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https://opencores.org/ocsvn/ima_adpcm_enc_dec/ima_adpcm_enc_dec/trunk
Subversion Repositories ima_adpcm_enc_dec
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/ima_adpcm_enc_dec
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Rev 2 → Rev 3
/trunk/doc/IMA ADPCM EncDec Core Specifications.pdf
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/trunk/verilog/rtl/ima_adpcm_enc.v
122,7 → 122,7
begin |
// set PCM sign bit and negate the calculated sample difference |
prePCM[3] <= 1'b1; |
sampDiff <= (~sampDiff) + 1; |
sampDiff <= (~sampDiff) + 20'd1; |
end |
else |
// clear the PCM sign bit |