Free DCC tools

Handy decoder calculators — right in your browser, no install.

CV29 calculator

Set the options; CV29 is computed instantly. Or enter a CV29 value to decode it.

Reverse direction (bit 0) 28/128 speed steps (instead of 14) (bit 1) Analog allowed (bit 2) RailCom on (bit 3) Use speed table (CV25) (bit 4) Long address (CV17/CV18) (bit 5)

CV29 value: 2

Decode

Long address → CV17 / CV18

Enter a loco address. 1–127 is the short address (CV1); 128–10239 is a long address (CV17/CV18 + CV29 bit).

Loco address (1–10239)

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