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ROCKY-4786EV/EVG User Manual
Page 125
C.3 Assembly Language Samples
C.3.1 Enable the DIO Input Function
The BIOS interrupt call INT 15H controls the digital I/O. An assembly program to enable
digital I/O input functions is listed below.
MOV AX,
6F08H
Sets the digital port as input
INT 15H
Initiates the INT 15H BIOS call
C.3.2 Enable the DIO Output Function
The BIOS interrupt call INT 15H controls the digital I/O. An assembly program to enable
digital I/O output functions is listed below.
MOV AX,
6F09H
Sets the digital port as output
MOV BL,
09H
INT 15H
Initiates the INT 15H BIOS call
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Summary of Contents for ROCKY-4786EV
Page 11: ...ROCKY 4786EV EVG User Manual Page 1 Chapter 1 1 Introduction S t o c k C h e c k c o m...
Page 18: ...ROCKY 4786EV EVG User Manual Page 8 Chapter 2 2 Unpacking S t o c k C h e c k c o m...
Page 23: ...ROCKY 4786EV EVG User Manual Page 13 Chapter 3 3 Connectors S t o c k C h e c k c o m...
Page 55: ...ROCKY 4786EV EVG User Manual Page 45 Chapter 4 4 Installation S t o c k C h e c k c o m...
Page 64: ...ROCKY 4786EV EVG User Manual Page 54 Figure 4 3 Jumper Locations S t o c k C h e c k c o m...
Page 72: ...ROCKY 4786EV EVG User Manual Page 62 Chapter 5 5 Award BIOS Setup S t o c k C h e c k c o m...
Page 124: ...ROCKY 4786EV EVG User Manual Page 114 Appendix A A BIOS Options S t o c k C h e c k c o m...
Page 129: ...ROCKY 4786EV EVG User Manual Page 119 Appendix B B Terminology S t o c k C h e c k c o m...
Page 136: ...ROCKY 4786EV EVG User Manual Page 126 Appendix D D Watchdog Timer S t o c k C h e c k c o m...
Page 139: ...ROCKY 4786EV EVG User Manual Page 129 Appendix E E Address Mapping S t o c k C h e c k c o m...