CANedge2 Docs, Release FW 01.04.02
0.8 Firmware
0.8.1 Firmware download
See the online documentation for the latest Firmware Files and changelog.
0.8.1.1 Mandatory update steps
Some upgrade steps are mandatory and cannot be skipped. Skipping mandatory update steps can result
in unexpected behavior. The mandatory update sequence is illustrated below.
01.03.XX –> 01.04.XX
Warning:
From 01.04.XX TLS certificates placed as single files in
certs_root
are no longer sup-
ported. Make sure that certificates are migrated to the bundle format prior to performing the update
as explained in Section
01.02.XX –> 01.03.XX
Warning:
From 01.03.XX TLS certificates placed as single files in
certs_root
are supported but
obsolete. It is replaced by loading from a bundle file (for more information refer to
Support for single-files certificates is removed in the next minor or major update. It is recommended
to migrate from single-files certificates to certificate bundle while the device is running firmware
01.03.XX
00.07.XX –> 01.02.XX
Warning:
Firmware upgrade from 00.07.XX to 01.02.XX includes a one-time boot migration step.
The migration step formats the SD-card resulting in loss of existing log files. The configuration and
certificates are copied back to the card after migration
Firmware Files can be downloaded from the online documentation.
This page describes how to upgrade the device firmware.
0.8.2 Firmware versioning & naming
The device firmware versioning is inspired by the semantic versioning system.
Each firmware is assigned three two digit numbers:
MAJOR
,
MINOR
,
PATCH
:
•
MAJOR
: Incompatible changes (e.g. requires changes to the Configuration File)
•
MINOR
: New backwards-compatible functionality (e.g. new fields in the Configuration File)
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