电脑RS232转RS485接口，读取进口电能表（IEC1107规约）的数据并显示。VB开发环境。　通用读取程序，在兰吉尔电表测试通过。-Computer RS232 to RS485 interface, read the the imported energy meter (IEC1107 Statute) of data and display. VB development environment. General reading program, by Langille meter te

This sample code is iec1107 electricity meter.