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- Newsgroups: comp.dcom.modems
- Path: sparky!uunet!gatech!destroyer!cs.ubc.ca!unixg.ubc.ca!kakwa.ucs.ualberta.ca!acs.ucalgary.ca!clau
- From: clau@acs.ucalgary.ca (Christopher Lau)
- Subject: Re: Upgrading a ZyXEL 1496E to an E+
- Sender: news@acs.ucalgary.ca (USENET News System)
- Message-ID: <93Jan12.164210.37187@acs.ucalgary.ca>
- Date: Tue, 12 Jan 93 16:42:10 GMT
- References: <mckeeveb.726794358@sfu.ca>
- Nntp-Posting-Host: acs5.acs.ucalgary.ca
- Organization: The University of Calgary, Alberta, Canada
- Lines: 46
-
- mckeeveb@monashee.sfu.ca (Gumby - The unknown user) writes:
- > clau@acs.ucalgary.ca (Christopher Lau) writes:
- >
- > >All interesting stuff.. but none of you was listening carefully enough:
- > >The point I was trying to make was that even if a hardware upgrade ISN'T
- > >POSSIBLE (with/without great effort), since the DSPs are the things doing
- > >most of the work, can't some of the E+ features be implemented on an E??
- > >(I'm under the impression that even though the 68k parts are not running
- > >the same speed in E and E+ models, the TMS32025 DSPs ARE?) In this case,
- > >as long as the 68000 doesn't have to do much, we could probably even force
- > >an E to do 19200 (although I don't think it will have the horsepower to
- > >go up to 76800 with compression- I might be wrong, since an E is supposed to
- > >be able to go up to 57600 with compression when running in 16.8 mode).
- > >By the same reasoning, we SHOULD be able to put CELP on an E model as well.
- > >I don't need the thing to do v.fast (although it would be nice), but some
- > >of the so-called "advanced" features would be useful.
- >
- > Probably.
- >
- > Would anyone be interested in my posting a uuencoded, compressed version
- > of the 5.04 E-model ROMs DECRYPTED? (you can even read the help screens
- > in them)
- >
- > Yes, they play mean, nasty tricks on people by switching the address and
- > data lines around rather than just feeding them strait into the chip.
-
- Yep... Now that you have the decrypted ROMs, is it possible to find the bit
- of code that checks the type of modem in the EEPROM and just fill it with NOPs?
- That way, we can just plug in a set of E+ ROMs into an E, and bang! we have
- an E+ now!
-
-
-
- >
- > --
- > Rob McKeever VE7ICJ rmckeeve@sfu.ca mckeeveb@sfu.ca 604-291-0457
- > "Do you know what standards are? They're career paths for people who don't
- > want to work!" - John Parkinson, Ernst & Young at the BCDMA Conference '92
- > -*- Standard Disclaimers should be adequate -*-
-
- c4
- --
- Christopher Lau | Dammit Jim, I'm a doctor,
- The University of Calgary | not an engineer!
- Dept. of Electrical & Computer Engg. | Well, you're an engineer now..
- lau@enel.ucalgary.ca -OR- clau@acs.ucalgary.ca -OR- root@fusion.cuc.ab.ca
-