使用delphi7编写的645规约的电表485通讯程序，非常实用，可直接修改就可用于电表上位机软件通讯。- Use delphi7 written statute 645 meter 485 procedures, very practical, you can directly modify the PC software can be used for meter communications.

可实现电池管理系统的各类信号检测，LCD显示，同时与上位机通讯。-Battery management system can achieve all kinds of signal detection, LCD display, and communicate with the host computer.

可以学习到工具条的美化，串口通讯，图形重绘，WIN消息处理，树型控件的操作，文件的存档与读取。是帮一个仪器做的上位机一个完整的应用软件，经过一个月完成，开发费1万元。-You can learn the tools of the landscaping, serial communications, graphics redraw, WIN message processing, archiving and read operations tree control, a file. An ins