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02/15/01 09:00
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#9340 - The FASTEST !
Hi Patrick,

seems, you have ignored my last postings :-)

Yes, it need more SRAM.
But you can exchange the dimensions to save SRAM:
12.800 Bytes -> 4.096 Bytes.

Again my example:

#include "types.h"

uchar xdata member_array[16][256] _at_ 0x0000;

#define array_byte(m, n) (*((uchar xdata *) (m | 256 * (uint)n)))

test()
{
uchar i;
i = array_byte( 48, 14 );
array_byte( 49, 15 ) = 0xFF;
}



Peter


List of 30 messages in thread
TopicAuthorDate
use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
<types.h> invisible !            01/01/70 00:00      
RE: <types.h> invisible !            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
RE: use of multiply in large data arrays            01/01/70 00:00      
The FASTEST !            01/01/70 00:00      
RE: The FASTEST !            01/01/70 00:00      
Work the problem backwards            01/01/70 00:00      

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