SIM8200EA-M2 5G HAT is equipped with Raspbian Pi to open hotspots

Many friends have asked me how to open hotspots through SIM8200, the following arrangements are for you:

1. Configuration

This configuration is only needed at the first time.

Open a terminal and run the following commands:

sudo apt-get install p7zip-full 
wget https://www.waveshare.com/w/upload/f/fb/SIM8200-M2_5G_HAT_code.7z 
7z x SIM8200-M2_5G_HAT_code.7z 
sudo chmod 777 -R SIM8200-M2_5G_HAT_code 
cd SIM8200-M2_5G_HAT_code sudo ./install.sh

Please do not modify option, qmi_wwan_simcom, default.script,install.sh files or directorys, otherwise the dirver cannot be installed normally.

If you get error information, please check ifyou use the 2020-08-20-raspios-buster-armhf OS and take screenshot of error information and contact our support team for help.

Run ifconfig -a command to check WWAN0 interface.

2. Testing with AT command

sudo apt-get install minicom sudo minicom -D /dev/ttyUSB2

3. 5G Networking

cd Goonline make sudo ./simcom-cm

After running codes, DNS information are shown as figure below:

Do not close the above terminal window，open another terminal window to run the following commands.

4. Enter the super administrator user

sudo -i

5. Install the library files

sudo apt-get install util-linux procps hostapd iproute2 iw haveged dnsmasq

6. Install AP software

git clone git://github.com/oblique/create_ap
cd create_ap
sudo make install

7. Create AP

Create a Wi-Fi network with WPA + WPA2 password:

sudo create_ap --no-virt wlan0 eth0 PI 12345678

This command creates a wireless network named PI on the wlan0 channel, and the password is 12345678.

After completing the creation of a wireless network, you can connect to a device with WiFi function such as a mobile phone.

8. Connect your phone to WIFI

Select Service Set Identifier Service Set Identifier: PI

Enter the corresponding Password: 12345678

Mobile phone WIFI connected to SSID: PI

FAQ

Question:Why it appears that Your adapter can not be a station (i.e. be connected) and an AP at the same time.

 Answer:

you need to disconnect the WIFI connection. Be careful not to turn off the WIFI, but forget the network. Do not connect to other hotspots, otherwise there will be conflict:

Question:Why is there an Operation not possible due to RF-kill problem, use the following command to unlock:

 Answer:

Enter the following command:

rfkill unblock all