
ACT-412A-N270 User Manual
Page 129
NOTE:
When exiting a program it is necessary to disable the Watchdog Timer,
otherwise the system resets.
Example program:
; INITIAL TIMER PERIOD COUNTER
;
W_LOOP:
MOV AX, 6F02H
;setting the time-out value
MOV BX, 05
;time-out value is 5 seconds
INT 15H
;
; ADD THE APPLICATION PROGRAM HERE
;
CMP EXIT_AP, 1
;is the application over?
JNE W_LOOP
;No, restart the application
MOV AX, 6F02H
;disable Watchdog Timer
MOV BX, 0
;
INT 15H
;
; EXIT ;
Summary of Contents for ACT-412A-N270
Page 12: ...ACT 412A N270 User Manual Page 12 Chapter 1 1 Introduction...
Page 21: ...ACT 412A N270 User Manual Page 21 Figure 1 7 ACT 412A N270 Dimensions mm...
Page 22: ...ACT 412A N270 User Manual Page 22 Chapter 2 2 Installation...
Page 51: ...ACT 412A N270 User Manual Page 51 Chapter 3 3 RFID Reader...
Page 65: ...ACT 412A N270 User Manual Page 65 Chapter 4 4 System Maintenance...
Page 72: ...ACT 412A N270 User Manual Page 72 Chapter 5 5 BIOS...
Page 115: ...ACT 412A N270 User Manual Page 115 Appendix A A External Connector Pinouts...
Page 119: ...ACT 412A N270 User Manual Page 119 Appendix B B Safety Precautions...
Page 123: ...ACT 412A N270 User Manual Page 123 Appendix C C BIOS Configuration Options...
Page 127: ...ACT 412A N270 User Manual Page 127 Appendix D D Watchdog Timer...
Page 130: ...ACT 412A N270 User Manual Page 130 Appendix E E Hazardous Materials Disclosure...