在WINCE6.0环境调试开发的ARM9-2440硬件串口通信程序，嵌入式ARM接受2串口，发送1串口数据，适时监控下位机发送的轮胎电压温度气压数据，经适时处理分析在7寸界面显示个车厢轮胎的状态信息，源码调试通过并在轻轨车上运行-WINCE6.0 debugging environment in the development of ARM9-2440 hardware serial communication program, embedded ARM accepts two serial p