root@gnublin:~/sources/c_program/serial# ll /dev
total 4
crw------- 1 root root   5,  1 Dec 22 10:28 console
crw-r--r-- 1 root root  89,  1 Jun 20 18:29 i2c-1
prw------- 1 root root       0 Jun 21 18:03 initctl
srw-rw-rw- 1 root root       0 Jun 21 18:03 log
crw-r--r-- 1 root root 254,  0 Sep 26  2011 lpc313x_adc
crw-r--r-- 1 root root 253,  0 Sep 26  2011 lpc313x_pwm
lrwxrwxrwx 1 root root      12 Jan  1  1970 mtab -> /proc/mounts
crw-r--r-- 1 root root   1,  3 Dec 22 10:28 null
crw-r--r-- 1 root root  89,  1 Sep 26  2011 pca9555
crw-rw-rw- 1 root root   5,  2 Jan  1  1970 ptmx
drwxr-xr-x 2 root root       0 Jan  1  1970 pts
crw-r--r-- 1 root root   1,  9 Sep 26  2011 random
brw-r--r-- 1 root root   8,  0 Jun 18 19:00 sda
crw-rw-rw- 1 root root   5,  0 Jan  1  1970 tty
-rw-r--r-- 1 root root      24 Jan  1  1970 tty0
crw------- 1 root root   4, 64 Jun 21 18:55 ttyS0
brw-r--r-- 1 root root   4, 64 Jun 18 18:46 ttyS1
crw-r--r-- 1 root root   1,  9 Sep 26  2011 urandom