Memory Availability Comparison between ESP32 and ESP32-C325 April 2021·3 minsEsp32 IoT Esp32 Programming
DFU — Using the native USB on ESP32-S2 for flashing the firmware23 March 2021·4 minsEspressif ESP32-S2 USB ESP-IDF Dfu
Zephyr RTOS on ESP32 — First Steps24 February 2021·Updated: 26 September 2025·5 minsEsp32 Zephyr Embedded Systems EspressifFirst Steps with Zephyr on ESP32, a collection of all needed tutorials.
ESP32-S2: Digital Signature Peripheral3 February 2021·7 minsIoT Security Embedded Systems ESP32-S2 Espressif
Blink LED on ESP32 with RTOS NuttX1 December 2020·Updated: 26 September 2025·4 minsNuttX Esp32This is a tutorial on how to blink an LED with NuttX after getting started.
Getting Started with NuttX and ESP3230 November 2020·Updated: 19 February 2026·7 minsNuttX Apache Esp32 POSIX LinuxThis article provides a tutorial to get started with NuttX.
ESP32 Memory Analysis — Case Study1 June 2020·11 minsEsp32 ESP-IDF IoT Embedded Systems Memory Optimization