Nexcom PEAK 735 Series, User Manual

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i.e. D3=1, Enables WDT
OR al, 00001000b ; Enable the WDT
After finishing the above settings, you must output the Control Register’ s value to
WDT Configuration Port. Then WDT will start according to the above settings.
MOV dx, F2h ; Setting WDT Configuration Port
OUT dx, al ; Output the Control Register Value
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Appendix B:GPIO USER GUIDE
DIGITAL I/O UESD PORT 801
JP17
IN 0
IN 1
IN 2
IN 3
OUT 0
OUT 1
OUT 2
OUT 3
1 2
3 4
5 6
7 8
I 3 I 2 I1 I0 O3 O2 O1 O0
{ } { }
Input Output