/**
 * U2D2 USB to TTL connection handler (ES Module version)
 * Manages USB communication with DYNAMIXEL devices through U2D2
 */
export class U2D2Connection extends EventEmitter<[never]> {
    /**
     * List available USB devices
     * @returns {Array} - Array of USB devices
     */
    static listUSBDevices(): any[];
    /**
     * Get system information
     * @returns {Object} - System information
     */
    static getSystemInfo(): Object;
    /**
     * Perform USB diagnostics
     * @returns {Object} - Diagnostic results
     */
    static performUSBDiagnostics(): Object;
    constructor(options?: {});
    device: any;
    interface: any;
    endpoint: any;
    timeout: any;
    isConnected: boolean;
    receiveBuffer: Buffer<ArrayBuffer>;
    /**
     * Find and connect to U2D2 device
     * @returns {Promise<boolean>} - Success status
     */
    connect(): Promise<boolean>;
    inEndpoint: any;
    outEndpoint: any;
    /**
     * Disconnect from U2D2 device
     */
    disconnect(): Promise<void>;
    /**
     * Start receiving data from the device
     */
    startReceiving(): void;
    /**
     * Process received data buffer
     */
    processReceiveBuffer(): void;
    /**
     * Send data to the device
     * @param {Buffer|Array} data - Data to send
     */
    send(data: Buffer | any[]): Promise<any>;
    /**
     * Send packet and wait for response
     * @param {Buffer} packet - Packet to send
     * @param {number} expectedId - Expected device ID in response
     * @param {number} timeout - Timeout in milliseconds
     * @returns {Promise<Buffer>} - Response packet
     */
    sendAndWaitForResponse(packet: Buffer, expectedId?: number, timeout?: number): Promise<Buffer>;
    /**
     * Ping a device
     * @param {number} id - Device ID
     * @param {number} timeout - Timeout in milliseconds
     * @returns {Promise<Object>} - Ping response
     */
    ping(id: number, timeout?: number): Promise<Object>;
    /**
     * Discover devices on the bus
     * @param {Object} options - Discovery options
     * @returns {Promise<Array>} - Array of discovered devices
     */
    discoverDevices(options?: Object): Promise<any[]>;
    /**
     * Set baud rate (placeholder - U2D2 handles this automatically)
     * @param {number} baudRate - Baud rate
     */
    setBaudRate(baudRate: number): void;
    /**
     * Get current baud rate
     * @returns {number} - Current baud rate
     */
    getBaudRate(): number;
    /**
     * Get connection status
     * @returns {boolean} - Connection status
     */
    getConnectionStatus(): boolean;
}
import { EventEmitter } from 'events';