NANO-HM651 EPIC SBC
Page 144
D.3 Assembly Language Samples
D.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
D.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
Summary of Contents for NANO-HM651
Page 15: ...NANO HM651 EPIC SBC Page 1 Chapter 1 1 Introduction ...
Page 22: ...NANO HM651 EPIC SBC Page 8 Chapter 2 2 Unpacking ...
Page 26: ...NANO HM651 EPIC SBC Page 12 Chapter 3 3 Connectors ...
Page 51: ...NANO HM651 EPIC SBC Page 37 Chapter 4 4 Installation ...
Page 76: ...NANO HM651 EPIC SBC Page 62 Chapter 5 5 BIOS Screens ...
Page 107: ...NANO HM651 EPIC SBC Page 93 Appendix A A BIOS Options ...
Page 110: ...NANO HM651 EPIC SBC Page 96 Appendix B B One Key Recovery ...
Page 118: ...NANO HM651 EPIC SBC Page 104 Figure B 5 Partition Creation Commands ...
Page 152: ...NANO HM651 EPIC SBC Page 138 Appendix C C Terminology ...
Page 156: ...NANO HM651 EPIC SBC Page 142 Appendix D D Digital I O Interface ...
Page 159: ...NANO HM651 EPIC SBC Page 145 Appendix E E Watchdog Timer ...
Page 162: ...NANO HM651 EPIC SBC Page 148 Appendix F F Hazardous Materials Disclosure ...