【摘要】 介绍了一种基于DSP的电弧传感器信号处理以及与PC机异步串行通信的方法,针对焊接电流的实时采样及DSP与PC机的串行通信要求设计了硬件接口电路,并根据需要制定了通信协议。在此基础上编写了相应的信号采集、A/D转换和异步串行通信程序,通过对焊接电流现场信号的实时采样、处理、通信验证了系统的可行性及可靠性。更多还原

【Abstract】 A method of signal processing of arc sensor based on DSP and UART between DSP and PC is introduced.The hardware interface circuit was designed aiming at sampling and processing of welding current and the request of UART and the communication protocol was established on requirement.The program of signal collection,AD conversion and UART was compiled.The feasibility and reliability of system were verified utilizing real-time sampling of welding current,signal processing and communication.更多还原