Denka updates
We are constantly working to optimise Denka’s performance and features. In this section, you can check the latest version of our e-Charger, as well as the most recent improvements and updates implemented.
Check all e-Charger updates.
1.0.6
May 26, 2026
Improved
RFID antenna tuning: fixed gain replaces the previous autocalibration.
Improved
Payment charges close only when the vehicle is fully disconnected.
Improved
Safer restart sequence: the 4G module shuts down before rebooting.
Fixed
OCPP smart charging profiles with duration were not applied correctly.
Fixed
Migration of queued OCPP messages from previous versions.
1.0.5
May 4, 2026
Improved
Reliable start-up when the charger boots without network connectivity.
1.0.4
April 30, 2026
Added
Power module information reporting for full hardware traceability.
Improved
OCPP channel reconnects automatically after connection errors.
Improved
RFID reader recovers automatically from radio errors.
Fixed
Configuration changes could stop being applied after an internal communication hang.
Fixed
The payment terminal no longer starts when disabled.
1.0.3
April 17, 2026
Fixed
The charger could become unresponsive due to uncontrolled internal thread creation.
1.0.2
April 14, 2026
Added
Denka moves to the unified V2C platform: new 1.x version line (replaces the 0.14.x series).
Added
Preparing state when receiving an OCPP remote start command.
Improved
OCPP keys and configuration are preserved across firmware updates.
Improved
New STM32 power controller firmware.
Fixed
OCPP transaction start/stop errors.
Fixed
Cloud connection could retry indefinitely with stale credentials.
Fixed
Numeric RFID card codes were misread.
Fixed
Firmware updates could fail when upgrading between certain versions.
0.14.5
March 11, 2026
Fixed
Fixed charge stop management to ensure OCPP sessions terminate correctly.
Improved
Improved compatibility with VAG Group vehicles (SKODA, ID3 e ID4) for compliance with current regulations.
Improved
Improved stability and reliability of the STM32 firmware update process.
Improved
Improved OCPP charging termination, now more robust by decoupling from the notification cycle.
0.14.4
January 20, 2026
Added
Display the charging state in the installer panel.
Improved
Smart charging: power slider in the installer panel.
Improved
General system stability and reliability improvements.
Improved
Overall operational and stability enhancements.
Fixed
Fixes in OCPP smart charging behavior.
Fixed
Fixed issues in system alarm management and retrieval.
0.14.1
December 18, 2025
Added
Target SoC exceeded indicator.
Added
Charge stop at a specific SoC.
Added
Emergency button status reporting.
Added
Slider element in the web server.
Added
Vehicle SoC reporting and protocol to the backend.
Added
The direct currentcharge method now returns the remaining time for bulk and full SoC.
Added
Direct method to restart the autossh service.
Added
IP mode configuration (public/private) for the 4G connection.
Improved
OCPP smart charging.
Improved
Performance improvements.
Improved
Wi-Fi module start-up.
Improved
HTTP server migration.
Fixed
Fixes to start-up configuration errors.
Fixed
Fixes to OCPP smart charging errors.
Fixed
Fixes to web server and hardware communication errors.
0.13.4
October 20, 2025
Added
Wi-Fi disable option in the installation panel.
Improved
Improved performance for DC parameter transmission.
Fixed
Fixed SPI lock-up.
Fixed
Bug in TimerHandler with n_connectors.
0.11.3
October 7, 2025
Added
Tag reporting.
Added
Integration of changes to reported properties.
Added
RFID calibration adjustment from the installation panel.
Added
Integration of the observed property from the shared library.
Added
Charge stop at a specific SoC.
Added
MAC-based charging whitelist.
Fixed
Bug in TimerHandler with n_connectors.
Fixed
Hotfix for the increase in sent messages.