Re: [avr-gcc-list] Tables

[Bernard Fouché]

David VanHorn wrote:
>  
> How would I construct a lookup table of logarithms in program memory?
> I'll need the logarithm of N entries between 0 and 1, ex:  If N = 10, 
> then I need log(0), log(0.1), log(0.2) etc.
> I don't know what precision I'll need yet, but I'll need to be 
> adjusting N, so manually creating the table with a spreadsheet would 
> be one way, though icky.
> I'm hoping there's a way to have the compiler generate it for me?
>  
Why not write a small C program running on your desktop computer and 
producing a .h file with the data you need? Then you include this file 
when you are compiling for your avr target.