import { Interface } from './binding';
declare class CP2102N {
    private intf;
    constructor(intf: Interface);
    getRaw(): Promise<number>;
    get(): Promise<Record<number, boolean>>;
    setRaw(state: number, mask: number): Promise<number>;
    set(state: Record<number, boolean>): Promise<Record<number, boolean>>;
    getSerialNumber(): Promise<string | undefined>;
    close(): void;
}
export declare function openInterface(path: string): Promise<CP2102N>;
export {};