export declare const CRC16_MODBUS_TABLE: Uint16Array<ArrayBuffer>;
export declare enum ModbusFunctionCode {
    READ_COILS = 1,
    READ_DISCRETE_INPUTS = 2,
    READ_HOLDING_REGISTERS = 3,
    READ_INPUT_REGISTERS = 4,
    WRITE_SINGLE_COIL = 5,
    WRITE_SINGLE_REGISTER = 6,
    WRITE_MULTIPLE_COILS = 15,
    WRITE_MULTIPLE_REGISTERS = 16,
    REPORT_SLAVE_ID = 17,
    READ_DEVICE_IDENTIFICATION = 43
}
export declare enum ModbusExceptionCode {
    ILLEGAL_FUNCTION = 1,
    ILLEGAL_DATA_ADDRESS = 2,
    ILLEGAL_DATA_VALUE = 3,
    SLAVE_DEVICE_FAILURE = 4,
    ACKNOWLEDGE = 5,
    SLAVE_DEVICE_BUSY = 6,
    MEMORY_PARITY_ERROR = 8,
    GATEWAY_PATH_UNAVAILABLE = 10,
    GATEWAY_TARGET_DEVICE_FAILED = 11
}
export declare const MODBUS_EXCEPTION_MESSAGES: Record<ModbusExceptionCode, string>;