Circuit breaker coil current signal and vibration signal acquisition system based on single-chip microcomputer

According to the circuit breaker coil current signal and vibration signal acquisition system based on the single-chip microcomputer, in the system, a sensor module is used for measuring a current signal and a vibration signal of a circuit breaker opening and closing coil; the signal conditioning circuit module is connected with the sensor module and comprises an opening and closing coil current signal conditioning circuit and a vibration signal conditioning circuit; the sampling circuit module is connected with the signal conditioning circuit module and comprises a multi-channel sampling circuit ADC for performing synchronous analog-to-digital conversion on a voltage signal and a vibration signal and a digital isolation circuit which is connected with the multi-channel sampling circuit ADC and is used for providing an isolation channel for a digital signal; the single-chip microcomputer control module is connected with the sampling circuit module so as to receive sampling signals of the sampling circuit modul