AIMB-742 User’s Manual
80
Watchdog Timer Registers
Address of register (2E)
Attribute
Read/Write
Value (2F) and
description
87 (hex)
-----
Write this address to I/O
address port 2E (hex) twice
to unlock theW83627HF
07 (hex)
write
Write 08 (hex) to select reg-
ister of watchdog timer.
30 (hex)
write
Write 01 (hex) to enable the
function of the watchdog
timer. Disabled is set as
default.
F5 (hex)
write
Set seconds or minutes as
units for the timer.
Write 0 to bit 3: set sec-
ond as counting unit.
[default]
Write 1 to bit 3: set
minute as counting unit
F6 (hex)
write
0: stop timer [default]
01~FF (hex): The amount
of the count, in seconds or
minutes, depends on the
value set in register F5
(hex). This number decides
how long the watchdog
timer waits for strobe
before generating an inter-
rupt or reset signal. Writing
a new value to this register
can reset the timer to count
with the new value.
Summary of Contents for AIMB-742
Page 4: ...AIMB 742 User s Manual iv ...
Page 8: ...AIMB 742 User s Manual viii ...
Page 16: ...AIMB 742 User s Manual xvi ...
Page 17: ...1 CHAPTER 1 General Information ...
Page 32: ...AIMB 742 User s Manual 16 ...
Page 33: ...17 Chapter2 CHAPTER 2 Connecting Peripherals ...
Page 46: ...AIMB 742 User s Manual 30 ...
Page 47: ...31 Chapter3 CHAPTER 3 Award BIOS Setup ...
Page 66: ...AIMB 742 User s Manual 50 ...
Page 67: ...51 Chapter4 CHAPTER 4 Chipset Software Installation Utility ...
Page 72: ...AIMB 742 User s Manual 56 ...
Page 73: ...57 Chapter5 CHAPTER 5 VGA Setup ...
Page 79: ...63 Chapter6 CHAPTER 6 LAN Configuration ...
Page 84: ...AIMB 742 User s Manual 68 ...
Page 85: ...69 Chapter7 CHAPTER 7 Onboard Security Setup ...
Page 89: ...73 Chapter7 5 Click Next to continue 6 Click Finish when you see the following message ...
Page 91: ...75 Chapter7 ...
Page 92: ...AIMB 742 User s Manual 76 ...
Page 93: ...77 AppendixA Appendix A Programming the Watchdog Timer ...
Page 103: ...87 AppendixB Appendix B I O Pin Assignments ...
Page 122: ...AIMB 742 User s Manual 106 ...
Page 123: ...107 AppendixB ...
Page 124: ...AIMB 742 User s Manual 108 ...