19
Chapter B
B.2 Watchdog Timer Programming
The I/O port address of the watchdog timer is 2E(hex) and 2F(hex), 2E
(hex) is the address port. 2F(hex) is the data port. You must first assign
the address of register by writing address value into address port 2E(hex),
then write/read data to/from the assigned register through data port 2F
(hex).
Figure B.1: Watchdog timer programming procedure
Unlock W83627
Unlock W83627
Select register of
watchdog timer
Select register of
watchdog timer
Enable the function of
the watchdog timer
Enable the function of
the watchdog timer
Use the function of
the watchdog timer
Use the function of
the watchdog timer
Lock W83627HF
Lock W83627HF
Unlock W83627
Unlock W83627
Select register of
watchdog timer
Select register of
watchdog timer
Enable the function of
the watchdog timer
Enable the function of
the watchdog timer
Use the function of
the watchdog timer
Use the function of
the watchdog timer
Lock W83627HF
Lock W83627HF
Summary of Contents for TPC-650H
Page 1: ...TPC 650H 5 7 VGA TFT LCD Intel Atom Touch Panel Computer User Manual...
Page 8: ...TPC 650H User Manual viii C 2 6 IOCTL_WDT_REBOOT 31 C 3 Examples 32...
Page 15: ...2 CHAPTER 2 System Setup This chapter provides a brief explana tion for operating TPC 650H...
Page 19: ...2 CHAPTER 3 Features in Windows XP Embedded Sections include EWF HORM Advantech Utilities...
Page 22: ...TPC 650H User Manual 14...
Page 23: ...2 APPENDIX A Serial Port Settings...
Page 25: ...2 APPENDIX B Watchdog Timer Programming...
Page 35: ...2 APPENDIX C Watchdog Timer Programming on WinCE...
Page 42: ...TPC 650H User Manual 34...
