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The newest ESP32 can actually run Linux, and it’s getting uncomfortably close to a Raspberry Pi

Summary by adafruit.com
Adam Conway, writing at XDA Developers, looks at Espressif’s ESP32-S31 and the reasons it can boot Linux. The chip has two 32-bit RISC-V cores at up to 320 MHz plus a 40 MHz low-power core, a gigabit Ethernet MAC over RGMII, a USB 2.0 High-Speed OTG controller, two SDIO slots, a camera input, and a […]
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2 Articles

ESP32s are among the best microcontrollers on the market. The S31 version has been available for a few months. The card features a dual core RISC-V. Espressive, the founder, has published esp-linux-bsp, a Linux image that can boot on the map and integrates the buildroot. The card features interesting resources: Ehternet 1 Gb/s, USB ports, 512 Ko of RAM, Wi-FI 6, 256 MB of storage and 64 MB of PSRAM. Even if running Linux, the available RAM is li…

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adafruit.com broke the news on Monday, September 28, 2026.
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