HT66F20 datasheet(151/298 Pages) HOLTEK

151 / 298 page

Rev. 1.90

150

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Rev. 1.90

151

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HT66F20/HT66F30/HT66F40/HT66F50/HT66F60

HT66FU30/HT66FU40/HT66FU50/HT66FU60

Enhanced A/D Flash Type 8-Bit MCU with EEPROM

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60

HT66FU30/HT66FU40/HT66FU50/HT66FU60

Enhanced A/D Flash Type 8-Bit MCU with EEPROM

Bit3

T1BOC:TP1B_0,TP1B_1,TP1B_2Outputcontrolbit

CompareMatchOutputMode

0:Initiallow

1:Initialhigh

PWMMode/SinglePulseOutputMode

0:Activelow

1:Activehigh

ThisistheoutputcontrolbitfortheTMoutputpin.Itsoperationdependsupon

whetherTMisbeingusedintheCompareMatchOutputModeorinthePWM

Mode/SinglePulseOutputMode.IthasnoeffectiftheTMisintheTimer/Counter

Mode.IntheCompareMatchOutputModeitdeterminesthelogicleveloftheTM

outputpinbeforeacomparematchoccurs.InthePWMModeitdeterminesifthe

PWMsignalisactivehighoractivelow.

Bit2

T1BPOL:TP1B_0,TP1B_1,TB1B_2OutputpolarityControl

0:Non-invert

1:Invert

ThisbitcontrolsthepolarityoftheTP1B_0,TP1B_1,TP1B_2outputpin.Whenthe

bitissethightheTMoutputpinwillbeinvertedandnotinvertedwhenthebitiszero.

IthasnoeffectiftheTMisintheTimer/CounterMode.

Bit1~0

T1PWM1~T1PWM0:SelectPWMMode

00:Edgealigned

01:Centrealigned,comparematchoncountup

10:Centrealigned,comparematchoncountdown

11:Centrealigned,comparematchoncountupordown

HT66F20 Datasheet(PDF) 151 Page - Holtek Semiconductor Inc