HT66F40 datasheet(132/244 Pages) HOLTEK

132 / 244 page

HT68F20/HT68F30/HT68F40/HT68F50/HT68F60

HT68FU30/HT68FU40/HT68FU50/HT68FU60

Rev. 1.60

132

October 24, 2011

Counter Value

CCRB

CCRA

TnON

TnPAU

TnAPOL

CCRB Int.

Flag TnBF

CCRA Int.

Flag TnAF

TPnA Pin

(TnAOC=1)

Time

Counter stopped

by CCRA

Pause

Resume

Counter Stops

by software

Counter Reset

when TnON

returns high

TnAM [1:0] = 10, TnBM [1:0] = 10;

TnAIO [1:0] = 11, TnBIO [1:0] = 11

Pulse Width set

by (CCRA-CCRB)

Output Inverts

when TnBPOL=1

TCKn pin

Software

Trigger

Cleared by

CCRA match

TCKn pin

Trigger

Auto. set by

TCKn pin

Software

Trigger

Software

Clear

Software

Trigger

Software

Trigger

TnBPOL

TPnA Pin

(TnAOC=0)

TPnB Pin

(TnBOC=1)

TPnB Pin

(TnBOC=0)

Pulse Width

set by CCRA

Output Inverts

when TnAPOL=1

ETM -- Single Pulse Mode

Note:

1. Counter stopped by CCRA

2. CCRP is not used

3. The pulse triggered by the TCKn pin or by setting the TnON bit high

4. A TCKn pin active edge will automatically set the TnON bit high.

5. In the Single Pulse Mode, TnAIO [1:0] and TnBIO [1:0] must be set to

²11² and can not be changed.

HT66F40 Datasheet(PDF) 132 Page - Holtek Semiconductor Inc

HT66F40 Datasheet(HTML) 132 Page - Holtek Semiconductor Inc

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