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Update the built-in firmware of ESP32S3 toto ensure that the program is only responsible for enabling SIM7080G
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Connect the two USB ports of the board, USB-C and Micro-USB, and operate according to the following image
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Open SIM7080 Driver
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There are two ways to add drivers:
(1)Open the computer device manager and follow the steps below to add the driver.
(2) Open SIMCOM_Windows_USB_Driver
Follow the above steps to install the driver for the remaining ports that are not installed.
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Donwload upgrade_tool
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Open
sim7080_sim7500_sim7600_sim7900_sim8200 qdl v1.58 only for update.exe
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Open the upgrade tool and follow the diagram below
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Open the serial terminal tool, or the built-in serial tool of
Arduino IDE
, selectAT Port
for the port, and enterAT+CGMR
to view the firmware version