Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

HT45F3W Datasheet(PDF) 66 Page - Holtek Semiconductor Inc

Part # HT45F3W
Description  HT45F3W
PDF  167 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F3W Datasheet(HTML) 66 Page - Holtek Semiconductor Inc

Back Button HT45F3W Datasheet HTML 62Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 63Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 64Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 65Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 66Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 67Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 68Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 69Page - Holtek Semiconductor Inc HT45F3W Datasheet HTML 70Page - Holtek Semiconductor Inc Next Button
Zoom Inzoom in Zoom Outzoom out
 66 / 167 page
background image
Rev. 1.50
��
De�e��e� 01� �01�
Rev. 1.50
�7
De�e��e� 01� �01�
HT45F3W
R-Type Blood Pressure Meter Flash MCU
HT45F3W
R-Type Blood Pressure Meter Flash MCU
• LVRC Register
Bit
7
6
5
4
3
2
1
0
Na�e
LVS7
LVS�
LVS5
LVS4
LVS3
LVS�
LVS1
LVS0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
0
1
0
1
0
1
0
1
Bit7~0
LVS7~LVS0:LVRvoltageselect
01010101:2.1V(default)
00110011:2.55V
10011001:3.15V
10101010:3.8V
Othervalues:MCUreset(resetwillbeactiveafter2~3LIRCclockfordebouncetime).
Whenanactuallowvoltageconditionoccurs,asspecifiedbyoneofthefourdefined
LVRvoltagevaluesabove,anMCUresetwillbegenerated.Inthissituationthe
registercontentswillremainthesameaftersucharesetoccurs.
Anyregistervalue,otherthanthefourdefinedLVRvaluesabove,willalsoresultin
thegenerationofanMCUreset.Theresetoperationwillbeactivatedafter2~3LIRC
clockcycles.HoweverinthissituationtheregistercontentswillberesettothePOR
value.
• SMOD1 Register
Bit
7
6
5
4
3
2
1
0
Na�e
FSYSON
—
—
—
—
LVRF
LRF
WRF
R/W
R/W
—
—
—
—
R/W
R/W
R/W
POR
0
—
—
—
—
x
0
0
“x” unknown
Bit7
FSYSON:fSYSControlinIDLEMode
Describedelsewhere.
Bit6~3
Unimplemented,readas“0”
Bit2
LVRF:resetcausedbyLVRfunctionactivation
0:notactive
1:active
Thisbitcanbeclearto“0”,butcannotsetto“1”.
Bit1
LRF:resetcausedbyLVRCsetting
0:notactive
1:active
Thisbitcanbeclearto“0”,butcannotsetto“1”.
Bit0
WRF:resetcausedbyWE[4:0]setting
Describedelsewhere.
Watchdog Time-out Reset during Normal Operation
TheWatchdogtime-outResetduringnormaloperationisthesameasahardwareLVRresetexcept
thattheWatchdogtime-outflagTOwillbesetto“1”.
t RS TD + t SST
WD T Ti me - out
In te r nal R es et
WDT Time-out Reset during Normal Operation Timing Chart



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


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
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