帖个RS485转RS232与PC通信的程序大家讨论一下一个怪现象程序运行环境： 下位机：dsPIC30F6014A 上位机：串口调试助手 RS485芯片：MAX489-With a RS485 to RS232 with the PC communications program we discuss the procedure is a strange phenomenon operating environment: The next bit machine: dsPIC3

程序运行环境： 下位机：dsPIC30F6014A 上位机：串口调试助手 RS485芯片：MAX489 通信方式：PC机 --- RS232转RS485 --- RS485接口 --- dsPIC30F6014A 通信内容：PC机发送一串字符（约定以“回车”结束）给下位机，下位机接收后不做任何处理返回给PC。-Environment for running programs: The next bit machine: dsPIC30F6014A Host

MAX1487到MAX491的芯片资料（中文版），其中包括MAX489-MAX1487 MAX491 chip data (Chinese Edition), including the MAX489

帖个RS485转RS232与PC通信的程序大家讨论一下一个怪现象程序运行环境：下位机：dsPIC30F6014A上位机：串口调试助手RS485芯片：MAX489-With a RS485 to RS232 with the PC communications program we discuss the procedure is a strange phenomenon operating environment: The next bit machine: dsPIC30F6014A Host