HT45F4N datasheet(86/170 Pages) HOLTEK

номер детали	HT45F4N

подробное описание детали	Power Bank Flash MCU

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производитель	HOLTEK [Holtek Semiconductor Inc]

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86 / 170 page

Rev. 1.30

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HT45F4N/HT45FH4N

Power Bank Flash MCU

HT45F4N/HT45FH4N

Power Bank Flash MCU

Single Pulse Output Mode

Toselectthismode,bitsT0M1andT0M0intheTM0C1registershouldbesetto10respectively

andalsotheT0IO1andT0IO0bitsshouldbesetto11respectively.TheSinglePulseOutputMode,

asthenamesuggests,willgenerateasingleshotpulseontheTMoutputpin.

ThetriggerforthepulseoutputleadingedgeisalowtohightransitionoftheT0ONbit,whichcan

beimplementedusingtheapplicationprogram.HoweverintheSinglePulseMode,theT0ONbit

canalsobemadetoautomaticallychangefromlowtohighusingtheexternalTCK0pin,whichwill

inturninitiatetheSinglePulseoutput.WhentheT0ONbittransitionstoahighlevel,thecounter

willstartrunningandthepulseleadingedgewillbegenerated.TheT0ONbitshouldremainhigh

whenthepulseisinitsactivestate.Thegeneratedpulsetrailingedgewillbegeneratedwhenthe

T0ONbitisclearedtozero,whichcanbeimplementedusingtheapplicationprogramorwhena

comparematchoccursfromComparatorA.

Leadi ng Ed ge

Tn ON b it

0 ® 1

S/ W Co mm an d

SET " Tn ON "

TC Kn P in T ra ns it io n

Tn ON b it

1 ® 0

S/ W Co mm an d

CL R "T nO N"

CCR A Ma tc h C om pa re

Pu ls e Wi dt h = C CRA V al ue

Tr a ili ng E dge

TM n Ou tp u t P in

Single Pulse Generation (n=0)

HT45F4N датащи(PDF) 86 Page - Holtek Semiconductor Inc