Lucent Technologies Host-Based Controller Modem AT specifications Fpr

Models: Host-Based Controller Modem AT

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Host-Based Controller Modem

 

 

Data Addendum

 

AT Command Set

 

 

 

June 15, 1998

 

 

 

 

 

 

AT Fax Commands Reference (continued)

 

 

 

+FPR=<n>

 

Select Fax port rate

 

 

 

 

 

This command sets the DTE to DCE fax port rate.

 

 

 

 

 

 

 

 

 

 

 

 

DTE command

DCE action

Description or notes

 

•FPR

0

 

 

Execute •IPR

0

Select automatic rate detection

 

 

 

 

 

 

 

 

 

•FPR

1

 

 

Execute •IPR • 2400

Set DTE-DCE to 2400 bit/s

 

 

 

 

 

 

 

 

 

 

 

•FPR

2

 

 

Execute •IPR

4800

Set DTE-DCE rate to 4800 bit/s

 

 

 

 

 

 

 

 

 

 

 

•FPR

4

 

 

Execute •IPR

9600

Set DTE-DCE rate to 9600 bit/s

 

 

 

 

 

 

 

 

 

•FPR

8

 

 

Execute •IPR • 19 200

Set DTE-DCE rate to 19 200 bit/s

 

 

 

 

 

 

 

 

 

•FPR

10

 

 

Execute •IPR • 38 400

Set DTE-DCE rate to 38 400 bit/s

 

 

 

 

 

 

 

 

 

•FPR

18

 

 

Execute •IPR • 57 600

Set DTE-DCE rate to 57 600 bit/s

 

 

 

 

 

 

 

•FPR

? (if all values listed above

Report (0,1,2,4,8,10,18)

DCE supports 2400, 4800, 9600, 19 200,

 

are supported)

 

 

 

 

 

38 400

 

 

 

 

 

 

 

 

 

 

and 57 600 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IPR

0)

Report 0

 

 

DTE-DCE rate is automatically detected

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

2400)

Report 1

 

 

DTE-DCE rate is 2400 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

4800)

Report 2

 

 

DTE-DCE rate is 4800 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

9600)

Report 4

 

 

DTE-DCE rate is 9600 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

19 200)

Report 8

 

 

DTE-DCE rate is 19 200 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

38 400)

Report 10

 

 

DTE-DCE rate is 38 400 bit/s

 

 

 

 

 

 

 

 

 

•FPR? (if •IFC

57 600)

Report 18

 

 

DTE-DCE rate is 57 600 bit/s

 

 

 

 

 

 

 

•FPR? (all other •IPR settings)

Report 255

 

 

255 indicates invalid setting

 

 

 

 

 

 

 

 

 

 

 

 

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Lucent Technologies Inc.

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Lucent Technologies Host-Based Controller Modem AT specifications Fpr

Host-Based Controller Modem AT specifications

Lucent Technologies Host-Based Controller Modem AT represents a significant advancement in modem technology, particularly in the realm of telecommunications and data transmission. This modem, renowned for its efficiency and versatility, is characterized by a host-based architecture, which differentiates it from traditional modems that rely heavily on dedicated hardware.

One of the main features of the Lucent Technologies Host-Based Controller Modem AT is its ability to leverage the processing power of the host computer. By utilizing the host's CPU for data encoding and decoding tasks, the modem can reduce the need for specialized hardware components, allowing for a more cost-effective solution. This design not only facilitates lower manufacturing costs but also enhances the overall performance due to the utilization of the host's computational capabilities.

Another notable characteristic is its compliance with the AT command set, which standardizes communications between the modem and the host system. This ensures compatibility with a wide range of software applications and operating systems. The AT command set allows users to control modem functions easily, making it simpler to configure settings, initiate connections, and manage data transfer processes.

The modem also supports various communication protocols, such as V.90 and V.92, enabling high-speed data transmission over traditional telephone lines. With download speeds of up to 56 Kbps and upload speeds of up to 48 Kbps, the Lucent Technologies Host-Based Controller Modem AT is particularly suitable for Internet browsing, email, and other online activities demanding robust data throughput.

Additionally, the modem features built-in error correction and data compression protocols, such as V.42 and V.44, further enhancing the quality and speed of data transmission. These protocols help minimize the impact of line noise and ensure efficient use of bandwidth, leading to improved connection stability and data integrity.

In terms of connectivity, the Lucent Technologies Host-Based Controller Modem AT typically interfaces via a standard serial or USB port, making it compatible with most modern computers. Its compact design and ease of installation make it an appealing choice for both personal and professional use.

Overall, the Lucent Technologies Host-Based Controller Modem AT showcases significant innovation in modem technology, offering users a reliable and efficient solution for high-speed data communications. Its host-based architecture, adherence to the AT command set, and support for advanced communication protocols position it as a vital tool in the ever-evolving landscape of digital connectivity.