Multi-event sequential recording and testing system
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The invention discloses a record and test system of multiple-event sequence, which is characterized by the following: adapting on-site CAN bus to do communication connection; recording the sequence of happening time corresponding to the condition deflection when the monitored object occurs SOE case. The system contains a case of GPS, main station computer, at lest two middle controllers, at least two communication servers and at least four SOE substations, wherein the GPS provides time mark; the computer sends clock signal A to all middle controllers, which select one controller as datum clock station to send time setting signal B,C to other middle controllers and all substations; the communication server transmits clock signal A to all SOE substations to affirm and record SOE event; the millisecond clock in the SOE substation is started by signal C to generate millisecond clock signal D and integrate with A to form clock signal E of SOE substation, which judges and uploads SOE event. The invention confines the synchronous and monitoring resolution error not more than 1 millisecond.