数据搜索系统,热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

HT48R068B 数据表(PDF) 29 Page - Holtek Semiconductor Inc

部件名 HT48R068B
功能描述  Enhanced I/O 8-Bit OTP MCU
Download  118 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  HOLTEK [Holtek Semiconductor Inc]
网页  http://www.holtek.com
标志 HOLTEK - Holtek Semiconductor Inc

HT48R068B 数据表(HTML) 29 Page - Holtek Semiconductor Inc

Back Button HT48R068B_15 Datasheet HTML 25Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 26Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 27Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 28Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 29Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 30Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 31Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 32Page - Holtek Semiconductor Inc HT48R068B_15 Datasheet HTML 33Page - Holtek Semiconductor Inc Next Button
Zoom Inzoom in Zoom Outzoom out
 29 / 118 page
background image
Rev. 1.30
�8
�e���a�� 0�� �01�
Rev. 1.30
�9
�e���a�� 0�� �01�
HT48R068B/HT48R069B
Enhanced I/O 8-Bit OTP MCU
HT48R068B/HT48R069B
Enhanced I/O 8-Bit OTP MCU
Input/Output Ports and Control Registers
WithintheareaofSpecialFunctionRegisters,theportPA,PB,etcdataI/Oregistersandtheir
associatedcontrolregisterPAC,PBC,etcplayaprominentrole.Theseregistersaremappedto
specificaddresseswithintheDataMemoryasshownintheDataMemorytable.ThedataI/O
registers,areusedtotransfertheappropriateoutputorinputdataontheport.Thecontrolregisters
specifieswhichpinsoftheportaresetasinputsandwhicharesetasoutputs.Tosetupapinasan
input,thecorrespondingbitofthecontrolregistermustbesethigh,foranoutputitmustbesetlow.
Duringprograminitialisation,itisimportanttofirstsetupthecontrolregisterstospecifywhich
pinsareoutputsandwhichareinputsbeforereadingdatafromorwritingdatatotheI/Oports.One
flexiblefeatureoftheseregistersistheabilitytodirectlyprogramsinglebitsusingthe"SET[m].i"
and"CLR[m].i"instructions.TheabilitytochangeI/Opinsfromoutputtoinputandviceversaby
manipulatingspecificbitsoftheI/Ocontrolregistersduringnormalprogramoperationisauseful
featureofthesedevices.
STATUS Register
Bit
7
6
5
4
3
2
1
0
Name
TO
PD�
OV
Z
AC
C
R/W
R
R
R/W
R/W
R/W
R/W
POR
0
0
X
X
X
X
"X" �nknown
Bit7,6
Unimplemented,readas"0"
Bit5
TO:WatchdogTime-Outflag
0:Afterpoweruporexecutingthe"CLRWDT"or"HALT"instruction
1:Awatchdogtime-outoccured.
Bit4
PDF:Powerdownflag
0:Afterpoweruporexecutingthe"CLRWDT"instruction
1:Byexecutingthe"HALT"instruction
Bit3
OV:Overflowflag
0:nooverflow
1:anoperationresultsinacarryintothehighest-orderbitbutnotacarryoutof
thehighest-orderbitorviceversa.
Bit2
Z:Zeroflag
0:Theresultofanarithmeticorlogicaloperationisnotzero
1:Theresultofanarithmeticorlogicaloperationisnotzero
Bit1
AC:Auxiliaryflag
0:noauxiliarycarry
1:anoperationresultsinacarryoutofthelownibblesinaddition,ornoborrow
fromthehighnibbleintothelownibbleinsubtraction
Bit0
C:Carryflag
0:nocarry-out
1:anoperationresultsinacarryduringanadditionoperationorifaborrowdoes
nottakeplaceduringasubtractionoperation
Cisalsoaffectedbyarotatethroughcarryinstruction.


类似零件编号 - HT48R068B_15

制造商部件名数据表功能描述
logo
Holtek Semiconductor In...
HT48R068B HOLTEK-HT48R068B Datasheet
7Mb / 121P
   Enhanced I/O Type 8-bit OTP MCU
More results

类似说明 - HT48R068B_15

制造商部件名数据表功能描述
logo
Holtek Semiconductor In...
HT48R063B HOLTEK-HT48R063B_12 Datasheet
563Kb / 86P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R063B HOLTEK-HT48R063B_13 Datasheet
613Kb / 82P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R063 HOLTEK-HT48R063 Datasheet
539Kb / 93P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R063 HOLTEK-HT48R063_12 Datasheet
621Kb / 96P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R063B HOLTEK-HT48R063B Datasheet
483Kb / 84P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R063 HOLTEK-HT48R063_10 Datasheet
631Kb / 94P
   Enhanced I/O Type 8-Bit OTP MCU
HT48R068B HOLTEK-HT48R068B Datasheet
7Mb / 121P
   Enhanced I/O Type 8-bit OTP MCU
HT48R066G HOLTEK-HT48R066G Datasheet
510Kb / 88P
   Enhanced I/O Type 8-bit OTP MCU with OPA
HT48R502 HOLTEK-HT48R502 Datasheet
295Kb / 39P
   I/O Type 8-Bit OTP MCU
HT82M75R_1011 HOLTEK-HT82M75R_1011 Datasheet
475Kb / 66P
   I/O Type 8-Bit OTP 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 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100  ...More


数据表 下载

Go To PDF Page


链接网址




隐私政策
ALLDATASHEETCN.COM
ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   链接交换   |   制造商名单
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