PLC状态信息
在本节中：
sys_bTrue
sys_bFalse
sys_bIsFirstScan
sys_bIsNotFirstScan
sys_bIsFirstScanOfSfcStep
sys_bIsFirstScanOfProgramCodeArea
sys_bIsNotFirstScanOfProgramCodeArea
sys_bScanPulse
sys_bPulse10ms
sys_bPulse20ms
sys_bPulse100ms
sys_bPulse200ms
sys_bPulse1s
sys_bPulse2s
sys_bPulse1min
sys_iRingCounter_2ms5
sys_iRingCounter_10usXX
SYS_RINGCOUNTER_10us_RESOLUTION_ns
SYS_PI
sys_iRingCounter_100us
sys_bIsPlcInRunMode
sys_bIsPlcInRemoteMode
sys_bIsValueForced
sys_bIsExternalInterruptEnabled
sys_bIsInterruptError
sys_bIsInterrupted
sys_bIsPeriodicInterrupted
sys_bIsFirstScanAfterDownloadChangesDuringRun
sys_iMaxProgramSteps
sys_iMaxFileRegisters
sys_iScanTimeCurrent_XXus
sys_iScanTimeMinimum_XXus
sys_iScanTimeMaximum_XXus
SYS_SCAN_TIME_RESOLUTION_us
sys_wInterruptMask_0_15
sys_wInterruptMask_16_31
sys_iPeriodicInterruptInterval
sys_iBatteryChargeState
sys_iForcedIoStationNumber
sys_iEthernetConnectionErrorCode
sys_iSDMemoryAccessErrorCode
sys_bIsPlcInTestMode
sys_bIsBreaksEnabled
sys_bIsOutputsEnabled
sys_bIsBreakActive
sys_bIsStepModeActive
sys_uiBreakStep
sys_udiBreakStep
sys_iBreakProgramBlockNumber
sys_bIsBreakCleared
sys_bRetainAreasHaveBeenInitialized
sys_iStatusTransferProjectFromSDCardToPLC
sys_iNumberOfInstalledRightSideExpansionUnits
sys_wIOAllocationOfRightSideExpansionUnit0
sys_wIOAllocationOfRightSideExpansionUnit1
sys_wIOAllocationOfRightSideExpansionUnit2