HT69F360 datasheet(200/235 Pages) HOLTEK

200 / 235 page

Rev. 1.30

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Rev. 1.30

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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

TheconnectiontotheVMAXpindependsuponthebiasandthevoltagethatisappliedtoVLCD,

thedetailsareshowninthetable.Itisextremelyimportanttoensurethatthesechargepump

generatedinternalvoltagesdonotexceedthemaximumVDDvoltageof5.5V.

Biasing Type

VMAX Connection

1/3 Bias

VDD > VLCD ×1.5

Connect VMAX to VDD

Othe�wise

Connect VMAX to V1

1/� Bias

VDD > VLCD

Connect VMAX to VDD

Othe�wise

Connect VMAX to VLCD

C Type Biasing VMAX Connection

LCD Waveform Timing Diagram

The accompanying timing diagrams depict the display driver signals generated by the

microcontrollerforvariousvaluesofdutyandbias.Thehugerangeofvariouspermutationsonly

permitsafewtypestobedisplayedhere.

LC D F unc ti on in N or ma l Op er at io n Mo de

Du ri ng R eset o r LC D Func ti on i s sw it ch ed o ff

CO M0 , CO M1 , CO M2

A ll se gm en t ou tp ut s

CO M0

CO M1

CO M2

A ll se gm ent s OF F

CO M0 s egm ent s ON

CO M1 s egm ent s ON

CO M2 s egm ent s ON

CO M0 , 1 se gm ent s ON

CO M0 , 2 se gm ent s ON

CO M1 , 2 se gm ent s ON

A ll se gm ent s ON

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V A

V B

V SS

V LC D

V SS

V LC D

V SS

1 Fr am e

R ty pe bi as

C ty pe bi as

R ty pe bi as

C ty pe bi as

LCD Driver Output – Type A- 1/3 Duty, 1/2 Bias

Note:For1/2bias,theVA=VLCD,VB=VLCD×1/2forbothRandCtype.

HT69F360 датащи(PDF) 200 Page - Holtek Semiconductor Inc

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