mega128中的移植资料，电路的连接非常简单，在程序中一目了然。所以就不另加电路图了。 本例带有DS1302操作实例，已经调试通过。-mega128 in transplant data, the circuit connection is very simple, in the program at a glance. So do not plus circuit it. The case examples with DS1302 operation has been through d