Case study

ESP DC1: investigating and replacing Phicomm DC1 firmware

ESP DC1 provides replacement firmware for the Phicomm DC1 power strip after its original app service became unavailable. The project credits original-firmware extraction, PCB photographs and U7 logic analysis; its firmware provides web setup, MQTT control, electrical measurements and overload protection.

Targets: Firmware
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-09

Stars: 247
Last commit: 2022-05-30
Language: C++
License (GitHub): GPL-2.0

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: A Phicomm DC1 power strip and a TTL flashing connection are needed for installation.
Prerequisites: Visual Studio Code and PlatformIO are the documented build environment.
Limits: Voltage, current and power readings carry no stated accuracy.
License: GPL-2.0.

Cite

BibTeX

@misc{esp-dc1-power-strip-case,
  title = {{ESP DC1: investigating and replacing Phicomm DC1 firmware}},
  howpublished = {\url{https://github.com/qlwz/esp_dc1}},
  url = {https://github.com/qlwz/esp_dc1},
  urldate = {2026-11-09},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/esp-dc1-power-strip-case/}}
}

Plain text

ESP DC1: investigating and replacing Phicomm DC1 firmware. https://github.com/qlwz/esp_dc1 (accessed 2026-11-09). Awesome REA entry: https://awesomerea.org/resources/esp-dc1-power-strip-case/

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About this entry

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Primary sources

README.md GitHub · qlwz/esp_dc1 · Revision eefd75a