实现modbus通信协议和数据库的链接，数据的使用是SQLServer-using qt to realize the function of modbus and sql a

用VC实现的雷击计数器的显示界面，此界面彩串口编程，通过串口采用modbus报文来对雷击计数器进行查询和设置，为了保证传输的准确性，报文的传输采用CRC检验。-With VC lightning counter display interface that color serial programming via the serial port using modbus packets of lightning counter to query and set, in order to ensu

Modbus open source development library,很好用,很稳定-Modbus open source development library, very good, very stable