PerfecTron OXY5313A, Руководство пользователя

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OXY5313A 3.5” SBC User’s Manual
63
APPENDIX A Watchdog Timer Setting
After the system stops working for a while, it can be auto-reset by the
Watchdog Timer. The integrated Watchdog Timer can be set up in the
system reset mode by program.
Using the Watchdog Function
Start
↓
Un-Lock WDT
↓
Set WDT Function
Select Logic device
↓
Activate WDT
:O 2E 87 ; Un-lock super I/O
O 2E 87 ; Un-lock super I/O
O 2E 2D O 2F 20
O 2E 07
O 2F 08
:O 2E 30
O 2F 01
Set Second or Minute
↓
Set base timer
↓
WDT counting
O 2E F5
O 2F N N=00 or 08(See below
table)
:O 2E F6
O 2F M=00,01,02,…FF(Hex) ,Value=0
to 255