URL https://opencores.org/ocsvn/ima_adpcm_enc_dec/ima_adpcm_enc_dec/trunk

Subversion Repositories ima_adpcm_enc_dec

[/] [ima_adpcm_enc_dec/] [trunk/] [verilog/] [rtl/] [ima_adpcm_enc.v] - Diff between revs 2 and 3

Rev 2	Rev 3
Line 120...	Line 120...
`// check the difference sign`	`// check the difference sign`
`if (sampDiff[19])`	`if (sampDiff[19])`
`begin`	`begin`
`// set PCM sign bit and negate the calculated sample difference`	`// set PCM sign bit and negate the calculated sample difference`
`prePCM[3] <= 1'b1;`	`prePCM[3] <= 1'b1;`
`sampDiff <= (~sampDiff) + 1;`	`sampDiff <= (~sampDiff) + 20'd1;`
`end`	`end`
`else`	`else`
`// clear the PCM sign bit`	`// clear the PCM sign bit`
`prePCM[3] <= 1'b0;`	`prePCM[3] <= 1'b0;`