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Tech Note 136 - ESP32 Using its 8K of RTC RAM to retain data variables during deep sleep. - YouTube
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ESP32 Programmers' Memory Model. Internal memory of the MCU is probably… | by Amey Inamdar | The ESP Journal
ESP32 Programmers' Memory Model. Internal memory of the MCU is probably… | by Amey Inamdar | The ESP Journal
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Hands-On: The RISC-V ESP32-C3 Will Be Your New ESP8266 | Hackaday
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222 More Memory for the ESP32 without Soldering (How-to adapt partition sizes) - YouTube
Use PSRAM
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