how to use UCC on mpc8306/9 ,is there any stack to speed up the development of PROFIBUS with the processor?
For UCC usage please look "QUICC Engine Block with Protocol Interworking - Reference Manual"
http://cache.freescale.com/files/netcomm/doc/ref_manual/QEIWRM.pdf
For PROFIBUS please look Chapter 18 of this document, and application note AN4877
http://cache.freescale.com/files/32bit/doc/app_note/AN4877.pdf