export default abstract class I2CPromisifiedBus {
    protected _busNumber: number;
    constructor(busNumber: number);
    protected abstract setup(): void;
    abstract close(): Promise<void>;
    abstract readByte(addr: number, cmd: number, romiMode?: boolean): Promise<number>;
    abstract readWord(addr: number, cmd: number, romiMode?: boolean): Promise<number>;
    abstract writeByte(addr: number, cmd: number, byte: number): Promise<void>;
    abstract writeWord(addr: number, cmd: number, word: number): Promise<void>;
    abstract sendByte(addr: number, cmd: number): Promise<void>;
    abstract receiveByte(addr: number): Promise<number>;
}