Using 4G module with BananaPi

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BPI-4G LTE module with banana pi

How to use BPI-4G LTE module with BPI-R2

Usb 4g 1.jpg

1.Firstly, use R2 connects LTE module by USB or 14pin Headers. then execute command "lsusb" to have a look if R2 have drove the module. The red box is the id of 4G module.

Usb 4g 2.PNG

After seeing this, execute command "ls /dev/ttyUSB*" to make sure the 4G module have been recognised as USB devs.

Usb 4g 3.PNG

2. Execute the "./ppp1.sh &"

Usb 4g 4.PNG

then execute command “ifconfig -a”,you will see ppp0

Usb 4g 5.PNG

3. Execute command ”wget -O speedtest-cli https://raw.githubusercontent.com/sivel/speedtest-cli/master/speedtest.py” to download speed test tool.

Usb 4g 6.PNG

4. Execute command "chmod +x speedtest-cli", then execute "./speedtest-cli"

Usb 4g 7.PNG

ppp1_success_log.txt : http://forum.banana-pi.org/uploads/default/original/2X/e/eb7d46a0971c25f6337116d60e76590ce298b676.txt

FAQ

  • (2) Q: What should I do, if you meet this "expect (OK) ^M alarm Failed "
Usb 4g 8.PNG
A:The root cause is the Modem.service has used the module usbserial, so the 4G module can’t use usbserial; we can solve the problem by using command "systemctl disable ModemManager.service " or "systemctl stop ModemManager.service "
  • (3) Q:How to test the communication between SIM card and 4G module?
A:Use minicom, ”minicom -D /dev/ttyUSB2”,and then use AT commands to test, such as ”at”,”at+csq”,“at+ccid”,if you get response without error,that means the communication is OK.
  • (4) Q: How to install libqmi?
A: Download from here: http://www.linuxfromscratch.org/blfs/view/cvs/general/libqmi.html 1 ; then make and make install.
If you meet this:
Usb 4g 9.PNG
you need to install libgudev-1.0-dev, then make and make install again.
  • (5) Q:How to use qmi-wwan?
A:There is a very easy way to use,I’ve put quectel-CM in home path of root,just execute “./quectel-CM &”,then execute “dhclient wwan0”,now you have finished the configurations.
  • (6) Q:How to use GPS?
A:BPI-4G module supports GPS and BeiDou,execute “minicom -D /dev/ttyUSB2”,then input AT commands like this:
Usb 4g 10.PNG
if you want to use BeiDou,just input AT commands like this:
Usb 4g 10.PNG
  • (7) Here are kernel configurations and driver patch for kernel 4.14.
config : http://forum.banana-pi.org/uploads/default/original/2X/5/54a89518b88857f06fd44757d3413e700338b269
patch : http://forum.banana-pi.org/uploads/default/original/2X/5/5739bb02c8dc5817ed8ba6ec466b4bdb70cf37fa
  • (8) Support areas:
EC25-E support: EMEA/Thailand/India/South Korea
EC25-AU support: Australia
EC25-V/-A support:North America
  • (9) Openwrt Supported:
A. Clone the source code from this link : BPI-R2 OpenWrt(LEDE) Souce code : 2018-04-11

How to use BPI-4G LTE module with BPI-W2