3.6.0

• Fixing charging current limit slider errors in Home Assistant
• Fixing potential stability issue due to wrong data type
• Adding stand-by control

3.5.0

• Improving Home Assistant integration
• Fixing deprecation warnings in Home Assistant
• Updating libraries (eModbus, ESPAsyncWebServer and ArduinoJSON)

Tip

To install this update, open the web interface of your HeidelBridge: [HeidelBridgeIPAddress]/update.
Then choose and install the new firmware-*.bin file.

3.4.0

• Adding support for LILYGO TCAN485 boards.

Tip

To install this update, open the web interface of your HeidelBridge: [HeidelBridgeIPAddress]/update.
Then choose and install the new firmware-*.bin file.

3.3.0

• Adding a new MQTT command topic to disable charging.
• Adding new topic to Home Assistant.

Tip

To install this update, open the web interface of your HeidelBridge: [HeidelBridgeIPAddress]/update.
Then choose and install the new firmware.bin file.

3.2.0

Internal communication changes for evcc 204.5 compatibility.

Tip

To install this update, open the web interface of your HeidelBridge: [HeidelBridgeIPAddress]/update.
Then choose and install the new firmware.bin file.

3.1.2

This release contains multiple stability fixes:

• Fixing incorrect memory management
• Fixing a bug in the string handling
• Fixing a potential infinite loop

Tip

To install this update, open the web interface of your HeidelBridge: [HeidelBridgeIPAddress]/update.
Then choose and install the new firmware.bin file.

3.1.1

Fixing Daheimladen register number for currents (5 -> 6). This also fixes the error shown in evcc,

3.1.0

This release includes the following changes:

• Increased ModbusTCP timeout to fix evcc EOF timeout error
• Updating several dependencies for increased stability and performance

3.0.0

This is the 3.0.0 major release of HeidelBridge. The new features include:

• Set up your HeidelBridge without the need to compile anything. Just use the Web Flasher to install HeidelBridge on your ESP32.
• Easy first time setup with the built in web server and captive portal.
• OTA (Over The Air) updates without physical access to the device.
• Change the configuration via the web interface without modifying any code.

3.0.0 Beta 1

This is the first preview release of HeidelBridge 3.0.

⚠️ IT MAY BE UNSTABLE AND IS NOT SUITED FOR PRODUCTIVE USE!

New features:

• Integrated web server with REST API
• Provisioning and configuration via web interface
• No need to compile the source code yourself
• Easy OTA (Over The Air) updates

Changes Since Alpha 1

• Fixed wrong default MQTT port (1833 -> 1883)
• Fixed cyclic device restart after 5 minutes
• Fixed MQTT port not being correctly transferred via REST API

⚠️ For testing purposes this firmware build uses only the dummy wallbox implementation.