Getting Started
Last revision 2026/01/31
This article guides you through setting up the Arduino IDE for FireBeetle 2 ESP32-E, including downloading the software, configuring preferences, and installing necessary SDKs and boards.
Download Arduino IDE
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Click to enter the official Arduino website
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Select and download the Arduino IDE package that is appropriate for your computer OS.

Configure Arduino IDE
It is required to install ESP32 board in Arduino IDE for using FireBeetle 2 ESP32-E for the first time.
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Open Arduino IDE, click File-Preferences, as shown below

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Click the icon circled in red in the Preferences window.

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Add the json URL below to the newly-popped up window. There should be one URL for each line.
https://espressif.github.io/arduino-esp32/package_esp32_index.json -
Click OK then.

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Download SDK. Click Tools->Board>Boards Manager.

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Enter "ESP32" in the search bar, then the SDK for esp32 will appear automatically. Click install now.

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When the SDK installation completes, the word "installed" will appear at the position marked in red below. Close the window.

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Select FireBeetle 2 ESP32-E development board. Click Tools-->Board-->ESP32 Arduino-->FireBeetle ESP32-E, as shown below.

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After that, connect your FireBeetle 2 ESP32-E to your computer. Here, a port COM4 comes out after the connection, indicating that it is the port for FireBeetle 2 ESP32-E. Select it as the way shown below.

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Now, the FireBeetle 2 ESP32-E is configured in Arduino IDE and it's ready to go.
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