After dialing their local Internet service provider , the user could “call out” at high speed to services around the world, so the need for long-distance data calls was generally eliminated. An effort was started to move into the market for ADSL and cable modems , but this was a multi-year effort during a period when USR increasingly took over the market. This can be useful for running a bulletin board, having your computer waiting for you to call from a remote location or zapping a crank caller with a carrier signal they don’t expect. I did want to mention that this modem may not be for you. The widespread introduction of ADSL and cable modems in the mids repeatedly drove the company in Chapter 11 protection before being liquidated in Modem is new in open box. The commands usually have parameters which are sent along with the command.

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Hayes left the Georgia Institute of Technology in the mids to work at samrtmodem early data communications company, National Data Corp, a company that handled electronic money transfers and credit card authorizations.

We are a retired couple whom enjoy searching out estate sale treasures and passing them on the final user or collector. Connection Type see all. As the modem market expanded, competitors quickly copied the Hayse command set and often the Hayes industrial design as well.

Hayes Smartmodem

However Express 96 both was late to market and lacked error correctionmaking it far less attractive than its competition.


Soon there were literally hundreds of similar models on the market, and Rockwell’s competitors also rushed in with similar chipsets of their own. Aftermodems increasingly became a commodity item. Includes power cord and phone cord. There are too many commands to discuss, but the most important commands are: The name referred to the way the modems could “ping-pong” the single high-speed link between the two ends on demand, in a fashion similar to the USR and Telebit protocols.

I have been successful, and the task is done.

In they merged with Access Beyonda builder of ISP rack-mount modems and terminal serversand changed the company name again, this time to Hayes Communications. At that price point, Hayes could build a “Cadillac of modems”, using high-quality components, an extruded aluminum case, and an acrylic front panel with a number of LED indicators.

In fact, there were very few pins that were guaranteed to work on all computers, mostly the data in and out, “ready” indications that said whether the modem or computer was operational, and sometimes flow-control pins.

Review – Hayes Smartmodem

It is flash upgradable to 56k. The first of these, v. How smart is it? Show only see all. Hayes Series Accura V. There are even pseudo-programs to show you how to do control the modem from your computer. This was not simple unless the modem “knew” what data were initially being sent, allowing it to time the bits and thereby guess the speed.

Review – Hayes Smartmodem 1200

You must write the programs to control it or to send it commands, if you want to control it automatically. In addition the HS is very “smart,” hence its name.


Please provide a valid price range. Don’t be frightened away, because this is where we discuss the documentation. The market grew rapidly in the mids, and as the Smartmodem was the only truly “universal” modem on the market, Hayes grew to take over much of the market. The samrtmodem usually have parameters which are sent along with the command.

I don’t have equipment to test. The HS has an internal Z8 not Z80 microprocessor. When they moved to the Smartmodemthey simply extended the set further, using the same syntax.

Another smadtmodem the original Smartmodem with the later V-Series modems, reversing the introduction dates and features. This modem can be given commands and will answer you with either English replies or numbers. Any problems will be handled in a professional and timely manner via their customer service line.

Hayes Microcomputer Products

From Wikipedia, the free encyclopedia. Within 2 miles 5 miles 10 miles 15 miles 20 miles 50 miles 75 miles miles miles 12000 miles miles miles miles miles of. I’ll address the above question by first describing what is behind the intelligence of this modem. Today almost all modems use a variant of the Hayes command set.