The Texas Instruments AR7 or TI-AR7 is a fully integrated single-chip

ADSL Asymmetric digital subscriber line (ADSL) is a type of digital subscriber line (DSL) technology, a data communications technology that enables faster data transmission over Copper wire, copper telephone lines than a conventional voiceband modem ...

CPE access router solution. The AR7 combines a

MIPS32 MIPS (Microprocessor without Interlocked Pipelined Stages) is a family of reduced instruction set computer (RISC) instruction set architectures (ISA)Price, Charles (September 1995). ''MIPS IV Instruction Set'' (Revision 3.2), MIPS Technologies, ...

processor, a

DSP DSP may refer to: Computing * Digital signal processing, the mathematical manipulation of an information signal * Digital signal processor, a microprocessor designed for digital signal processing * Dynamic Reconfiguration port * Yamaha DSP-1 ...

-based digital transceiver, and an ADSL analog front end.

Ownership history

In 2007, TI sold its DSL business to Infineon. In 2009,

Infineon Technologies Infineon Semiconductor solutions is the largest microcontroller manufacturer in the world, as well as Germany's largest semiconductor manufacturer. It is also the leading automotive semiconductor manufacturer globally. Infineon had roughly 58,0 ...

spins off its wireline division to

Lantiq Lantiq was a Germany-based fabless semiconductor company of approximately 1,000 people formed via a spin-out from Infineon Technologies. The company was purchased in 2015 by Intel for $345M. Corporate history On 7 July 2009 Infineon Technologies ...

. On November 6, 2009, Lantiq announced that it became a standalone company.

Features

* Integrated high performance MIPS 4KEc 32-Bit RISC processor *

PHY In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer: the layer most closely associated with the physical connection between devices. The physical layer provides an electrical, mechani ...

subsystem based on TI C62x

, with integrated transceiver,

codec A codec is a computer hardware or software component that encodes or decodes a data stream or signal. ''Codec'' is a portmanteau of coder/decoder. In electronic communications, an endec is a device that acts as both an encoder and a decoder o ...

, line driver, and line receiver * Hardware accelerated ATM Segmentation and Reassembly (SAR) * Integrated

IEEE 802.3 IEEE 802.3 is a working group and a collection of standards defining the physical layer and data link layer's media access control (MAC) of wired Ethernet. The standards are produced by the working group of the Institute of Electrical and Electro ...

PHY * Two IEEE 802.3

MAC Mac or MAC may refer to: Common meanings * Mac (computer), a line of personal computers made by Apple Inc. * Mackintosh, a raincoat made of rubberized cloth * Mac, a prefix to surnames derived from Gaelic languages * McIntosh (apple), a Canadi ...

s with integrated

Media Independent Interface The media-independent interface (MII) was originally defined as a standard interface to connect a Fast Ethernet (i.e., ) medium access control (MAC) block to a PHY chip. The MII is standardized by IEEE 802.3u and connects different types of ...

(MII) and

Quality of Service Quality of service (QoS) is the description or measurement of the overall performance of a service, such as a telephony or computer network, or a cloud computing service, particularly the performance seen by the users of the network. To quantitat ...

(QoS) * Integrated

USB Universal Serial Bus (USB) is an industry standard, developed by USB Implementers Forum (USB-IF), for digital data transmission and power delivery between many types of electronics. It specifies the architecture, in particular the physical ...

1.1 compliant transceiver (slave only) * Two VLYNQ interfaces for compatible high-speed expansion devices * Two 16c550 compatible

UART A universal asynchronous receiver-transmitter (UART ) is a peripheral device for asynchronous serial communication in which the data format and transmission speeds are configurable. It sends data bits one by one, from the least significant to ...

s * EJTAG,

GPIO A general-purpose input/output (GPIO) is an uncommitted digital signal pin on an integrated circuit or electronic circuit (e.g. MCUs/ MPUs) board that can be used as an input or output, or both, and is controllable by software. GPIOs have no p ...

and "Flexible Serial Interface" (FSER) interfaces * 4 KiB

PROM A promenade dance or prom is a formal dance party for graduating high school students at the end of the school year. Students participating in the prom will typically vote for a ''prom king'' and ''prom queen''. Other students may be honored ...

(0xBFC00000) and 4KiB

RAM Ram, ram, or RAM most commonly refers to: * A male sheep * Random-access memory, computer memory * Ram Trucks, US, since 2009 ** List of vehicles named Dodge Ram, trucks and vans ** Ram Pickup, produced by Ram Trucks Ram, ram, or RAM may also ref ...

