set data.last true only on last beat of last data burst
set data.last true only on last beat of last data burst

hanw/connectal,csail-csg/connectal,cambridgehackers/connectal,chenm001/connectal,hanw/connectal,csail-csg/connectal,chenm001/connectal,chenm001/connectal,chenm001/connectal,hanw/connectal,csail-csg/connectal,csail-csg/connectal,cambridgehackers/connectal,hanw/connectal,cambridgehackers/connectal,hanw/connectal,cambridgehackers/connectal,csail-csg/connectal,cambridgehackers/connectal,chenm001/connectal