Version 2.2.1 Released

HDD Serial Commander 2.21 Public Beta is now available to download here on our website. What is new? Most updates are related to your suggestions. We added new Help, several Seagate series have upgraded command lists and some new command properties have been added. Thank you for asking questions, making suggestions, testing and contribute to this project. Happy New Year!

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Important Notice

First things first! HDD Serial Commander is an universal utility to control and edit firmware on Seagate, Samsung and Toshiba hard disk drives via a serial terminal (diagnostic) port. We require users to open an account at this site to download HDD Serial Commander free of charge. To open an account your valid email address is required. Not just any …

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Seagate – Serial Port Diagnostic Modes and Commands

The Serial Port interface for Seagate drives operates in the following three modes: 1. ESLIP Mode Power-on default, This mode is enabled by Control-T. 2. ASCII Online Mode This mode is enabled by Control-R. 3. ASCII Diagnostic Mode This mode is enabled by Control-Z. All Level Commands Carriage Return Command: Abort ‘/’ – Command: Change Diagnostic Command Level This command selects …

Hello world!

Hello world! This is the very first post! HDD Serial Commander 2.0 Public Beta is available to download. HDD Serial Commander is a universal utility to control, edit firmware data or to have access to user data on Seagate, Samsung and Toshiba hard disk drives via serial terminal (diagnostic) port. HDD Serial Commander 2.0 PB started as a project in …