The latest open source, including Modbus RTU and TCP protocol stack functionality

使用Labview实现Modbus协议RTU模式中的CRC16校验，采用的是直接字符输入和字符输出。-Achieved using Labview Modbus protocol RTU mode CRC16 checksum, using direct character input and character output.

测试了和三菱变频器的modbus协议通信，进行了pid温控调节，做出恒温-Tested and modbus protocol communication Mitsubishi inverter, conducted a pid temperature regulation, to make the thermostat