HT66F20 datasheet(140/298 Pages) HOLTEK

140 / 298 page

Rev. 1.90

140

�e��a�� 18� �01�

Rev. 1.90

141

�e��a�� 18� �01�

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

Co�nte� Val�e

CCRP

CCRA

TnON

TnPAU

TnPOL

CCRP Int.

�lag TnP�

CCRA Int.

�lag TnA�

TM O/P Pin

(TnOC=1)

Time

Co�nte� clea�ed

�� CCRA

Pa�se Res�me

Co�nte� Stop if

TnON �it low

Co�nte� Reset when

TnON �et��ns high

TnDPX = 1; TnM [1:0] = 10

PWM D�t� C�cle

set �� CCRP

PWM �es�mes

ope�ation

O�tp�t cont�olled ��

othe� pin-sha�ed f�nction

O�tp�t Inve�ts

when TnPOL = 1

PWM Pe�iod

set �� CCRA

TM O/P Pin

(TnOC=0)

PWM Mode – TnDPX=1

Note:1.HereTnDPX=1--CounterclearedbyCCRA

2.AcounterclearsetsthePWMPeriod

3.TheinternalPWMfunctioncontinuesrunningevenwhenTnIO[1:0]=00or01

4.TheTnCCLRbithasnoinfluenceonPWMoperation

HT66F20 Datasheet(PDF) 140 Page - Holtek Semiconductor Inc

HT66F20 Datasheet(HTML) 140 Page - Holtek Semiconductor Inc

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