weiqi.liu 发表于 2016-3-29 16:22:41

OK335xS-II看门狗

我在QT程序加入看门狗

1,打开看门狗
    open(WATCHDOG_PATH,O_WRONLY);
2,在定时器中喂狗
int dummy;
   ioctl(wdt_fd, WDIOC_KEEPALIVE, &dummy);      write(wdt_fd,"\0",1);3,用CTRL + C 中止QT程序,但看门狗不起作用?????????????????????????
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