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$B$*@$OC$K$J$j$^$9!#(B<br>$B:4F#$H?=$7$^$9!#(B<br>Armadillo-240$B$G(Bgpioctrl$B$r;H$$$?$$$N$G$9$,!"$&$^$/=PMh$J$/$F:$$C$F$$$^$9!#(B<br><br>ssh$B$GF~$j(B<br>~$ gpioctrl --set=gpio0 --mode=output --type=low<br>$B$HF~NO$7$F$b(Bhigh$B$N$^$^JQ2=$,$"$j$^$;$s$G$7$?!#(B<br><br>$B%G%U%)%k%H$G(Bsysfs$B$,%^%&%s%H$5$l$J$$$?$a!"0J2<$N%3%^%s%I$r<B9T$7$F(Bsysfs$B$r%^%&%s%H$7$F$/$@$5$$!#(B<br>$B$H$N5-=R$r8+$F(Bmount$B!!$r<B9T$7$^$7$?$,(B<br><br>[root@a240 (ttyp0) ~]# mount -t sysfs none /sys<br>mount: Mounting none on /sys failed: Device or resource busy<br>$B$H$N!"%(%i!<$K$J$C$F$7$^$$$^$9!#(B<br><br>$B2r7hK!$J$I!"$4;XF3$$$?$@$1$^$;$s$7$g$&$+(B<br><br><br><br> </body>
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