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Altera_Forum
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9 years ago

Representing only a set of bits in a binary number

Hello, I need a clarification regarding this topic. I have a binary number, say "00000011111111100......" and I need to write a VHDL code such that it calculates the number of 0s and 1s for a...
Altera_Forum's avatar
Altera_Forum
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9 years ago

The problem here is that you're thinking like a software programmer, not hardware designer. In your code you are running a 10 iteration loop whenever enable_i is '1' (what is cnt_s?) you are updating a signal, which only gets assigned on the last iteration of the loop.

Why do you have a loop at all? if the data is serial, you need memory from one clock to another, not all within the same clock. I suggest going back to your digital logic textbook...