GTM-205M User’s Manual v1.0.0 Warranty All products manufactured by ICP DAS are warranted against defective materials for a period of one year from the date of delivery to the original purchaser. Warning ICP DAS assumes no liability for damages consequent to the use of this product.
GTM-205M User’s Manual v1.0.0 Symbol description RoHS Manufacture of this product strictly abide by the rules of lead-free and does not contain any harmful substances. WEEE This symbol means this product must be collected at the time of discarding in the EU.
GTM-205M User’s Manual v1.0.0 1. Introduction GTM-205M is an industrial-grade data modem M.2 converter with a USB Super Speed Plus interface. Customers can choose to match different communication modules according to the requirements of the field, supporting services in different frequency bands.
GTM-205M User’s Manual v1.0.0 2. Hardware Specifications 2.1 Hardware Specifications Item GTM-205M Comm. Interface COM Port RS232 x 1 (RxD, TxD, GND, Only for Reset Modem) COM Port Baud Rate 115200 bps USB 3.1 (Super Speed Plus) USB Driver Support Windows 10_x64、Windows 11...
GTM-205M User’s Manual v1.0.0 3. Hardware Appearance 3.1 View of the GTM-205M Panel Removable Terminal Block LED Indicators SIM Slot Reset Button USB Port 3.2 Pin Assignments Item Name Power Input +10 ~ +30 VDC Frame Ground F. G RST+...
GTM-205M User’s Manual v1.0.0 3.3 LED Indicators LED Indicators GTM-205M has 2 LED indicator lights to help users determine the current status of the sys tem. Their descriptions are as follows: PWR(Red):The PWR LED can indicate the status of Power module.
GTM-205M User’s Manual v1.0.0 4. Hardware Wire Connection 4.1 Reset Wire Connection Input Type Reset State Reset State Reset Input Reset Input Voltage Level +3.5 V ~ +30 V Voltage Level +1 V max. You can also restart the modem by inputting the command "@ICPDASRESET"...
Please refer to the following installation method: For purchasing communication modules, please refer to the ordering information below the ordering page of GTM-205M. Step 1: Remove the screw(s) securing the mounting mechanism. Step 2: Insert the purchased communication module into the slot, and secure it by tightening the silver screw(s).
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GTM-205M User’s Manual v1.0.0 Step 3: Attach the IPEX cable to the IPEX connectors on the communication module and to the AN0~3 positions on the board. The position of the IPEX connectors may vary depending on the module, but there is no difference in installation.
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GTM-205M User’s Manual v1.0.0 SIM Card and Antenna Installation Step 1: Insert the Micro SIM card into the card slot. Step 2: Install the purchased antenna accessory. Optional: Antenna (ANT-859-01) - 9/35 -...
GTM-205M User’s Manual v1.0.0 Power Supply Wiring Power can be supplied via USB or through the power input terminals. If USB power is found to be unstable, it is recommended to use the power input terminal for supplying power.
GTM-205M User’s Manual v1.0.0 5. USB Driver Installation Please download the driver from the official website and proceed with the installation. https://www.icpdas.com/tw/download/show.php?num=8695&model=GTM-205M-5GE Step 1: Install the corresponding USB driver "GTM-20xM USB driver.exe". Step 2: Double-click on "GTM-20xM USB driver.exe" to install the driver, then click "Next".
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GTM-205M User’s Manual v1.0.0 Step 3: Click on "Install". Please wait for the installation to complete. Do not close the program during installation. Step 4: Click "Finish". - 12/35 -...
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GTM-205M User’s Manual v1.0.0 Step 5: Connect GTM-205M to your PC via the USB cable. Step 6: Check Device Manager to see the listed devices: USB NMEA Port, USB AT Port, USB Modem, USB DM Port, and Wireless Ethernet Adapter.
GTM-205M User’s Manual v1.0.0 6 Software Test 6.1 Test Com Port communication ※ This example uses Access Port version 1.37 for testing. Step 1: Open the Access Port software and select the Terminal option. Step 2: Click on the parameter configuration at the top left corner, then set the Com Port and parameters.
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GTM-205M User’s Manual v1.0.0 Step 3: Select the number corresponding to the GTM-205M AT Port or Modem Port. In this example, COM4 is used, with Baud Rate set to 115200, Parity to NONE, Data Bit to 8, and Stop Bit to 1.
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GTM-205M User’s Manual v1.0.0 Step 5: If a SIM card is inserted, you can enter "AT+CEREG?" or "AT+COPS?" to inquire about registration status. If the module reply +CREG: 0,1, it means it has been registered with the carrier this example module reply +COPS: 0,0,"Chunghwa Telecom",13, which means that Chunghwa Telecom is registered on the 5G network of Chunghw a Telecom.
GTM-205M User’s Manual v1.0.0 5.2 Testing SMS Sending and Receiving Our company also provides a simple testing software. You can download the example prog from our official website. The image below shows GSMNetDemo.exe, which can be used for testing SMS sending and receiving.
GTM-205M User’s Manual v1.0.0 7. FAQ Q01: Driver Installation Issue - Exclamation Mark Appears A01: View Device Manager, if an exclamation mark appears, please follow these steps: Step 1: Right-click on "RM500Q-AE/GL" or "Cinterion PID 0x00B3 USB" and select Properties.
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GTM-205M User’s Manual v1.0.0 Step 6: After confirming that the path is correct, click the "Next" button. Step 7: After installing the driver, please proceed to complete a total of 5 drivers, named: USB NMEA Port, USB AT Port, USB Modem, USB DM Port, and Wireless Ethernet Adapter, as shown in the image below.
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