The "Shift" button on the DDJ-T1 acts as a modifier in the MIDI mapping. In the Enhanced Mapper (v1.2.18), Shift commands were hard-coded to secondary functions:
Disclaimer: This paper is a technical analysis for educational and archival purposes. Pioneer DJ is a trademark of Pioneer Corporation. Traktor is a trademark of Native Instruments. pioneer ddjt1 enhanced controller mapper v12 18 top
All channels are defined, including full control over 4-deck mixing and FX assignment. The "Shift" button on the DDJ-T1 acts as