77
ITA-5831 User Manual
Appendix A
W
atchdog
Timer
Data Port: Port 0x299
Action Description
send
Write
Data to EC get
Read
Data from EC
Watchdog Command
0x28
Start watchdog
0x29
Stop watchdog
0x2A
Reset watchdog
0x88
Read EC HW ram
0x89
Write EC HW ram
Watchdog HW Ram Address
Watchdog HW Ram is used to set the time limit and retain the event status.
Note!
1.
After writing data/commands to the 299/29A port, the IBF will be
set as “1”. Users must wait for the IBF to clear to zero, before writ-
ing the next data/commands to the 299/29A port.
2.
If the EC command returns data, users can read the data from the
68 port when the OBF is set as “1”.
Address Function
Description
0x57
Watchdog
event flag
BIT 7 BIT 6 BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT0
X
X
X
PwrBtn WDPin Reset
SCI
NMI
0x5E-
0x5F
Watchdog
reset delay
time
0 ~ 0xFFFE, setup reset time
Note!
NMI – 1: NMI event sent; 0: NMI event not sent.
SCI – 1: SCI event sent; 0: SCI event not sent.
RESET – 1: Reset event sent; 0: Reset event not sent.
WDPin – 1: WDPin event sent; 0: WDPin event not sent.
PwrBtn – 1: PwrBtn event sent; 0: PwrBtn event not sent.
Содержание ITA-5831 Series
Страница 10: ...ITA 5831 User Manual x ...
Страница 11: ...Chapter 1 1 Overview Introduction Specifications Power Information Environmental Specifications System Diagram ...
Страница 14: ...ITA 5831 User Manual 4 1 5 System Diagram Figure 1 1 ITA 5831 System Diagram ...
Страница 16: ...ITA 5831 User Manual 6 ...
Страница 17: ...Chapter 2 2 H W Installation Introduction Jumpers and Connectors I O Connectors ...
Страница 26: ...ITA 5831 User Manual 16 ...
Страница 29: ...19 ITA 5831 User Manual Chapter 3 System Setup Figure 3 2 Mini PCIe Installation ...
Страница 32: ...ITA 5831 User Manual 22 Figure 3 6 Easy Swap Module Installation 2 Figure 3 7 COM Module ITA EM SR61 001AE ...
Страница 34: ...ITA 5831 User Manual 24 Figure 3 10 Battery Module ITA BA61 00A1E ...
Страница 37: ...Chapter 4 4 BIOS Settings ...
Страница 64: ...ITA 5831 User Manual 54 ...
Страница 68: ...ITA 5831 User Manual 58 ...
Страница 69: ...59 ITA 5831 User Manual Chapter 5 Driver Installation ...
Страница 72: ...ITA 5831 User Manual 62 ...
Страница 73: ...Chapter 6 6 GPIO Programming Guide ...
Страница 84: ...ITA 5831 User Manual 74 ...
Страница 85: ...Appendix A A Watchdog Timer ...
Страница 90: ...ITA 5831 User Manual 80 ...
Страница 91: ...Appendix B B BSMI RoHS Declaration ...
Страница 93: ...Appendix C C Chinese Language Safety Instructions and Battery Information ...
Страница 95: ...85 ITA 5831 User Manual Appendix C Chinese Language Safety Instructions and Battery Information ...