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Altera_Forum
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14 years ago

Binary to Binary coded deicmal help

Hi guys, I'm having trouble implementing a double dabble algorithm in verilog. These modules are supposed to produce 8bit BCD output from 5bit binary input. However, it seems like the binary ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

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I checked one example (dec 22 / hex 16, should give hex 22), and it was wrong.

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TENS|ONES|22

0000|0000|10110

0000|0101|10 (third shift) ones>4 so +3

0000|1000|10 (fourth shift)

0001|0001| (shift 5)

0010|0010|

It works. I didn't invent double dabble.