Table Of Contents; Contents - Fujitsu F2MC-8FX MB95200H/210H Series Application Note

Contents

REVISION HISTORY ............................................................................................................ 2
CONTENTS .......................................................................................................................... 3
1 INTRODUCTION .............................................................................................................. 4
2 WATCHDOG TIMER ........................................................................................................ 5
2.1 Key Features ........................................................................................................... 5
2.2 Block Diagram ......................................................................................................... 5
2.3 Registers ................................................................................................................. 6
2.3.1 Watchdog Timer Control Register (WDTC) ................................................ 6
2.3.2 Watchdog Timer Selection ID Register (WDTH, WDTL) ............................ 6
2.4 NVR (Non-Volatile Register) function ...................................................................... 7
3 INTERVAL TIME .............................................................................................................. 8
4 USAGE AND EXAMPLES ............................................................................................... 9
4.1 Functions and Operations of watchdog timer ........................................................... 9
4.2 Software watchdog timer ....................................................................................... 10
4.3 Hardware watchdog timer ...................................................................................... 11
5 NOTE ON USING WATCHDOG TIMER ......................................................................... 12
6 ADDITIONAL INFORMATION ....................................................................................... 13
7 APPENDIX ..................................................................................................................... 14
7.1 List of Figures ........................................................................................................ 14
7.2 List of Tables ......................................................................................................... 15
7.3 Sample Code ........................................................................................................ 16
7.3.1 Project Name: SWWDT ........................................................................... 16
7.3.2 Project Name: HWWDT ........................................................................... 18
WATCHDOG TIMER V1.1
Contents
MCU-AN-500013-E-11 - Page 3