Black Box MD403A Data Carrier Detect DCD Control, ON/X-OFF Pacing Control, Load Factory Settings

Models: MD403A

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CHAPTER 4: AT Commands, S-Registers, and Result Codes

Command:

&Cn

Data Carrier Detect (DCD) Control

Values:

 

n=0 or 1

Default:

 

1

Description:

&C0

Forces the DCD circuit to be always high.

 

&C1

DCD goes high when the remote modem’s carrier

 

 

signal is detected, and goes low when the carrier

 

 

signal is not detected.

 

&C2

DCD drops briefly following disconnect, then goes

 

 

high again. Register S18 defines how long DCD

 

 

signal remains low after disconnect.

Command:

&En

X-ON/X-OFF Pacing Control

Values:

 

n=12 or 13

Default:

 

12

Description:

&E12

Disables X-ON/X-OFF pacing.

 

&E13

Enables X-ON/X-OFF pacing. (&K4 must also be

 

 

set.)

NOTE

&E13 has no effect if hardware control (&K3) is selected.

CAUTION

Do not enable pacing unless you need it. Some applications may not work if pacing is enabled.

Command:

&Fn

Load Factory Settings

Values:

 

n=0

Default:

 

None

Description:

&F0

Load factory settings as active configuration.

Command:

&Gn

V.22bis Guard Tone Control

Values:

 

n=0, 1, or 2

Default:

 

0

Description:

&G0

Disable guard tone.

 

&G1

Set guard tone to 550 Hz.

 

&G2

Set guard tone to 1800 Hz.

NOTE

The &G command is not used in North America.

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Black Box MD403A Data Carrier Detect DCD Control, ON/X-OFF Pacing Control, Load Factory Settings, 22bis Guard Tone Control

MD403A specifications

The Black Box MD403A is a powerful and versatile device widely recognized for its advanced technology and its ability to streamline data communication. Ideal for both personal and professional use, the MD403A is designed to cater to various environments, from small offices to larger enterprises.

One of the main features of the MD403A is its robust connectivity options. It supports multiple interfaces, including USB, HDMI, and Ethernet, allowing seamless integration with various devices such as computers, projectors, and IP networks. This flexibility makes it a popular choice for businesses that require reliable data transmission across different platforms.

The device is equipped with advanced signal processing capabilities that ensure high-quality data transfer. Utilizing cutting-edge technology, the MD403A minimizes signal loss, thereby enhancing performance and ensuring that the transmitted data remains intact. This feature is particularly crucial in scenarios where large amounts of data need to be transmitted quickly and without loss of quality.

Another significant characteristic of the Black Box MD403A is its user-friendly design. The interface is intuitive, making it easy for users of all technical abilities to navigate the system effortlessly. It typically comes with a straightforward setup process, minimizing downtime and allowing users to get up and running quickly.

The MD403A also boasts advanced security features. It employs multiple encryption protocols to safeguard sensitive information during transmission. With increased cybersecurity concerns, this feature is essential for businesses that handle confidential data, ensuring compliance with various regulatory requirements.

Additionally, the device supports various video resolutions, making it suitable for both standard and high-definition applications. This feature is particularly beneficial for users who want to deliver high-quality presentations or video content without compromising on clarity.

In terms of durability, the MD403A has a sturdy design that can withstand the rigors of daily use. Its compact form factor allows for easy portability, making it an ideal choice for professionals who are always on the move.

In summary, the Black Box MD403A combines advanced features, multiple connectivity options, robust security, and ease of use, making it an essential tool for modern communication needs. Its adaptability and performance make it a preferred choice for users seeking reliable data transfer solutions in diverse settings.