该环境支持离线编程和在线调试。
This environment can support both off-line programming and on-line debugging.
设计了通讯接口，使单片机系统能与PC机相连接，方便程序下载和在线调试。
It also has a communication interface, which makes microcontroller connected with the PC. So it's easy to download and online debugging program.
对于PLC程序则根据打号机的工作原理进行了模块化设计，并选用离线调试和在线调试相结合的方法调试了PLC程序；
According to the working principle of the stamping machine, the PLC program adopts the modular design method, debugged by both the off-line debugging and the on-line debugging.
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