ADLINK cPCI-3510 Series - Manual (Page 97)

Watchdog Timer 83
cPCI-3510
*Note: don’t stop timer: If the WDT is already running, the countdown
value will get set to the specified value and countdown will continue from
that point. If timer is already stopped, it will remain stopped. If the pre-
timeout interrupt bit is set, it will get cleared.
Get Watchdog Timer
This command is used to get the current WDT configuration.
Request
4 1h~ffh ( ‘1h’ based.)
Pre-timeout interval in
seconds.
5
[7] - reserved
[6] - reserved
[5] - OEM
[4] - SMS/OS
[3] - OS Load
[2] - BIOS/POST
[1] - BIOS FRB2
[0] - reserved
0b = leave alone
1b = clear timer use
expiration bit
Timer Use Expiration flags
clear
6
00h~ffh ,LS byte (100 ms/
count)
Initial countdown value
7
00h~ffh ,MS byte (100 ms/
count)
Initial countdown value
Response 0 Complete Code 00h means OK
Action Byte Value Description
Request
0 18h NetFn/LUN
1 25h Defined command
Response
0 Complete Code 00h means OK
1
[7] - 1b = don’t log
[6] - 1b = don’t stop timer
[5:3] - reserved
[2:0] - timer use
000b = reserved
001b = BIOS FRB2
010b = BIOS/POST
011b = OS Load
100b = SMS/OS
101b = OEM
110b -111b = reserved
Timer Use
Action Byte Value Description