there are two problem and how to solve: (1)I have a function at common area, but i want to put it at special bank. in LX51 Misc controls input box as: bank1(?PR?TEST1?M8051W) there is error : IXREF bank1(?PR?TEST1?M8051W) *** ERROR L204: INVALID KEYWORD POS: 184 }, BANK3 {test5.obj} TO t1 BANKAREA (0X008000, 0X00FFFF) IXREF BANK1 ( Target not created (2)in uVision2 , the option selection in code bank number seem to always be locked at most bank 4 ,in despite of modifing the parameter B_NBANKS in L51IBANK.A51