Advantech MIC-3758DIO, Руководство пользователя

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43 Appendix C
C.11 Watchdog State/Control Register
Base+0x38: WDT function setting
Bit 0: watchdog timer enable control bit
• 0 : Disable WDT function
• 1 : Enable WDT function
(When the WDT is enabled the watch dog timer (WDT) in MIC-
3758DIO start counting down from the value set in Base+0x34h and
Base+0x36h)
Bit 1: watchdog timer interrupt enable control bit
• 0: Disable WDT interrupt
• 1: Enable WDT interrupt
(When the WDT interrupt is enabled, a interrupt will generate while the
WDT counting down to 0; otherwise it won't generate a interrupt even
when the WDT count down to 0)
Bit 0: Read the status of WDT En
Bit 1: Read the status of WDT INT EN
Bit 2: Read the status of WDT
• 0: WDT current value is not 0
• 1: WDT current value is 0
Base+0x38 (Write)
Bit 15-Bit 2 Bit1 Bit0
N/A WDT INT EN WDT En
Base+0x38 (Read)
Bit 15-Bit 3 Bit2 Bit1 Bit0
N/A WDT Timeout flag WDT INT EN WDT En