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Re: [lpc2000] LPC2200 Application Note on SPI (AN10369)

2006-05-11 by Marko Pavlin (home)

wickedmonster2002 wrote:

> I am confused. What does #define SPIF (1<<7) mean? Everything else I
> understand.
>
1<<7 means 1 binary shifted left 7 places (bits). The result is 0x80 or 
8'th bit set to 1. It is equal to:

#define SPIF 0x80

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