This page mainly introduces how to use the EM06 LTE module from three parts. The first part is about how to query the support list of the LTE module, the second is some related operations under Ubuntu, and the third is some related operations under Android.
You can view it on the following two pages:
Install minicom
in your SBC.
sudo apt update sudo apt install minicom
Setting to usbnet
mode.
sudo minicom -D /dev/ttyUSB2
After open minicom
, enter:
AT+QCFG="usbnet",2 OK
LTE module needs power down and restart to switch mode. Unplug your SBC and plug again. LTE module now works in usbnet
mode.
How to restore your LTE module?
AT+QCFG="usbnet",0
Unplug your SBC and plug again to switch back to default mode.
Find edit connections
in network menu.
Add a new connection.
Choose the connection type Mobile Broadband
.
Choose where you are.
Choose provider, this needs to be set according to your SIM card.
Set your LTE module connection passwork, you need to remember it .
Now, you can connect it, LTE module connections will be found in network menu.
Input the password which you set.
Finally, you will connect successfully!
Click the menu bar in the upper right corner to see the mobile board settings
option.
Click the Network
, choose Add new connection
, and then click Next
.
Choose where you are.
Choose provider, this needs to be set according to your SIM card.
After choosing provider, the next two steps are to use defconfiguration. So you just need to choose next
. And then click apply
. Now, you need a password, default is 000
.
After entering the password, you can connect normally.
Open the corresponding settings and update the password in mobile broadband
.
$ sudo nmcli connection add type gsm apn 3gnet user 0000 password 0000 con-name "EM06 4G"
$ ifconfig wwan0
wwan0: flags=4098<BROADCAST,MULTICAST> mtu 1500
ether 1a:68:e0:a7:94:88 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
Use ping command to test.
$ sudo ping www.baidu.com -I wwan0
If your LTE module works normally, it will be successful.