import { CrossfireFrame } from "../frame";
import { UnsupportedOrInvalid } from "./unsupported-or-invalid";
export declare class Heartbeat {
    /** int16 - Origin Device address */
    originAddress: number;
    syncByte: number;
    constructor(
    /** int16 - Origin Device address */
    originAddress?: number, syncByte?: number);
    static get payloadSize(): number;
    get frameType(): 11;
    get crossfireFrame(): CrossfireFrame;
    static fromFrame(frame: CrossfireFrame): Heartbeat | UnsupportedOrInvalid;
}
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