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Re: [lpc2000] RISC vs CISC

2006-03-21 by Xtian Xultz

Em Ter 21 Mar 2006 10:58, malhotra_umang@... escreveu:
> Hi friends..
>   I have a few more questions..
>
> 1. Differences between SPI and I2C serial interfaces .

I2C - Multiple devices on one bus, SPI - one device and one master 
I2C - Only two signals (data & clock), SPI - three signals (but in some 
situations can be only two)
I2C - Not so fast, SPI - a little bit more fast
I2C - Not so easy protocol, SPI - very easy protocol (I made a SPI port in 
firmware because I needed to interface two SPI devices in one LPC2106)

> 2. what is pipelining in embedded

Take a look at "Insiders Guide to LPC2106

> 3. what is difference b/w harward and von-newman architectures.

Damn, search for a book.

> 4. RISC vs CISC

Are you kidding?

> 5. Interrupt latency...

I'm tired.

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