import { OpenOptions } from "serialport";
export declare type SSPType = "nv10usb" | "nv9usb";
export declare type SSPOptions = {
    /**
     * 'npx @serialport/list' to get a list
     */
    device: string;
    /**
     * e.g. [1, 0, 1]
     */
    currencies: number[];
    /**
     * Default is 9600
     */
    baudRate?: OpenOptions["baudRate"];
    /**
     * Default is 8
     */
    dataBits?: OpenOptions["dataBits"];
    /**
     * Default is 2
     */
    stopbits?: OpenOptions["stopBits"];
    /**
     * Default is none
     */
    parity?: OpenOptions["parity"];
    /**
     * Default is 0
     */
    sspID?: number;
    /**
     * Default is 0x80
     */
    sequence?: number;
};