Appendix A: Upgrade System Firmware

Appendix A: Upgrade System Firmware

After a new version of firmware is released, you can download it from www.blackbox.com. After you download the firmware, follow the instructions listed below.

A.1 Upgrade Procedures

When you get a new software version, follow the sequences below to upgrade the LES301A.

1.To upgrade the firmware, connect a PC (Windows 95/98/NT/2000/XP) and the LES301A in the same TCP/IP network. Use a ping command or the SerialManager program to verify their availability.

2.Prepare the download tool and press any key to edit its configuration file: “dapdl.cfg.” The dapdl.cfg file is on the CD you received with your LES301A.

Figure A-1. Download screen.

3.Edit the "dapdl.cfg" file to fit your system’s needs. The content of the file looks like the following. Be sure to save the modifications after you make the change.

Remote_IP10.0.50.100

LoadU5001ap.hex

The first line identifies the IP address of the LES301A, and the second line identifies the firmware (.Hex file) name to be down- loaded.

4.Execute the utility program “download.bat” (it’s on the product CD).

5.Input the user name and password, and the new firmware will be downloaded.

Figure A-2. Input user name and password.

6. The LES301A will automatically restart each time the firmware is successfully downloaded.

LES301A user manual

724-746-5500 blackbox.com

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Black Box 1-Port 10/100 Device Server, RS-422, RS-232, RS-485 user manual Appendix a Upgrade System Firmware

RS-422, RS-485, 1-Port 10/100 Device Server, RS-232 specifications

The Black Box IC113C and IC175C are part of a series of versatile RS-485 interface converters designed to facilitate reliable data transmission over long distances. RS-485 is a standard defining the electrical characteristics of drivers and receivers for use in serial communications systems, and these specific Black Box converters exemplify the technology's adaptability and robustness.

The IC113C is an RS-485 to RS-232 converter, providing a seamless transition between these two common serial communication protocols. With a compact design, it boasts an operating temperature range of -40 to 85 degrees Celsius, making it suitable for harsh environmental conditions. Its key feature includes the ability to extend the communication distance up to 4,000 feet, which is ideal for industrial applications where devices may be far apart. Additionally, the IC113C includes built-in surge protection, ensuring that the device can withstand electrical noise and spikes, ultimately increasing the system's reliability.

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Both models employ differential signaling, which enhances noise immunity and allows for greater transmission distances compared to single-ended communication standards. Furthermore, the converters support multiple nodes on the same bus, accommodating a network of devices without requiring complex wiring schemes.

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