mpc as a module?

i decided too use my triton for sequencing and use mpc as a module for drum sounds ,my question is how do i set the mpc too multi so that the triton midi channels and the mpc are on same channel , like i got a snare on track 1a and kick on track 2a on the mp i want the triton once i set it too ext to beable to record the snare and kick on the triton midi channell 1&2