Chapter 12 Timer/Counter
12-8
In Watchdog Timer mode, the TIMER[1:0] outputs remain at logic high.
Figure 12.3.4 Operation Example of the Watchdog Timer Mode
Count Value
0x000000
Internal Reset Signal
or Internal NMI Signal
Time
TMCPRA2
Compare Value
TWIE = 0
TWC = 1
TCE = 1
TWC = 1
TWC = 1
WDIS = 1
TWIS = 1
TWIE = 0 TWIE = 1
WDIS = 1
TWIS = 1
TWIS = 0
TMODE = 10 (Watch Dog Timer Mode), CRE = 0 (Counter Reset Disable)
TWIE = 1
TCE = 1
Watchdog Timer Disable Bit
(TMWTMR2.WDIS)
TCE = 0
TWIS = 1
Содержание TX49 TMPR4937
Страница 1: ...64 Bit TX System RISC TX49 Family TMPR4937 Rev 2 0 ...
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Страница 13: ...Table of Contents ix TMPR4937 Revision History 1 ...
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Страница 15: ...Handling Precautions ...
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Страница 18: ...1 Using Toshiba Semiconductors Safely 1 2 ...
Страница 40: ...3 General Safety Precautions and Usage Considerations 3 18 ...
Страница 42: ...4 Precautions and Usage Considerations 4 2 ...
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Страница 52: ...Chapter 1 Overview and Features 1 6 ...
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Страница 529: ...Chapter 22 Pinout and Package Information 22 9 22 2 Package Dimensions P BGA484 3535 1 27B9 Unit mm ...
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Страница 544: ...Appendix A TX49 H3 Core Supplement A 2 ...