CHESTER Firmware

hio-chester-wmbus:v4.0.0

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

Download HEX file

SHA256 checksum: ff06bd93f7c24808f9223c7f43840757d2aedc065c615cecf52f6c1901296dfc

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: 4d1e5e895f563ddd7ef791ba2849548e1c27c2f0e2b314099a333ca2fa6c3158

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

26e000736e254c588279ee869aae3be0

Upload date/time

2026-08-10 10:06:30

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