import { SerialPort } from 'serialport';
export type Connection = {
    end: () => Promise<void>;
    at: (cmd: string) => Promise<string[]>;
};
export declare const connect: ({ device, delimiter, atHostHexfile, progress, debug, warn, port, inactivityTimeoutInSeconds, onEnd, }: {
    device: string;
    atHostHexfile: string;
    delimiter?: string | undefined;
    progress?: ((...args: string[]) => void) | undefined;
    debug?: ((...args: string[]) => void) | undefined;
    warn?: ((...args: string[]) => void) | undefined;
    port?: SerialPort<import("@serialport/bindings-cpp").AutoDetectTypes> | undefined;
    inactivityTimeoutInSeconds?: number | undefined;
    onEnd?: ((port: SerialPort, timeout: boolean) => void) | undefined;
}) => Promise<{
    connection: Connection;
    deviceLog: string[];
    onData: (fn: (s: string) => void) => void;
}>;