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69
AIMB-252 User Manual
Appendix A
P
rogramming
the
W
atchdog
Dec dx ; Enable the function of watchdog timer
Mov al,30h
Out dx,al
Inc dx
Mov al,01h
Out dx,al
;-----------------------------------------------------------
Dec dx ; Enable watchdog timer to be reset by mouse
Mov al,0f7h
Out dx,al
Inc dx
In al,dx
Or al,80h
Out dx,al
;-----------------------------------------------------------
Dec dx ; lock W83627DHG-A
Mov al,0aah
Out dx,al
4. Enable watchdog timer to be reset by keyboard
;-----------------------------------------------------------
Mov dx,2eh ; unlock W83627DHG-A
Mov al,87h
Out dx,al
Out dx,al
;-----------------------------------------------------------
Mov al,07h ; Select registers of watchdog timer
Out dx,al
Inc dx
Mov al,08h
Out dx,al
;-----------------------------------------------------------
Dec dx ; Enable the function of watchdog timer
Mov al,30h
Out dx,al
Inc dx
Mov al,01h
Out dx,al
;-----------------------------------------------------------
Dec dx ; Enable watchdog timer to be strobed reset by keyboard
Mov al,0f7h
Out dx,al
Inc dx
In al,dx
Or al,40h
Out dx,al
Summary of Contents for 910GMLE
Page 8: ...AIMB 252 User Manual viii...
Page 41: ...Chapter 2 2 BIOS Operation...
Page 58: ...AIMB 252 User Manual 50...
Page 59: ...Chapter 3 3 Chipset Software Install Utility...
Page 62: ...AIMB 252 User Manual 54...
Page 63: ...Chapter 4 4 VGA Setup...
Page 65: ...57 AIMB 252 User Manual Chapter 4 VGA Setup...
Page 67: ...Chapter 5 5 LAN Configuration...
Page 70: ...AIMB 252 User Manual 62...
Page 71: ...Appendix A A Programming the Watchdog...
Page 79: ...Appendix B B Pin Assignments...
Page 93: ...85 AIMB 252 User Manual Appendix B Pin Assignments...