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I've seen everything..

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  • 21-08-2005 11:20pm
    #1
    Moderators, Recreation & Hobbies Moderators, Science, Health & Environment Moderators, Technology & Internet Moderators Posts: 91,692 Mod ✭✭✭✭


    http://www.microprocessor.sscc.ru/great/s1.html
    An example of this microprocessor is a small PC board called the BASIC Stamp, consisting of 2 ICs - an 18-pin PIC 16C56 CPU (with a BASIC interpreter in 512 word ROM (yes, 512)) and 8-pin 256 byte serial EEPROM (also made by Microchip) on an I/O port where user programs (about 80 tokenized lines of BASIC) are stored.

    Ok a Basic interpreter in 512 Bytes is small but.. it has an easter egg too :eek:
    http://www.eeggs.com/items/27494.html


Comments

  • Registered Users Posts: 21,264 ✭✭✭✭Hobbes


    Says 512 words not bytes. But doesn't say what size a word is for that processor. At a guess though looks like a byte.


  • Registered Users Posts: 304 ✭✭PhantomBeaker


    " The PIC 16x is an interesting look at an 8 bit design made with slightly newer design techniques than other 8 bit CPUs in this list - around 1978 by General Instruments (the 1650, a successor to the more general 1600). It lost out to more popular CPUs and was later sold to Microchip Technology, which still sells it for small embedded applications. An example... " (the rest is quoted above)

    From that it's almost definately an 8-bit word... given that they're talking about 8-bit cpus in the same breath.

    P.B.


  • Registered Users Posts: 1,726 ✭✭✭gerryk


    Not necessarily... when referring to an 8 bit processor, the 8 bits is the instruction word length, but when referring to storage, it's the length of a data word... i.e. how much can be shifted in one cycle or the size of a register.


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