EM Command

Please note, despite GitHub formatting all commands are actually a single line entered into the terminal.

Command	Description
em –help	gives all commands.
fdisk -l	finds a disk
sfdisk	lists all disks (including boot disk) eg /dev/sda and /dev/sdb
em installem /dev/sdb 2.2.2	Boots from install disk. Sdb needs to be os disk, will be 30gb. 2.2.2 needs to be most recent version of software.
em stop	stops em processors, do this before updating software.
em resetgps	command for setting up GPS after first time plugged in.
em format /dev/sda 111	Formatting a new disk for use. 111 is number to give to disk

Other Control Box Commands

Command	Description
systemct1 restart em-rec.service	reboots system without turning off.
Ctrl alt f1	closes the user interface
Ctrl alt f2	opens user interface
Ctrl alt backspace	RESETS EM sensors from inside user interface

Command	Description
vi /var/em/em.conf	opens setup file for boat name etc.. Use i to edit.
:wq	saves changes to above file
cd /mnt	Change directory
mkdir usb	make a directory (in this case called usb)
mount /dev/sdc1 usb	make the new directory link to usb
cd usb	change directory to usb.
em flashard 5V	to update the Arduino, where 5V is the arduino type.
ping 1.1.1.1	checks cam connection to network (change IP address as necessary).
ls /var/em/data/video	Shows which video is been recorded. Need to get into correct directory, starts in root.
cd /var	changes directory to, var = raw data, been recorded to this. Mnt = removable drive, may take a little longer for data to be recorded here.
ls –l	Brings up list of files.
Type command + head –n 10	brings up first 10 lines of list.