130 Datasheet(HTML) 39 Page - Holtek Semiconductor Inc

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Rev. 1.50
38
De�e��e� 0�� �01�
Rev. 1.50
39
De�e��e� 0�� �01�
HT66FV130/HT66FV140
HT66FV150/HT66FV160
Enhanced Voice Flash MCU
HT66FV130/HT66FV140
HT66FV150/HT66FV160
Enhanced Voice Flash MCU
• FC0 Register
Bit
7
6
5
4
3
2
1
0
Na�e
CFWEN
FMOD�
FMOD1
FMOD0
FWPEN
FWT
FRDEN
FRD
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
1
1
1
0
0
0
0
Bit7
CFWEN:FlashMemoryWriteenablecontrol
0:Flashmemorywritefunctionisdisabled
1:Flashmemorywritefunctionhasbeensuccessfullyenabled
Whenthisbitisclearedto0byapplicationprogram,theFlashmemorywritefunction
isdisabled.Notethatwritinga"1"intothisbitresultsinnoaction.Thisbitisused
toindicatethattheFlashmemorywritefunctionstatus.Whenthisbitissetto1by
hardware,itmeansthattheFlashmemorywritefunctionisenabledsuccessfully.
Otherwise,theFlashmemorywritefunctionisdisabledasthebitcontentiszero.
Bit6~4
FMOD2~FMOD0:Modeselection
000:Writeprogrammemory
001:Block/Pageeraseprogrammemory
010:Reserved
011:Readprogrammemory
10x:Reserved
110:FWENmode–FlashmemoryWritefunctionEnabledmode
111:Reserved
Whenthesebitsaresetto"001",the"Blockerase"modeisselectedforHT66FV130/
HT66FV140whilethe"Pageerase"modeisselectedforHT66FV150/HT66FV160.
Bit3
FWPEN:FlashmemoryWriteProcedureEnablecontrol
0:Disable
1:Enable
Whenthisbitissetto1andtheFMODfieldissetto"110",theIAPcontrollerwill
executethe"Flashmemorywritefunctionenable"procedure.OncetheFlashmemory
writefunctionissuccessfullyenabled,itisnotnecessarytosettheFWPENbitanymore.
Bit2
FWT:FlashmemoryWriteInitiatecontrol
0:DonotinitiateFlashmemorywriteorFlashmemorywriteprocessiscompleted
1:InitiateFlashmemorywriteprocess
ThisbitissetbysoftwareandclearedbyhardwarewhentheFlashmemorywrite
processiscompleted.
Bit1
FRDEN:FlashmemoryReadEnablecontrol
0:Flashmemoryreaddisable
1:Flashmemoryreadenable
Bit0
FRD:FlashmemoryReadInitiatecontrol
0:DonotinitiateFlashmemoryreadorFlashmemoryreadprocessiscompleted
1:InitiateFlashmemoryreadprocess
ThisbitissetbysoftwareandclearedbyhardwarewhentheFlashmemoryread
processiscompleted.
• FC1 Register
Bit
7
6
5
4
3
2
1
0
Na�e
D7
D�
D5
D4
D3
D�
D1
D0
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
D7~D0:Wholechipresetpattern
Whenuserwritesaspecificvalueof"55H"tothisregister,itwillgenerateareset
signaltoresetwholechip.



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