HART协议采用基于Bell202标准的FSK频移键控信号，在低频的4-20mA模拟信号上叠加幅度为0.5mA的音频数字信号进行双向数字通讯，数据传输率为-The HART protocol uses frequency shift keying signal, FSK-based standard Bell202 0.5mA audio digital signal superimposed on the low frequency of 4-20mA analog signal amplit

HART 官方资料-HART协议采用基于Bell202标准的FSK频移键控信号，在低频的4-20mA模拟信号上叠加幅度为0.5mA的音频数字信号进行双向数字通讯，数据传输率为1.2kbps。-Official information-HART HART protocol based Bell202 standard frequency shift keying FSK signal at low frequencies 4-20mA analog signal amplitude is 0.5m

连续信号在各种方法下叠加噪声后的图像分析及simulink仿真模块-After continuous noise signal superimposed image analysis and simulink simulation module in a variety of ways