S3C2440A的Uart通信程序，ADS1。2集成开发环境，ARM仿真器。程序运行后，先向串口打印字符串，然后等待用户输入。-The S3C2440A UART communication program, ADS1. 2 integrated development environment, ARM Emulator. Program runs, the first serial print string, and then wait for user input.