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Altera_Forum's avatar
Altera_Forum
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16 years ago

what is the circuit of 2^n -1

these is a problem for me,i need some help. how can i use verilog describe 2^n -1 the input interface is input[3:0] n; the output interface is output [15:0] result; i know can u...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

That is correct, you can use a small ROM as a lookup table based decoder. Just follow the ROM coding style in that link I posted. Keep in mind that this ROM will have a latency of one clock cycle.