Debugging through Android source code while running in device with lower SDK level than the target SDK -

Debugging through Android source code while running in device with lower SDK level than the target SDK -

i've been trying figure out how debug through android source code in cases device not running under target sdk lower api level.

here illustration clarify question:

target sdk: 19 device running sdk 16

when seek debug through android source code, attached source code belongs target sdk version (in case 19). can imagine source code not match running device sdk level (in case 16), it's impossible have real debugging session.

i have downloaded source code device running api version.

does know how attach right source code debugging sesion under sdk version lower target sdk version?

thanks in advance

android debugging sdk android-studio