SIM7600G-H-M2 4G Communication Module - Windows Tutorial

This guide provides a detailed tutorial on setting up the SIM7600G-H-M2 4G Communication Module on Windows. Follow installation steps for drivers, learn about NDIS and PPP dial-up connections, utilize AT commands for troubleshooting, and ensure successful network connectivity.

hardware

LattePanda 3 Delta 864 - Pocket-sized Windows/LattePanda Sigma - x86 Windows ×1
SIM7600G-H-M2 4G Communication Module ×1
600-6000MHz 5G Antenna ×1
Mouse / Keyboard
SIM card with data plan

##sofetware

windows driver.rar
sscom.rar
Refer to the LattePanda tutorial (Windows section) for OS installation

Installation Diagram

LP Diagram
Note: The Sigma board is used here as an example. After installation, simply power on and boot.

Driver Installation

Extract the driver files
Open Windows Device Manager and locate the devices as shown below
![select Windows 10(https://dfimg.dfrobot.com/d2c593756ae646cfb8a762ab3a5fa658/wikien/fdc4edcac8a8fec6d8b1573a017f01d2.png)

Right-click and select "Update Driver", choose "Browse my computer for drivers", navigate to the previously extracted driver folder, select Windows 10, and update each device in sequence.
step1
step2
step3

After the update is complete, restart the computer and open Device Manager. If it displays as shown below, the driver installation was successful.

Network Connection

Typically, when connected to a Windows operating system, once both the hardware and software drivers are properly installed, the device will connect to the network automatically. If the device does not connect automatically, please try one of the following two methods to connect manually.

NDIS Dial-up Connection

The Windows NDIS dial-up procedure is as follows:

Open the SIM7600 AT port and send commands (when using SSCOM to send AT commands, make sure to check the "Append CR+LF" option).

PPP Dial-up Connection

The PPP dial-up procedure is as follows:

Common AT Commands and Troubleshooting

Common AT Commands

Command	Description	Response
AT	AT test command	OK
ATE	ATE1 enables echo; ATE0 disables echo	OK
AT+CGMI	Query module manufacturer	OK
AT+CGMM	Query module model	OK
AT+CGSN	Query product serial number	OK
AT+CSUB	Query module version and chipset	OK
AT+CGMR	Query firmware version serial number	OK
AT+IPREX	Set module hardware serial port baud rate	+IPREX: OK
AT+CRESET	Reset module	OK
AT+CSQ	Query network signal quality; returns signal value	+CSQ: 17,99 OK
AT+CPIN?	Query SIM card status; returns READY if SIM is recognized	+CPIN: READY
AT+COPS?	Query current operator; returns operator info after successful registration	+COPS: OK
AT+CREG?	Query network registration status	+CREG: OK
AT+CPSI?	Query UE system information
AT+CNMP?	Network mode selection: 2: Automatic; 13: GSM only; 38: LTE only; 48: Any mode but LTE	OK

For more AT commands, please refer to the AT Command Manual.

Common Issues

Unable to Access the Internet

If you cannot access the internet after powering on, and both NDIS dial-up and PPP dial-up fail, please check the following:

AT+CPIN?        ## Query SIM status
AT+CGDCONT?     ## Query carrier/APN settings
AT+CEREG?       ## Query network registration status
AT+CSQ          ## Query signal quality

SIM7600G-H-M2 4G Communication Module Windows Tutorial