SubCompact Board GENE-6350
Appendix A Programming the Watchdog Timer A-5
-o 4e f1 select register CRF1
-i 4f read F1 value
-0f F1 value
-o 4f,1f output "high" to port 5
-o 4f,3f output "high" to port 5 and port 6
-i 4f
-0e if input port 1 to "low",then you can read data become to
0e
-0d if input port 2 to "low",then you can read data become to
0d
The another method：You and setup a base address to digital IO in
BIOS,and have four selection：280h，290h，2A0h，2B0h。
Example：select 280h
-o 280 1f output "high" to port 5
-o 280 3f output "high" to port 5 and port 6
-i 280
-0e if input port 1 to "low",then you can read data become to
0e
-0d if input port 2 to "low",then you can read data become to
0d
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