Re: Ti-89 Died

To: CALC-TI@LISTS.PPP.TI.COM
Subject: Re: Ti-89 Died
From: Tom Lake <tomlake@SLIC.COM>
Date: Wed, 4 Nov 1998 00:51:10 -0500
Organization: St. Lawrence Internet Connection
References: <19981103171353.26549.00003285@ng68.aol.com> <19981103200812.23636.00003380@ng14.aol.com> <363fe0b2.16036879@news.northcoast.com>
Reply-To: Tom Lake <tomlake@SLIC.COM>
Xref: paladin.american.edu bit.listserv.calc-ti:26242

>>Chip making = ROM burning.
>Wrong.
>>ROM is not a WORM device, as you seem to imply. WORM
>>devices are commonly encountered in CD-R drives, Write Once Read Many.
>So, what are you trying to say here?  That ROMS can not be read many
>times?  Yes they can. Are you saying they cannot be rewritten?  Yes,
>they can.

No, a true ROM cannot be rewritten.  the code is designed into the chip
itself.  PROM, EPROM or EEPROM can be rewritten but a real ROM comes from
manufacturing hardwired with its program.

Remember, the Flash rom in the newer TI's?  Or the older
>style PROMS which are erased with UV light shined in through a window,
>and programmed in a ROM burner.

They are NOT ROMS.

Tom Lake

Follow-Ups:

Re: Ti-89 Died

From: Tom <tomgREMOVE@NORTHCOAST.COM>

References:

Re: Ti-89 Died

From: SmithwickC <smithwickc@AOL.COM>

Re: Ti-89 Died

From: STL137 <stl137@AOL.COM>

Re: Ti-89 Died

From: Tom <tomgNOSPAM@NORTHCOAST.COM>