Hi, my problem is I use with MC9S08AC128CFUE the bean IntFLASH, without a problem, now I tried to use the same program with a MC9S08AC60, and dont write and read the flash data that I try to read and write, I have installed the codewarrior version 6.3 with Processor Expert V3.09 and all updated. I dont know what is the problem, best regards