ARK-6320 User Manual
68
B.1
Programming the Watchdog Timer
The IPC-100's watchdog timer can be used to monitor system software operation
and take corrective action if the software fails to function within the programmed
period. This section describes the operation of the watchdog timer and how to pro-
gram it.
B.1.1
Watchdog Timer Overview
The watchdog timer is built into the super I/O controller W83627DHG-P. It provides
the following user-programmable functions:
Can be enabled and disabled by user program
Timer can be set from 1 to 255 seconds or 1 to 255 minutes
Generates an interrupt or resets signal if the software fails to reset the timer
before time-out
B.1.2
Programming the Watchdog Timer
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 an address value into address port 2E (hex), then write/read data to/from
the assigned register through data port 2F (hex).
Summary of Contents for ARK-6320
Page 1: ...User Manual ARK 6320 Fanless Wallmount Desktop Mini ITX Embedded Computer...
Page 8: ...ARK 6320 User Manual viii...
Page 13: ...Chapter 1 1 General Information...
Page 17: ...Chapter 2 2 System Setup...
Page 21: ...Chapter 3 3 Motherboard Overview...
Page 36: ...ARK 6320 User Manual 24...
Page 37: ...Chapter 4 4 Operation...
Page 40: ...ARK 6320 User Manual 28...
Page 41: ...Chapter 5 5 BIOS Operation...
Page 63: ...Chapter 6 6 Software Introduction Service...
Page 67: ...Chapter 7 7 Chipset Software Installation Utility...
Page 70: ...ARK 6320 User Manual 58...
Page 71: ...Chapter 8 8 VGA Setup...
Page 73: ...Chapter 9 9 LAN Configuration...
Page 76: ...ARK 6320 User Manual 64...
Page 77: ...Appendix A A Exploded Diagram...
Page 78: ...ARK 6320 User Manual 66 A 1 Exploded Diagram Figure A 1 Exploded diagram...
Page 79: ...Appendix B B Programming the Watchdog Timer...
Page 87: ...Appendix C C I O Pin Assignments...
Page 95: ...83 ARK 6320 User Manual Appendix C I O Pin Assignments...