поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

HT46R0042 датащи(PDF) 36 Page - Holtek Semiconductor Inc

номер детали HT46R0042
подробное описание детали  Cost-Effective A/D 8-Bit OTP MCU
Download  83 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  HOLTEK [Holtek Semiconductor Inc]
домашняя страница  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT46R0042 датащи(HTML) 36 Page - Holtek Semiconductor Inc

Back Button HT46R0042 Datasheet HTML 32Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 33Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 34Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 35Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 36Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 37Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 38Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 39Page - Holtek Semiconductor Inc HT46R0042 Datasheet HTML 40Page - Holtek Semiconductor Inc Next Button
Zoom Inzoom in Zoom Outzoom out
 36 / 83 page
background image
Rev. 1.00
36
��to�e� ��� �01�
Rev. 1.00
3�
��to�e� ��� �01�
HT46R0042
Cost-Effective A/D 8-Bit OTP MCU
HT46R0042
Cost-Effective A/D 8-Bit OTP MCU
Timer/Event Counter
Theprovisionoftimerformanimportantpartofanymicrocontroller,givingthedesignerameansof
carryingouttimerelatedfunctions.Thedevicecontainsfroman8-bitcount-uptimer.Asthetimer
hasthreedifferentoperatingmodes,theycanbeconfiguredtooperateasageneraltimer,anexternal
eventcounterorasapulsewidthcapturedevice.Theprovisionofaninternalprescalertotheclock
circuitryongivesaddedrangetothetimer.
TherearetwotypesofregistersrelatedtotheTimer/EventCounter.Thefirstistheregisterthat
containstheactualvalueofthetimerandintowhichaninitialvaluecanbepreloaded.Readingfrom
thisregisterretrievesthecontentsoftheTimer/EventCounter.Thesecondtypeofassociatedregister
istheTimerControlRegisterwhichdefinesthetimeroptionsanddetermineshowthetimeristo
beused.Thedevicecanhavethetimerclockconfiguredtocomefromtheinternalclocksource.In
addition,thetimerclocksourcecanalsobeconfiguredtocomefromanexternaltimerpin.
Configuring the Timer/Event Counter Input Clock Source
TheTimer/EventCounterclocksourcecanoriginatefromvarioussources,aninternalclockoran
externalpin.Theinternalclocksourceisusedwhenthetimerisinthetimermode.FortheTimer/
EventCounter,thisinternalclocksourceisfirstdividedbyaprescaler,thedivisionratioofwhich
isconditionedbytheTimerControlRegisterbitsTPSC2~TPSC0.Theinternalclocksourcecan
bederivedfromthesystemclockfSYSorfromtheinstructionclockfSYS/4ortheinternallowspeed
oscillatorLIRCforTimer/EventCounterselectedbytheclockselectionbitsWDTCLS1~WDTCLS0
intheregisterWDTLVRC.
AnexternalclocksourceisusedwhentheTimer/EventCounterisintheeventcountingmode,the
clocksourcebeingprovidedonanexternaltimerpinTMR.Dependingupontheconditionofthe
TEGbit,eachhightolow,orlowtohightransitionontheexternaltimerpinwillincrementthe
counterbyone.
f S
f SYS
f LI RC
WD TC LS [1 :0 ]
T PSC [ 2: 0]
8- St age Pr e sca le r
WD T Ti me -o u t Pe ri od
S
f
1
*
(2 & ~ 2 # )
(2  ~ 2 ! )
To T im er i nt er na l cl oc k
(f TC K = f S ~ f S / 2 % )
8- 1 MU X
7
f SYS /4
WD T Di vi de r
8- 1 MU X
WS [ 2: 0]
MU X
f S / 2 &
7
PW M Ci rc u it ry
7
PW M
Ti me B as e Co nt ro l
Ti me B as e Ev ent In te rru pt P er io d
S
f
1
*
TB SEL [1 :0 ]
8- 1 MU X
Clock Source for Timer/PWM/WDT/Time Base
TO N
Pr el oad R eg is te r
Up C oun te r
Da ta B us
PF D
2
¸
TM R
TE G
M ode C on tr ol
Ti me r In te rn al C lo ck
(f TC K )
Ov er fl ow
to In te rr up t
TM 1, T M0
TO V
8-bit Timer/Event Counter Structure


Аналогичный номер детали - HT46R0042

производительномер деталидатащиподробное описание детали
logo
Holtek Semiconductor In...
HT46R004 HOLTEK-HT46R004 Datasheet
5Mb / 84P
   Cost-Effective A/D 8-Bit OTP MCU
More results

Аналогичное описание - HT46R0042

производительномер деталидатащиподробное описание детали
logo
Holtek Semiconductor In...
HT46R002 HOLTEK-HT46R002 Datasheet
5Mb / 83P
   Cost-Effective A/D 8-Bit OTP MCU
HT46R004 HOLTEK-HT46R004 Datasheet
5Mb / 84P
   Cost-Effective A/D 8-Bit OTP MCU
HT46R003B HOLTEK-HT46R003B Datasheet
5Mb / 76P
   Cost-Effective A/D 8-bit OTP MCU
HT46R46-H HOLTEK-HT46R46-H Datasheet
292Kb / 42P
   Cost-Effective A/D Type 8-Bit OTP MCU
HT46R48 HOLTEK-HT46R48 Datasheet
292Kb / 42P
   Cost-Effective A/D Type 8-Bit OTP MCU
HT46R47-H HOLTEK-HT46R47-H Datasheet
293Kb / 42P
   Cost-Effective A/D Type 8-Bit OTP MCU
HT46R48E HOLTEK-HT46R48E Datasheet
339Kb / 46P
   Cost-Effective A/D Type 8-Bit OTP MCU
HT48R002 HOLTEK-HT48R002 Datasheet
5Mb / 71P
   Cost-Effective I/O 8-Bit OTP MCU
HT46R46E HOLTEK-HT46R46E Datasheet
318Kb / 45P
   Cost-Effective A/D Type 8-Bit MCU
HT46R4A HOLTEK-HT46R4A Datasheet
468Kb / 60P
   Cost-Effective A/D Type 8-Bit MCU
More results


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


датащи скачать

Go To PDF Page


ссылки URL




Конфиденциальность
ALLDATASHEETRU.COM
Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   обмен ссыками   |   поиск по производителю
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com