Zerocat Chipflasher v2 – Product Information

Copyright (C) 2023 Kai Mertens

This file is released under CC BY-SA 4.0 International Public License.
See to get license details.

Dear Customer,

thank you for trying Zerocat Chipflasher v2!

Zerocat’s chip flasher is hardware of a free design, which continues to be developed voluntarily. The project consists of electronic hardware design files in conjunction with appropriate software tools, documentation and free licenses.

User’s Essential Freedoms

This product respects user’s essential freedoms to use, study, share and improve the provided design files and documentation under certain conditions. Sample devices will be shipped to the Free Software Foundation in Boston, USA – RYF Certification is intended.


    Manufacturer:               Zerocat Free-Design Hardware

    Product Category:           EEPROM Programming Device

    RoHS:                       This product is RoHS Compliant with RoHS
                                Directive 2011/65/EU and as amended by
                                Directive 2022/287/EU, and without material

    CE Marking:                 This product meets the requirements of
                                relevant Directives or Regulations for the
                                CE marking. The CE marking is applied onto
                                this document, which is accompanying the
                                product as printed on paper.

    RYF Certification:          Sample devices will be shipped to FSF,
                                Boston, USA – RYF Certification is intended.

    Product Compliance:         TARIC:  84719000
                                ECCN:   EAR99

    Product:                    “Chipflasher v2”

    Type:                       SPI Programmer

    Description/Function:       SPI EEPROM programming device, based on
                                free licensed design files, even
                                down to chiplevel. This device is
                                intended for trustworthy firmware
                                replacement on systemboards of
                                desktops, laptops and other
                                electronic equipment, and can be
                                used by means of the ‘flashrom’ utility.

    Interface Type:             RS-232

    Operating Supply Voltage:   5V, 6V

    Pack Quantity:              1

    Unit Weight:                approx. 400g

Scope of Delivery

Recommended Additional Equipment

Recommended Targets for Initial Testing

How to Determine the Hardware Version of my Device?

Your chip flasher comes with an acrylic front-panel which holds the main power button as well as an informational sticker, carrying the device name:

    Chipflasher v2

The exact version of the PCB ist printed onto the PCB itself:

    Chipflasher board-v2.0.0-0-fa7ba6995

How to get appropriate Software and Documentation?

Please operate your specific piece of hardware with appropriate software only! The following steps will help you to match the proper version.

The sources of the chip flasher project are ready for download by means of Git On GNU Guix System, copy all sources onto your harddisk like so:

    $ git clone git://

Then change into the chipflasher project folder and perform a checkout:

    $ cd chipflasher
    $ git checkout v2.0.5

Where to start?

Please read the project’s doc/ text file. It should provide all necessary information to get you started. Take your time, several steps are required.


As the chip flasher project evolves, software and hardware design may change. However, software changes might still apply to your specific piece of hardware. Please check compatibility based on:

Important Websites


You need assistance to get started? Send a mail to, but please accept that we cannot reply instantly. Note a long-term support should be negotiated individually, upon request.


Zerocat’s “Chipflasher v2” is sold according to Zerocat’s General Business Conditions. Its Free Software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

EU Declaration of Conformity for the CE Marking

This product, Zerocat’s “Chipflasher v2”, meets the requirements of relevant directives or regulations for the CE marking:

All electronic items on the product’s printed circuit board are RoHS compliant and the board itself has been soldered with high-quality, fair trade, lead-free solder.

When shipped on paper, this statement is signed by the manufacturer:






    Date, Signature:  


CE Marking

As affixing the CE marking onto the product itself in an indelible manner was not achievable, it is affixed to this document instead:

CE Marking

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