本程序基于s3c2440的IO口电平状态检测驱动，适用于开关量信号检测电路。程序实现：检测当前IO口状态并通过串口打印。-This procedure applies to the switch signal detection circuit based on the the s3c2440 IO port level of state detection driver,. Program: detection of IO port status and print through the s

本程序为基于s3c2410或s3c2440的串口测试裸机驱动，程序内以包涵各类头文件，程序可自动检测是s3c2410还是s3c2440。方便大家学习使用。-This program is based s3c2410 or s3c2440 serial test bare-metal driver, the program to cater for all types of header files, the program automatically detects s3c2410 or s3c