/**
 * JSON output formatter for device profiler
 */
import type { RegisterType } from './read-tester.js';
import type { ScanResult } from './register-scanner.js';
/**
 * Options for JSON formatter
 */
export interface JSONFormatterOptions {
    /** Register type scanned */
    type: RegisterType;
    /** Start address of scan */
    startAddress: number;
    /** End address of scan */
    endAddress: number;
    /** Batch size used for scanning */
    batchSize: number;
    /** Connection port (serial or TCP) */
    port: string;
}
/**
 * Format scan results as JSON
 *
 * @param results - Array of scan results
 * @param options - Scan configuration metadata
 * @returns Formatted JSON string with 2-space indentation
 */
export declare function formatJSON(results: ReadonlyArray<ScanResult>, options: JSONFormatterOptions): string;
//# sourceMappingURL=json-formatter.d.ts.map