HT45F4M datasheet(79/138 Pages) HOLTEK

79 / 138 page

Rev. 1.10

�an�a�� 1�� 01�

Rev. 1.10

�an�a�� 1�� 01�

HT45F4M

Lithium Battery Backup Power ASSP MCU

HT45F4M

Lithium Battery Backup Power ASSP MCU

Co�nte� Val�e

0x�FF

CCRP

CCRA

T1ON

T1PAU

T1POL

CCRP Int.

Flag T1PF

CCRA Int.

Flag T1AF

TM O/P Pin

Time

CCRA=0

CCRA = 0

Co�nte� ove�flow

CCRA > 0 Co�nte� clea�ed b� CCRA val�e

Pa�se

Res�me

Stop

Co�nte� Resta�t

T1CCLR = 1; T1M [1:0] = 00

O�tp�t pin set to

initial Level Low

if T1OC=0

O�tp�t Toggle with

T1AF flag

Note T1IO [1:0] = 10

Active High O�tp�t select

He�e T1IO [1:0] = 11

Toggle O�tp�t select

O�tp�t not affected b�

T1AF flag. Remains High

�ntil �eset b� T1ON bit

O�tp�t Pin

Reset to Initial val�e

O�tp�t cont�olled b�

othe� pin-sha�ed f�nction

O�tp�t Inve�ts

when T1POL is high

T1PF not

gene�ated

No T1AF flag

gene�ated on

CCRA ove�flow

O�tp�t does

not change

Compare Match Output Mode – T1CCLR=1

Note:1.WithT1CCLR=1–AComparatorAmatchwillclearthecounter

2.TheTMoutputpiniscontrolledonlybytheT1AFflag

3.TheoutputpinisresettoitsinitialstatebyaT1ONbitrisingedge

4.AT1PFflagisnotgeneratedwhenT1CCLR=1

HT45F4M 데이터시트(PDF) 79 Page - Holtek Semiconductor Inc

HT45F4M 데이터시트(HTML) 79 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

데이터시트 다운로드

링크 URL