=========================================================
=         DAQfast Modbus Library for Linux              =
=                              DAQ-LIBMB-LNX Ver.1.70   =
=                                    CONTEC Co., Ltd.   =
=========================================================



- Contents
===========
 Introduction
 Installation
 The history of version-up


- Introduction
===============
  Thank you for purchasing this product.

  DAQ-LIBMB-LNX is a library for Modbus communication on a Linux PC.
  The free software library "libmodbus" is used as a library for Modbus communication.

  This Readme contains supplementary explanations.
  Please refer to the Online Help (daq-libmb-lnx.htm) for how to use it.


- Installation
==============
  For the installation procedure of the device driver and the development environment (sample programs, etc.),
  refer to the following help file after extracting the download file.
      contec\daq-libmb-lnx\help\en\daq-libmb-lnx.htm


- Career at version up
=======================
 Ver.1.70  (2023/03)
 ----------------------------------------
  - Add confirmation distribution
    - Red Hat Enterprise Linux 8.6 (x86_64)
    - Red Hat Enterprise Linux 8.4 (x86_64)
    - Ubuntu 22.04.2 LTS (x86_64)
    - Raspberry Pi OS (64-bit) February 2023
    - Raspberry Pi OS (32-bit) February 2023
    - Raspberry Pi OS (Legacy) (32-bit) February 2023

 Ver.1.60  (2023/01)
 ----------------------------------------
  - Add confirmation distribution (DX-U1220, DX-U1220P1)
    - Ubuntu 20.04.4 LTS (64-bit)  Kernel 5.10.104-tegra (aarch64)
    - Ubuntu 18.04.6 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)
  - Add confirmation distribution (DX-U1200, DX-U1200P1, DX-U1210)
    - Ubuntu 20.04.4 LTS (64-bit)  Kernel 5.10.104-tegra (aarch64)
    - Ubuntu 18.04.6 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)
  - Add confirmation distribution (DX-U1100, DX-U1100P1)
    - Ubuntu 18.04.6 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)

 Ver.1.50  (2022/11)
 ----------------------------------------
  - Add support development language
    Support language: Python 3.11
  - Update used library
    Library used:     libmodbus v3.1.7

 Ver.1.40  (2022/07)
 ----------------------------------------
  - Add confirmation distribution
    - Red Hat Enterprise Linux 9.0 (x86_64)
    - Ubuntu 22.04 LTS (x86_64)
    - Raspberry Pi OS (64-bit) April 2022
    - Raspberry Pi OS (32-bit) April 2022

 Ver.1.30  (2022/05)
 ----------------------------------------
  - Add confirmation distribution (DX-U1100, DX-U1100P1)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.201-tegra (aarch64)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)
  - Add confirmation distribution (DX-U1200, DX-U1200P1, DX-U1210)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.140-tegra (aarch64)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.201-tegra (aarch64)
    - Ubuntu 18.04.5 LTS (64-bit)  Kernel 4.9.253-tegra (aarch64)

 Ver.1.20  (2022/03)
 ----------------------------------------
  - Add confirmation distribution (Raspberry Pi)
    - Raspberry Pi OS (64-bit) January 2022
    - Raspberry Pi OS (32-bit) January 2022
    - Raspberry Pi OS (Legacy) (32-bit) January 2022

 Ver.1.10  (2021/12)
 ----------------------------------------
  - Add support development language
    Support language: Python 3.10
  - Changed to load the shared library with ctypes.CDLL () because the system errno may not be obtained in Python

 Ver.1.00  (2021/08)
 ----------------------------------------
  - First release