ETIC 2230 User's Guide download pdf (Page 82)

Rev. 1.10 82 November 14, 2014 Rev. 1.10 83 November 14, 2014

HT66FW2230

Wireless Charger A/D Flash 8-Bit MCU

 

 

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

  

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     

 

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

  



    

     

 

   

Single Pulse Generation (n=0)

CCRA

CCRP

CCRP Int.

Flag TnPF

CCRA Int.

Flag TnAF

TM Pin

TnOC = 1

TnON bit

Pulse Width

set by CCRA

TnIO1, TnIO0 = 11

No CCRP

Interrupt

generated

Here TnIO1, TnIO0 = 00

Output Forced to Inactive

level but counter keeps

running internally

TnIO1, TnIO0 = 11

Resume Single Pulse Output

Counter Stops

by software

Counter reset

when TnON

returns high

Time

TnPOL bit

Output Inverts

When TnPOL = 1

TM Pin

TnOC = 0

TnPAU bit

ResumePause

Software

Trigger

TCKn pin

Cleared by

CCRA match

TCKn pin

Trigger

Auto. set

by TCKn pin

Software

Clear

Software

Trigger

Software

Trigger

TnM1, TnM0 = 10; TnIO1, TnIO0 = 11

Counter Value

Counter Stopped

by CCRA

TnIO1, TnIO0 = 11 Single Pulse Output

TnIO1, TnIO0 = 00

Output Inactive

Single Pulse Mode

Note:1.CounterstoppedbyCCRAmatch

2.CCRPisnotused

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

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

5.IntheSinglePulseMode,TnIO[1:0]mustbesetto“11”andcannotbechanged.

6.n=0

HoweveracomparematchfromComparatorAwillalsoautomaticallycleartheT0ONbitandthus

generatetheSinglePulseoutputtrailingedge.InthiswaytheCCRAvaluecanbeusedtocontrolthe

pulsewidth.AcomparematchfromComparatorAwillalsogenerateaTMinterrupt.Thecountercan

onlyberesetbacktozerowhentheT0ONbitchangesfromlowtohighwhenthecounterrestarts.In

theSinglePulseModeCCRPisnotused.TheT0CCLRandT0DPXbitsarenotusedinthisMode.

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ETIC 2230 User's Guide Page 82

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