Microcomputer having security function for memory access and debugging method of the same

摘要

A microcomputer includes a first memory which stores a program to operate the microcomputer; and a second memory which stores one of a first data and a second data. The first data indicates approval to perform a debug of the microcomputer without checking the program and a bit inputted from outside of the microcomputer. The second data indicates approval to perform a check of the program and the bit.