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Altera_Forum
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11 years ago

input[12] bit width for dac in squre root calculation.

in a square root operation of 4sinwt using altfp_sqrt block . i have taken 32 bit input and 32 bit output and clock was system clock from pin 28. so program compiled succesfullt. now for showing it i...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

If you can afford to generate the square root 1 bit (of result) per clock (maybe 2 clocks at high clock rates), then the 'schoolboy' method works very well in binary and will probably use a lot less logic.

For 12 bit input I think you could just chain 6 subtract + conditional-mux blocks...