此程序为一可编程并行接口实验源程序,通过此实验可掌握8255方式0的工作原理及使用方法。编程从8255C口输入数据,再从A口输出。-procedure for a programmable parallel interface experiment source, the passage of this experiment can seize 8,255 0 means the working principle and methods of use. Programming from the 8255C I input data, from A mouth output.
本书介绍Shell编程,非常适合初学者的需爱惜教材,同时也适合从事人员的参考书。-Shell programming introduction book, very suitable for teaching beginners need to cherish, but also suitable for staff reference.