mcf52259初始化代码，包括建立环境、建立中断向量表、CPU寄存器等。-mcf52259 initialization code, including the establishment of the environment, the establishment of interrupt vector table, CPU registers and so on.

mcf52259 demo板驱动程序源码。非常详细，实用，可以直接用于应用中。-mcf52259 demo board driver source code. Very detailed, practical and can be directly used in applications.