基于AT91SAM9263 ARM920T处理器，在WINDOWS CE 5.0环境下开发的RS485总线数据收发并显示的程序。使用EVC 4.0开发-Based on AT91SAM9263 ARM920T processor, in the WINDOWS CE 5.0 environment, the development of RS485 bus data transceiver and display procedures. The use of EVC 4.0 Developmen