(0x80000000) on the chip for

boot A boot is a type of footwear. Most boots mainly cover the foot and the ankle, while some also cover some part of the lower calf. Some boots extend up the leg, sometimes as far as the knee or even the hip. Most boots have a heel that is clearl ...

purposes * Physical package of a 324 BGA with 1.0-mm ball pitch

Options

Arcor-DSL Speed-Modem 50 Z - board - Texas Instruments TNETD7300GDU-1307

AR7DB * AR7RD * AR7WRD (TNETD7300GDU) is an AR7 option with an interface for

WiFi Wi-Fi () is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for Wireless LAN, local area networking of devices and Internet access, allowing nearby digital devices to exchange data by ...

card. * AR7VWI :

DSL Digital subscriber line (DSL; originally digital subscriber loop) is a family of technologies that are used to transmit digital data over telephone lines. In telecommunications marketing, the term DSL is widely understood to mean asymmetric di ...

VoIP Voice over Internet Protocol (VoIP), also known as IP telephony, is a set of technologies used primarily for voice communication sessions over Internet Protocol (IP) networks, such as the Internet. VoIP enables voice calls to be transmitted as ...

+ Wireless * AR7VW * AR7WI * AR7V : DSL + VoIP * The

Adam2 Disintegrin and metalloproteinase domain-containing protein 2 or Beta-fertilin is an enzyme that in humans is encoded by the ''ADAM2'' gene. Function This gene encodes a member of the ADAM (a disintegrin and metalloprotease domain) family. Me ...

bootloader A bootloader, also spelled as boot loader or called bootstrap loader, is a computer program that is responsible for booting a computer and booting an operating system. If it also provides an interactive menu with multiple boot choices then it's o ...

* The Pspboot

;Devices based on the Texas Instruments AR7 * Actiontec GT701 * Acorp W400G/W422G * Asus AAM6010EV : TNETD7300GDU, 2Mb FLASH, 8Mb SDRAM * AVM Fritz!Box * Aztech DSL-600E: 2Mb FLASH, 8Mb SDRAM * Aztech DSL600ER: 2Mb FLASH, 8Mb SDRAM, 88E6060 Switch * Aztech DSL600EW: 4Mb FLASH, 16Mb SDRAM, 88E6060 Switch, TNETW1130 * D-Link DSL-xxxT (like 300T) * D-Link DVA-G3342SB (DSL board only) * ECI B-FOCuS combo 352+, B-FOCuS Router 312+A * devolo dsl+ 1100 duo, dsl+ 1100 LAN * Efficient Networks, Inc / ENI SpeedStream 5100 * Huawei WA1003A * LevelOne FBR-1416A: 2Mb FLASH, 8Mb SDRAM, 88E6060 Switch * Linksys ADSL2MUE 4MB Flash, 16MB ram, USB + 1 Ethernet only * Linksys AG241 * Linksys WAG200Gv1 * Linksys WAG54Gv2 and v3 * Linksys WAG354Gv1, v2, and v2.1 * Linksys HG200 * Netgear DG834(G) (Version 1, 2, and 3 have AR7 Chipset; version 4 has Broadcom chipset) * Paradyne (

Zhone Technologies Zhone Technologies, Inc. was a computer networking company founded in 1999. In 2016 it merged with DASAN Networks, DASAN Network Solutions to form DZS. History Zhone Technologies was founded in September 1999 by former executives of Ascend Com ...

) Hotwire 6210-A2, 6211-A2, and 6381-A2 (OEM Asus AAM6010EV) * Pluscom AWR-7200 * Safecom SWART2-54125 * Shiro DSL805(E/EU/EW) * Siemens SX541 uses real-time OS (SOHO.BIN) and BRN Boot Loader from the Broad Net Technology, Inc. * Siemens SpeedStream 4100/4200/5620/SE567
Sitecom WL-108
* Surecom 9410SX-g * Solwise ADSL-SAR-600E/SAR600EW/SAR605EW * Sphairon Turbolink JDR454WB WLAN ADSL Modem (2548 937939) * T-Com Sinus 154 DSL SE * T-Com Sinus 154 DSL Basic SE * T-Com Sinus 154 DSL Basic 3 * T-Com Speedport W501V * T-Com Speedport W701V * TRENDnet TEW-435BRM v1 * Westell WireSpeed 2000 and ProLine 6100 * ZyXEL Prestige 660 Series ADSL 2+ Modem/Router - Prestige 660M-67 (Arcor-DSL Speed-Modem 50Z) * 3Com Officeconnect 3crwdr100x series 3Com 3rcwdr100x series ADSL firewall router ;Third-party firmware * RouterTech has released open source firmware. *

OpenWrt OpenWrt (from ''open wireless router'') is an open-source project for embedded operating systems based on Linux kernel, Linux, primarily used on Embedded system, embedded devices to Router (computing), route network traffic. The main components ...

has open source firmware in development, available for testing.OpenWrt Page on AR7 Firmware
* DGTeambr>

References

{{reflist

External links

www.lantiq.com – Lantiq XWAY™ AR7

linux-mips.org – AR7 wiki

ar7.wikispaces.com – AR7 wiki

wehavemorefun.de – Fritz!Box Wiki
Texas Instruments hardware MIPS architecture Digital subscriber line