端口扫描工具，得到主机当前端口信息0～65535-A port scanner,gain the information of ports between 0 and 65535

KEY FEATURES Resolution of 230,000 Counts (Peak-to-Peak) Offset Drift: 5 nV/8C Gain Drift: 2 ppm/8C Line Frequency Rejection: >150 dB Buffered Differential Inputs Specified for Drift Over Time Operates with Reference Voltages of 1