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5
EVB Operation Procedures
This chapter mainly illustrates the operation procedures of L76C EVB.
5.1. Communication via USB Interface
Step 1: Connect the EVB and the PC with a USB cable through USB interface, and then switch S201 to
ON state to power on the EVB.
Step 2: Run the USB flash drive on PC to install the USB driver. The USB port numbers can be viewed
through the PC Device Manager, shown as below.
Step 3: Install and then use the QCOM tool provided by Quectel to realize the communication between
the L76C module and the PC.
The following figure shows the COM Port Setting interface of QCOM: select the correct "COM
Port" (USB Port shown in the above figure) and set the correct "Baudrate" (the default value:
9600bps). For more details of QCOM usage, please refer to Quectel_QCOM_User_Guide.
L76C_EVB_User_Guide
Figure 11: USB Ports
Figure 12: COM Port Setting Interface of QCOM
GNSS Module Series
L76C EVB User Guide
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