import { AddressBus, Audio, CPU, CPUTimer, Display, GameCartridge, Joypad } from './index';
export declare class System {
    private _audio;
    private _cpu;
    private _cpuTimer;
    private _dmaHandler;
    private _memory;
    private _display;
    private _joypad;
    private _cartridge;
    constructor();
    loadBootRom(buffer: ArrayBuffer): void;
    loadGame(buffer: ArrayBuffer): void;
    reset(): void;
    tick(): void;
    readonly audio: Audio;
    readonly cpu: CPU;
    readonly cpuTimer: CPUTimer;
    readonly memory: AddressBus;
    readonly display: Display;
    readonly joypad: Joypad;
    readonly cartridge: GameCartridge;
}