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Altera_Forum's avatar
Altera_Forum
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18 years ago

how to define a float data,in nios ide

i need to define a float data , which it is 16 bits , how can i define it , when i try float a; then my results usually be odd. too big or too small , not the data i want to get . so i think ther...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

because i have a fft code that run on int data , but i want to operat with floating data ,so i must change the data type , the int data it defined by alt_16, but in C, if i define a data in float ,it is 32 bit , so the number of bit is different ,, ........when i do so , the result of floating data is not what i want , so i thought the problem may be come from the definition .. whether i am wrong.