import { GPIOPort, OperationError, InvalidAccessError, requestGPIOAccess } from "node-web-gpio";
export { OperationError, InvalidAccessError, requestGPIOAccess };
export declare type GPIOValue = 0 | 1;
export declare class GPIO extends GPIOPort {
    read(): Promise<GPIOValue>;
    write(value: GPIOValue): Promise<void>;
}
export declare function gpio(pin: number): GPIO;
export default gpio;