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Discussion Groups

Discussion Groups | LPC2000 | RE: [lpc2100] MIPS at 60MHz

Discussion group dedicated to the Philips LPC2000 family of ARM MCUs

MIPS at 60MHz - Igor Janjatovic - Jan 5 3:31:00 2004

First, I want to say 'hello' to everybody since I'm new to this group and
since English is my second language forgive me for any mistakes contained in
this or future messages.

And I have a question... off course :)

I'm working on new design and it seems that LPC2124 is the perfect match for
it. For past 9 years I used Microchip PIC16 family of MCU's so I don't know
much about LPC family except what can be seen in Data Sheets, Errata Sheets
and LPC User Manual.

Anyway, I would like to know about processing power of LPC. How many MIPS
are delivered at 60MHz?

Happy New Year!

Greetings from Serbia,
Igor





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Re: [lpc2100] MIPS at 60MHz - Leon Heller - Jan 5 4:45:00 2004


----- Original Message -----
From: "Igor Janjatovic" <>
To: <>
Sent: Monday, January 05, 2004 8:31 AM
Subject: [lpc2100] MIPS at 60MHz > First, I want to say 'hello' to everybody since I'm new to this group and
> since English is my second language forgive me for any mistakes contained
in
> this or future messages.
>
> And I have a question... off course :)
>
> I'm working on new design and it seems that LPC2124 is the perfect match
for
> it. For past 9 years I used Microchip PIC16 family of MCU's so I don't
know
> much about LPC family except what can be seen in Data Sheets, Errata
Sheets
> and LPC User Manual.
>
> Anyway, I would like to know about processing power of LPC. How many MIPS
> are delivered at 60MHz?

Philips claims 54 MIPS at 60 MHz.

Leon
--
Leon Heller, G1HSM
Email:
My low-cost Philips LPC210x ARM development system:
http://www.geocities.com/leon_heller/lpc2104.html





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RE: [lpc2100] MIPS at 60MHz - Paul Curtis - Jan 5 4:50:00 2004

Leon,

> > Anyway, I would like to know about processing power of LPC.
> How many
> > MIPS are delivered at 60MHz?
>
> Philips claims 54 MIPS at 60 MHz.

Yeah, but only in straightline code, I bet.

--
Paul Curtis, Rowley Associates Ltd http://www.rowley.co.uk
CrossWorks for MSP430 and ARM processors





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Re: [lpc2100] MIPS at 60MHz - Leon Heller - Jan 5 5:00:00 2004


----- Original Message -----
From: "Paul Curtis" <>
To: <>
Sent: Monday, January 05, 2004 9:50 AM
Subject: RE: [lpc2100] MIPS at 60MHz > Leon,
>
> > > Anyway, I would like to know about processing power of LPC.
> > How many
> > > MIPS are delivered at 60MHz?
> >
> > Philips claims 54 MIPS at 60 MHz.
>
> Yeah, but only in straightline code, I bet.

They don't say how they determined that value.

MIP - Meaningless Indicator of Performance. 8-)

Leon
--
Leon Heller, G1HSM
Email:
My low-cost Philips LPC210x ARM development system:
http://www.geocities.com/leon_heller/lpc2104.html





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RE: [lpc2100] MIPS at 60MHz - Paul Curtis - Jan 5 5:20:00 2004

Leon,

> > Leon,
> >
> > > > Anyway, I would like to know about processing power of LPC.
> > > How many
> > > > MIPS are delivered at 60MHz?
> > >
> > > Philips claims 54 MIPS at 60 MHz.
> >
> > Yeah, but only in straightline code, I bet.
>
> They don't say how they determined that value.
>
> MIP - Meaningless Indicator of Performance. 8-)

I'm sure it's the same style of benchmark as the 0-60 time of certain
high-performance cars. For instance an XJ220 goes really quickly in a
straight line (high MIPS rating), but doesn't do too well when it comes
to going around corners, the automotive equivalent of taking a branch...

--
Paul Curtis, Rowley Associates Ltd http://www.rowley.co.uk
CrossWorks for MSP430 and ARM processors





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