True with on correction, they can *generate code* that "can be made to
output=20
anything you want in response to an input stream". In Carlos case, this
can be used compile off line the rules from a rule oriented language he
defines to the actual run time representation (either code or data).

Tal

> -----Original Message-----
> From: pic microcontroller discussion list=20
> [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Ofer Saferman
> Sent: Wednesday, May 28, 2003 11:11 AM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [PIC]: Parser
>=20
>=20
> Hi,
>=20
> Lex and Yacc are general parsers and can be made to output=20
> anything you want in response to an input stream. I think=20
> there is a version for Windows that works in DOS console=20
> mode. Try maybe simtelnet.
>=20
> *********** REPLY SEPARATOR  ***********
>=20
> On 28/05/2003 at 10:41 Spehro Pefhany wrote:
>=20
> >At 04:28 PM 5/28/2003 +0200, you wrote:
> >>Hello:
> >>
> >>I want to implement a 'action table' stored in eeprom. PIC=20
> reads the=20
> >>table in order to execute 'actions'. Example of an action:=20
> If ((Var1 &=20
> >>Var2)&(Var3<0x0C)) Then DoSomething.
> >>
> >>=BFSomeone knows where could I find a Lex&Yacc to do a parser=20
> for PIC18?
> >
> >Lex and Yacc (bison, flex, PCCS, etc.) just output vanilla C=20
> code, but=20
> >it's not likely to be ideal for microcontrollers.
> >
> >Best regards,
> >
> >Spehro Pefhany --"it's the network..."            "The Journey is the
> >reward"
> >speff@interlog.com             Info for manufacturers:
> >http://www.trexon.com
> >Embedded software/hardware/analog  Info for designers:=20
> >http://www.speff.com
> >
> >--
> >http://www.piclist.com hint: The list server can filter out=20
> subtopics=20
> >(like ads or off topics) for you. See http://www.piclist.com/#topics
>=20
>=20
> ~~~~~~~~~~~oOo~~~~~~~~~~~
> Ofer Safeman, M. Sc.
> Senior Design Engineer
>=20
> Paragon Communications
> 6 Pal-Yam
> Haifa, 33095
> ISRAEL
> Phone: +972-4-8642775
> Fax: +972-4-8642737
> E-Mail: ofer@paragoncommtech.com
>=20
> --
> http://www.piclist.com hint: The list server can filter out=20
> subtopics (like ads or off topics) for you. See=20
http://www.piclist.com/#topics

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