Pc 5173, B.3.2 enable the dio output function – Acnodes PC 5173 User Manual
Page 92
Advertising
661 Brea Canyon Rd., Suite 3
Walnut, CA 91789
tel: 909.598.7388, fax: 909.598.0218
© Copyright 2011 Acnodes, Inc.
All rights reserved. Product description and product specifications
are subject to change without notice. For latest product information,
please visit Acnodes’ web site at www.acnodes.com.
PC 5173
17” Industrial wireless Panel PC
B.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
Advertising