import I2CPromisifiedBus from "./i2c-connection";
/**
 * Implementation of a sequential I2C communication channel
 */
export default class QueuedI2CBus {
    private _bus;
    private _queue;
    constructor(bus: I2CPromisifiedBus);
    get rawBus(): I2CPromisifiedBus;
    readByte(addr: number, cmd: number, romiMode?: boolean): Promise<number>;
    readWord(addr: number, cmd: number, romiMode?: boolean): Promise<number>;
    writeByte(addr: number, cmd: number, byte: number, delayMs?: number): Promise<void>;
    writeWord(addr: number, cmd: number, word: number, delayMs?: number): Promise<void>;
    getNewAddressedHandle(addr: number, romiMode?: boolean): QueuedI2CHandle;
}
/**
 * Helper class to handle reads/writes to a specific address on a bus
 */
export declare class QueuedI2CHandle {
    private _queuedBus;
    private _address;
    private _romiMode;
    constructor(bus: QueuedI2CBus, addr: number, romiMode?: boolean);
    readByte(cmd: number): Promise<number>;
    readWord(cmd: number): Promise<number>;
    writeByte(cmd: number, byte: number, delayMs?: number): Promise<void>;
    writeWord(cmd: number, word: number, delayMs?: number): Promise<void>;
}