HT66F20 datasheet(128/250 Pages) HOLTEK

128 / 250 page

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60

HT66FU30/HT66FU40/HT66FU50/HT66FU60

Rev. 1.20

128

June 4, 2010

CCRA

CCRB

Counter

Value

Counter Stopped

by CCRA

CCRB Int.

Flag TnBF

CCRA Int.

Flag TnAF

TPnA Pin

TnAOC = 1

TnON bit

TnAI O1, TnAI O0 and TnBIO1, TnBIO0

=11 Single Pulse O utput

TnAIO 1, TnAIO 0 and TnBIO1, TnBIO0

=00 Out put Inactive

TnAIO 1,TnAIO 0 and TnBIO1,TnBIO0 = 11

Here TnAIO1, TnAIO0 and

TnBIO1, TnBIO0 = 00

Output Forced to Inactive

level but counter keeps

running internally

TnAIO1, TnAIO0 and TnBI O1, TnBI O0 = 11

Resume Single Pulse Out put

Counter Stops

by soft ware

Count er reset

when TnON

returns high

Time

TnAPOL,

TnBPOL bit

Output Inverts

When TnAPOL = 1

TPnA Pin

TnAOC = 0

TnPAU bit

Resume

Pause

Sof tware

Trigger

TCKn pin

Cleared by

CCRA match

TCKn pin

Trigger

Auto. s et

by TCKn pin

Soft ware

Clear

Software

Trigger

Software

Trigger

TnAM1, TnAM0 and TnBM1, TnBM0 = 10;

TnAIO1, TnAIO0 and TnBIO1, TnBIO0 = 11

TPnB Pin

TnBOC = 1

Pulse Width

set by CCRA

TPnB Pin

TnBOC = 0

Pulse Width

set by CCRA - CCRB

Output Inverts

When TnBPOL = 1

ETM - Single Pulse Mode

HT66F20 Datasheet(PDF) 128 Page - Holtek Semiconductor Inc

HT66F20 Datasheet(HTML) 128 Page - Holtek Semiconductor Inc

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