CHESTER Firmware

hio-chester-wmbus:v3.5.5

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For a firmware update via the J-Link USB debugger, download the HEX file:

Download HEX file

SHA256 checksum: 7bef79d3a753a76808e5b73d3ffdf6bcc0dbceb12393b63db152941516e83397

You can get HARDWARIO Command Line Tools from Python PyPI.

For a firmware update via the mobile application, download the BIN file:

Download BIN file

SHA256 checksum: 88ba88d0025f4682bd98cd98eacdc3d908c2b6ea5c0a7176078ef59479dde0bb

You can get HARDWARIO Manager from App Store or Google Play.

If you want to download the BIN file to your mobile device directly, you can use the QR code below:

More details on CHESTER firmware flashing can be found in the HARDWARIO Documentation.

Unique identifier

714424a73abf4bcdaeee7960091dfd93

Upload date/time

2026-06-19 17:31:09

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