Watchdog Timer Initial Program - Asus Aaeon NanoCOM-APL User Manual

A.1

Watchdog Timer Initial Program

Table 1 : Embedded BRAM relative register table
Index
Data
Logical Device Number
Function and Device Number
Table 2 : Watchdog relative register table
Timer Counter
Counting Unit
Watchdog RST pulse
width
Appendix A – Watchdog Timer Programming
Default Value
0x284(Note1)
0x285(Note2)
0xA8(Note3)
0x00(Note4)
Option BitNum
Register
0x00(Note5)
0x01(Note6) 0(Note7)
0x01(Note8) [3:2](Note9)
Note
BRAM Index Register
BRAM Data Register
Watch dog Logical Device Number
Watch dog Function/Device Number
Value Note
Time of watchdog
(Note10) timer
(0~255)
Select time unit.
0(Note11) 0: second
1: minute
0: 20ms
1: 60ms
0(Note12)
2: 100ms
3: 250ms
50