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HT69F360 bảng dữ liệu(PDF) 196 Page - Holtek Semiconductor Inc

tên linh kiện HT69F360
Giải thích chi tiết về linh kiện  TinyPowerTM I/O Flash MCU with LCD & EEPROM
PDF  235 Pages
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nhà sản xuất  HOLTEK [Holtek Semiconductor Inc]
Trang chủ  http://www.holtek.com
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HT69F360 bảng dữ liệu(HTML) 196 Page - Holtek Semiconductor Inc

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HT69F340/HT69F350/HT69F360
TinyPowerTM I/O Flash MCU with LCD & EEPROM
HT69F340/HT69F350/HT69F360
TinyPowerTM I/O Flash MCU with LCD & EEPROM
LCD Registers
Therearetwocontrolregisters,namedasLCDC0andLCDC1,intheDataMemoryusedtocontrol
thevarioussetupfeaturesoftheLCDDriver.Variousbitsintheseregisterscontrolfunctionssuch
aswavetype,dutytype,biasduty,biasresistorselection,R/CtypeaswellasoverallLCDenable/
disableandLCDpowersourceselection.
TheLCDENbitintheLCDC0register,whichprovidestheoverallLCDenable/disablefunction,
willonlybeeffectivewhenthedeviceisintheNormal,SloworIdleMode.Ifthedevicesarein
theSleepModethenthedisplaywillalwaysbedisabled.RSEL1~RSEL0intheLCDC0register
selecttheinternalbiasresistortosupplytheLCDpanelwiththecorrectbiasvoltage.Achoiceto
bestmatchtheLCDpanelusedintheapplicationcanbeselectedalsotominimisebiascurrent.
TheTYPEbitinthesameregisterisusedtoselectwhetherTypeAorTypeBLCDcontrolsignals
areused.IftheoutputfunctionofdisplaypinsSEGnareusedassegmentdriversorI/Oorother
functionsisdeterminedbypin-sharedfunctionselectionregisters.
Register
Name
Bit
7
6
5
4
3
2
1
0
LCDC0
TYPE
—
DTYC
—
BIAS
RSEL1
RSEL0
LCDE�
LCDC1
—
—
—
—
—
RCT
LCDP1
LCDP0
LCDC0 Register
Bit
7
6
5
4
3
2
1
0
�a�e
TYPE
—
DTYC
—
BIAS
RSEL1
RSEL0
LCDE�
R/W
R/W
—
R/W
—
R/W
R/W
R/W
R/W
POR
0
—
0
—
0
0
0
0
Bit7
TYPE:LCDWaveTypeControl
0:TypeA
1:TypeB
Bit6
Unimplemented,readas“0”
Bit5
DTYC:LCDDutyControl
0:1/3duty
1:1/4duty
Bit4
Unimplemented,readas“0”
Bit3
BIAS:LCDBiasControl
0:1/2bias
1:1/3bias
Bit2~1
RSEL1~RSEL0:LCDBiasResistorSelection
When1/3Bias
00:600kΩ
01:300kΩ
10:100kΩ
11:50kΩ
When1/2Bias
00:400kΩ
01:200kΩ
10:67kΩ
11:34kΩ
Bit0
LCDEN:LCDEnableControl
0:Disable
1:Enable
IntheNORNAL,SLOWorIDLEmode,theLCDon/offfunctioncanbecontrolledby
thisbit.IntheSLEEPmode,theLCDisalwaysoff.



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