The source code of ME-ContikiMAC a mac protocol based on ContikiMAC for mobile nodes, presented in "Wireless Medium Access Control under Mobility and Bursty Traffic Assumptions in WSN" and published at Springer MONET. The code is intended for Contiki 2.7 and the sky mote platform.
Replace the appropriate files. Open the Makefile and set the CONTIKI definition to your Contiki 2.7