![background image](http://html1.mh-extra.com/html/ibase-technology/mrs-801-re/mrs-801-re_user-manual_3238201090.webp)
82
MRS-801-RE User Manual
1.2.3 How to use Watchdog in Linux
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
int main(void)
{
int fd = open("/dev/watchdog", O_WRONLY);
int ret = 0;
if (fd == -1) {
perror("watchdog");
exit(EXIT_FAILURE);
}
while (1) {
ret = write(fd, "\0", 1);
if (ret != 1) {
ret = -1;
break;
}
puts("[WDT] Keep alive");
sleep(50);
}
close(fd);
return ret;
}
Summary of Contents for MRS-801-RE
Page 1: ...www ibase com tw IBASE Technology Inc MRS 801 RE User Manual...
Page 8: ......
Page 16: ...8 MRS 801 RE User Manual I O View Board Dimensions...
Page 40: ...32 MRS 801 RE User Manual...
Page 43: ...Copyright 2013 IBASE Technology Inc All Rights Reserved 35 IBASE Technology Inc...
Page 45: ...Copyright 2013 IBASE Technology Inc All Rights Reserved 37 IBASE Technology Inc...
Page 48: ...40 MRS 801 RE User Manual...
Page 52: ...44 MRS 801 RE User Manual sudo mkfs ext4 dev sdb1...
Page 54: ...46 MRS 801 RE User Manual tar xvf linux_bsp F600_linux_fs tgz...
Page 88: ...80 MRS 801 RE User Manual Version h define VERSION 3 1 1...