전자부품 데이터시트 검색엔진
  Korean  ▼
ALLDATASHEET.CO.KR

X  

Preview PDF HTML

ST9 데이터시트(PDF) 133 Page - STMicroelectronics

부품명 ST9
상세설명  USER GUIDE
PDF  146 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST9 데이터시트(HTML) 133 Page - STMicroelectronics

Back Button ST9 Datasheet HTML 129Page - STMicroelectronics ST9 Datasheet HTML 130Page - STMicroelectronics ST9 Datasheet HTML 131Page - STMicroelectronics ST9 Datasheet HTML 132Page - STMicroelectronics ST9 Datasheet HTML 133Page - STMicroelectronics ST9 Datasheet HTML 134Page - STMicroelectronics ST9 Datasheet HTML 135Page - STMicroelectronics ST9 Datasheet HTML 136Page - STMicroelectronics ST9 Datasheet HTML 137Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 133 / 146 page
background image
133/146
ST9 USER GUIDE
6.9 WATCHDOG TIMER
Figure 49
. Watchdog Timer Block Diagram
WDTIN pin
Input Modes and
Clock Control Logic
INTCLK / 4
Prescaler and Counter
Registers Control Logic
WDT CLK
Output
Control Logic
End of Count
WDOUT
pin
NMI
pin
INT 0
pin
INTA 0
request
Reset to
the core
Top level
interrupt
request
EIVR (R246, Page 0)
External Interrupt Vector Register
0
0
1
1
PRS7
PRS0
WDTPR(R250 page 0)
Timer / Watchdog
Prescaler Register
PRS Latch
(read/write)
R15
R0
WDTR (RR248 page 0)
Timer / Watchdog 16-bit Down Counter
Counter Latch (RR248 write only)
7
0
0
15
Current value (RR248 read only)
PRS Current Value
WCR (R252, Page 0)
0
7
Wait Control Register
X WDGEN WDM2 WDM1 WDM0
WPM1 WPM0
WPM2
0
7
V7 V6 V5 V4 TLTEV
IOAS EWEN
TLIS
ST_SP S_C INMD1 INMD2 INEN
OUTEN
WROUT
OUTMD
WDTCR (R251 page 0)
Timer/Watchdog Control Register
70
ST_SP: Start/Stop bit
S_C:
Single-shot/Continuous
INMD1,2: Input mode selection bit
INEN:
Input enable
OUTMD: Output mode
WROUT: Write Out
OUTEN: Output Enable bit
WDGEN: Watchdog Enable bit (active low)
TLIS:
Top level input selection bit
IAOS:
Interrupt channel A0 selection bit
Top level



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

Go To PDF Page


링크 URL



ALLDATASHEET 가 귀하에 도움이 되셨나요?  [ DONATE ] 

Alldatasheet는?   |   광고문의   |   운영자에게 연락하기   |   개인정보취급방침   |   링크 투 데이터시트    |   링크교환   |   제조사별 검색
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