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ACRouter - Release Notes

Public changelog for stable releases.
For detailed development history, see CHANGELOG.md.



[1.2.0] - 2025-12-24

MQTT Integration & Home Assistant Support


What's New

MQTT Integration

  • Full MQTT client with auto-reconnect and Last Will & Testament
  • Hierarchical topic structure: acrouter/{device_id}/category/name
  • Real-time metrics publishing (configurable interval)
  • Remote control via MQTT commands
  • Configuration via MQTT topics

Home Assistant Auto-Discovery

  • Automatic entity creation in Home Assistant
  • All sensors: voltage, power (grid/solar/load), currents, dimmer level
  • Controls: mode selector, manual dimmer, emergency stop, reboot
  • Device grouping with firmware version info

Web UI MQTT Settings

  • New MQTT configuration page at /mqtt
  • Enable/disable toggle
  • Broker URL, credentials configuration
  • Device ID and name settings
  • Publish interval adjustment
  • Connection status indicator

Console Commands (13 new)

  • mqtt-status, mqtt-config - View status and configuration
  • mqtt-broker, mqtt-user, mqtt-pass - Connection settings
  • mqtt-device-id, mqtt-device-name - Device identification
  • mqtt-interval, mqtt-ha-discovery - Publishing options
  • mqtt-enable, mqtt-disable, mqtt-reconnect, mqtt-publish - Control

Documentation

  • Complete MQTT guide (English and Russian)
  • Home Assistant integration guide with examples
  • Dashboard and automation examples for HA



[1.1.0] - 2025-12-23

GitHub OTA Updates & ACS712 Calibration


What's New

OTA Updates from GitHub

  • Check for updates directly from GitHub Releases
  • One-click firmware update from web interface
  • Console commands: ota-check, ota-update-github, ota-rollback
  • Version comparison with changelog display

ACS712 Sensor Calibration

  • Calibrated ACS712-10A, ACS712-30A, ACS712-50A profiles
  • Automatic multiplier application at startup
  • Improved accuracy (±2% in linear range)

Web UI Enhancements

  • Firmware version in header
  • Footer with uptime, heap, and links
  • Dashboard visual improvements
  • Better mobile/tablet responsiveness



[1.0.0] - 2025-12-18

First stable release - Phase 1 complete


What's New

Solar Router Control

  • 6 operating modes: OFF, AUTO, ECO, OFFGRID, MANUAL, BOOST
  • Automatic power routing from solar to loads
  • Phase-angle AC dimming control (0-100%)
  • Real-time power measurement and control

Sensor Support

  • Voltage sensors: ZMPT101B, AC230V
  • Current sensors:
  • SCT-013 series: 5A, 10A, 20A, 30A, 50A, 60A, 80A, 100A
  • ACS712 series: 5A, 20A, 30A
  • Per-channel calibration (multiplier + offset)

Connectivity

  • WiFi support (AP + Station modes)
  • Web interface with REST API
  • WebSocket real-time updates
  • Serial console (20+ commands)
  • OTA firmware updates
  • NTP time synchronization

Configuration

  • Persistent configuration (NVS storage)
  • Hardware configuration manager
  • Sensor driver profiles
  • Web-based configuration interface


Documentation

  • English and Russian versions
  • Hardware setup guide
  • Command reference
  • API documentation
  • Sensor calibration guide
  • Router modes explained


System Requirements

  • ESP32 (dual-core, 240MHz)
  • ESP-IDF v5.x
  • 4MB Flash minimum


Known Limitations

  • No MQTT/Home Assistant integration
  • No historical data storage
  • No temperature sensors
  • Basic web UI (no charts)
  • No time-based scheduling



Upcoming Features (Phase 3)

Planned for future releases:

  • Time-based scheduling
  • Temperature sensors (DS18B20)
  • Historical data and analytics
  • Improved web UI with charts
  • Multi-load prioritization

Project: ACRouter on GitHub
Documentation: See docs/ folder
Support: GitHub Issues

← What is ACRouter? | Contents | Next: Overview →

[1.2.0] - 2025-12-24 [1.1.0] - 2025-12-23 [1.0.0] - 2025-12-18 Upcoming Features (Phase 3)