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Features

WARP Charger and Energy Manager report the respectively supported features on the topic info/features. Using the features, it is possible for an application to use the API in such a way that it is compatible with all versions and variants of the WARP Charger. Feature requirements are noted on API topics in the reference. The following features can be offered:

evse Charge Controller​

A charge controller is available. This feature should be present on all WARP Chargers whose hardware is functional.

cp_disconnect Control Pilot Disconnect​

The charge controller can interrupt the Control Pilot signal.

phase_switch Phase Switch​

Hardware and configuration allow manual phase switching with the API power_manager/external_control_update.

button_configuration Button Configuration​

The behavior of the button on the front of the charger can be reconfigured. With WARP1 this is not possible, as the button and the key switch cannot be distinguished from each other.

ethernet Ethernet​

An ESP Ethernet Brick is installed. A LAN connection is possible.

meters Energy Meters​

Values could be successfully read from at least one energy meter.

nfc NFC Bricklet​

An NFC bricklet was found. Authorization via NFC is possible.

rtc Real Time Clock​

An RTC bricklet or the RTC chip of a WARP3 or an Energy Manager was found. The system time is retained across restarts even without network time synchronization.

iso15118 ISO 15118​

The charger supports communication with the vehicle according to ISO 15118.

front_panel Front Panel Display​

A front panel display (WARP Energy Manager 2.0) can be controlled.

rgb_led RGB LED​

The charger has an RGB status LED (WARP3 or newer).

evse_gp_output General Purpose Output​

The charge controller has a switchable general purpose output.

energy_manager Energy Manager​

An Energy Manager is available.

firmware_update Firmware Update​

The running firmware is signed and an update URL is configured, so that new firmware versions can be searched for.

meter (deprecated API) Energy Meter​

An energy meter and hardware for reading it via RS485 is available. This feature is only set when an energy meter has been successfully read via Modbus at least once.

meter_phases (deprecated API) Energy Meter Measures by Phase​

The installed energy meter can measure energy and other measurement values of individual phases.

meter_all_values (deprecated API) Energy Meter Measures Additional Values​

The installed energy meter can read additional measurement values.