Abstract
Withtheincreasingdevelopmentofrailtransitsystemtechnology,theissueoftrain
operationsafetyisalsoreceivingmoreandmoreattentionfrompeople.Asthefrontline
guaranteefortrainsafety,railtransittestingtechnologyisanimportanttooltoensurethe
normaloperationofthesubway.Traditionalrailtransittestingsystemsrequireasignificant
amountofmanualtimeforinspection,whichincurssignificantcostsintermsofmanpower
andtime,resultinginlowefficiencyanddifficultyinensuringsafety.Inon-sitetesting,
manualinefficientinspectionhaslaidgreatsafetyhazardsfortrainoperation.Researchon
automatedandintelligenttestingofrailtransittestingsystemshasbeenongoingtoaddress
issuessuchasinadequatesafetyandefficiencyinmanualtesting.Thisarticletakesthe
automationofrailtransitdetectiontechnologyasthebackgroundandproposesasystematic
testingsystemforintegratedplatforms.AtestingboarddesignedwithGD32asthecorehas
PWMoutput,switchquantityacquisition,voltageoutput,CANFDcommunication,LED
display,slotnumberrecognitionandothercircuitdesigns,andcommunicateswiththeupper
computerthroughtheCANFDcircuit.Atthesametime,theuppercomputerhascomplete
automationtestingfunctions,supportslong-termcyclictestingandstabilityverificationofrail
transitsystemboards,andcanstoretestdata.Theentiretestingsystemhasbeenbuiltand
appliedintheactualproductionprocess.Thissystemcanbewidelyappliedinthetestingof
relatedrailtransitsystems,greatlyimprovingthetestingefficiencyandreliabilityofrail
transi