Building a Shelly 2.5 USB to TTL adapter cable

When you want to flash your Shelly 2.5 with anything but the original firmware for the first time, you

I have a great idea! I'll buy an RS-232 to USB adapter and a separate null-modem cable! Much more versatile. No way I'll lose one of them : r/homelab

VoltLink CP2102N USB Serial Adapter & Programmer from Voltlog on Tindie

Shelly Plus Add-On

VoltLink is a Type-C USB to serial adapter & programmer for ESP32 devices with auto-reset functionality

VoltLink CP2102N USB Serial Adapter & Programmer

Designed to be used for USB to TTL electronic projects, easy to connect to your MCU. Status LED for TX,RX CP2102 USB to TTL Transfer chip from Silicon Labs,Industrial chip, high quality, super stable.

DSD Tech USB to TTL Serial Converter CP2102 with 4 Pin Dupont Cable Compatible with Windows 7,8,10,Linux,Mac OSX

Flashing a Shelly RGBW2 with crocodile clips and cut resistor leads

Question about the Shelly 2.5 GPIO connector · Issue #5652 · arendst/Tasmota · GitHub

Building a Shelly 2.5 USB to TTL adapter cable

Question about the Shelly 2.5 GPIO connector · Issue #5652 · arendst/Tasmota · GitHub

VoltLink is a Type-C USB to serial adapter & programmer for ESP32 devices with auto-reset functionality

VoltLink CP2102N USB Serial Adapter & Programmer