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根据给定文件的信息，我们可以提炼出关于MCGSE组态脚本编程的相关知识点，主要集中在数学函数、数据对象操作函数、系统操作函数、字符串操作函数以及运行环境操作函数五大类。 ### 第一章数学函数 #### 基础数学运算 - **!Atn(x)**：计算x的反正切值。 - **!Arcsin(x)**：计算x的反正弦值。 - **!Arccos(x)**：计算x的反余弦值。 - **!Cos(x)**：计算x的余弦值。 - **!Sin(x)**：计算x的正弦值。 - **!Tan(x)**：计算x的正切值。 #### 指数与对数运算 - **!Exp(x)**：计算e的x次幂。 - **!Log(x)**：计算x的自然对数。 #### 幂和根运算 - **!Sqr(x)**：计算x的平方根。 #### 绝对值和符号判断 - **!Abs(x)**：返回x的绝对值。 - **!Sgn(x)**：根据x的符号返回-1、0或1。 #### 位运算 - **!BitAnd(x, y)**：执行x和y之间的按位与操作。 - **!BitOr(x, y)**：执行x和y之间的按位或操作。 - **!BitXor(x, y)**：执行x和y之间的按位异或操作。 - **!BitClear(x, y)**：清除x的第y位。 - **!BitSet(x, y)**：设置x的第y位为1。 - **!BitNot(x)**：执行x的按位取反操作。 - **!BitTest(x, y)**：测试x的第y位是否为1。 - **!BitLShift(x, y)**：将x左移y位。 - **!BitRShift(x)**：将x右移1位。 #### 随机数生成 - **!Rand(x, y)**：生成一个介于x和y之间的随机整数。 ### 第二章数据对象操作函数 #### 数据管理 - **!AnswerAlm(DatName)**：获取报警信息。 - **!ChangeDataSave(Datname, n)**：改变数据保存间隔。 - **!ChangeSaveDat(DatName, Num1, Num2)**：更改数据保存方式。 - **!CopySaveDat(Tdb, Sdb, TabName, TimeField, Flag)**：复制数据保存表。 - **!DelAllSaveDat(DatName)**：删除所有保存的数据。 - **!DelAllAlmDat(DatName)**：删除所有报警数据。 - **!DelAlmDat(DatName, Num)**：删除指定编号的报警数据。 - **!DelSaveDat(DatName, Num)**：删除指定编号的数据。 - **!EnableAlm(name, n)**：启用或禁用报警。 - **!EnableDataSave(name, n)**：启用或禁用数据保存功能。 - **!GetAlmValue(DatName, Value, Flag)**：获取报警值。 - **!GetEventDT(EvName)**：获取事件的发生日期时间。 - **!GetEventP(EvName)**：获取事件的状态。 - **!GetEventT(EvName)**：获取事件类型。 - **!MoveAlmDat(DatName, FileName, Num1, Num2, Flag)**：移动报警数据。 - **!MoveSaveDat(DatName, FileName, Num1, Num2, Flag)**：移动数据到文件。 - **!SaveData(DatName)**：保存数据。 - **!SaveDataInit()**：初始化数据保存。 - **!SaveDataOnTime(Time, TimeMS, DataName)**：定时保存数据。 - **!SaveSingleDataInit(Name)**：初始化单个数据保存。 - **!SetAlmValue(DatName, Value, Flag)**：设置报警值。 ### 第三章系统操作函数 #### 应用程序控制 - **!AppActive(Title)**：激活应用程序窗口。 - **!Beep()**：发出蜂鸣声。 - **!EnableDDEConnection(DatName, n)**：启用或禁用动态数据交换连接。 - **!EnableDDEInput(DatName, n)**：启用或禁用动态数据交换输入。 - **!EnableDDEOutput(DatName, n)**：启用或禁用动态数据交换输出。 - **!LinePrtOutput(str)**：向行式打印机发送文本。 - **!PlaySound(SndFileName, Op)**：播放声音文件。 - **!SendKeys(string)**：模拟按键输入。 - **!SetLinePrinter(n)**：设置行式打印机。 - **!SetTime(n1, n2, n3, n4, n5, n6)**：设置系统时间。 - **!Shell(pathname, windowstyle)**：启动外部程序。 - **!Sleep(mTime)**：暂停线程执行。 - **!TerminateApplication(AppName, Timeout)**：终止应用程序。 - **!WaitFor(Dat1, Dat2)**：等待数据变化。 - **!WinHelp(HelpFileName, uCommand, dwData)**：显示帮助文档。 - **!Navigate(WebAddress)**：打开网页。 - **!DDEReconnect()**：重新连接动态数据交换。 - **!ShowDataBackup()**：显示数据备份界面。 ### 第四章字符串操作函数 #### 字符串转换 - **!Ascii2I(s)**：将ASCII码转换为整数。 - **!Bin2I(s)**：将二进制字符串转换为整数。 - **!Format(n, str)**：格式化数字并转换为字符串。 - **!Hex2I(s)**：将十六进制字符串转换为整数。 - **!I2Ascii(s)**：将整数转换为ASCII码。 - **!I2Bin(s)**：将整数转换为二进制字符串。 - **!I2Hex(s)**：将整数转换为十六进制字符串。 - **!I2Oct(s)**：将整数转换为八进制字符串。 #### 字符串操作 - **!InStr(n, str1, str2)**：查找子字符串位置。 - **!Lcase(str)**：将字符串转换为小写。 - **!Left(str, n)**：获取字符串左边部分。 - **!Len(Str)**：获取字符串长度。 - **!Ltrim(str)**：删除字符串左侧空格。 - **!lVal(str)**：从字符串中提取数值。 - **!Mid(str, n, k)**：从字符串中提取子字符串。 - **!Oct2I(s)**：将八进制字符串转换为整数。 - **!Right(str, n)**：获取字符串右边部分。 - **!Rtrim(str)**：删除字符串右侧空格。 - **!Str(x)**：将数字转换为字符串。 - **!StrComp(str1, str2)**：比较两个字符串。 - **!StrFormat(FormatStr, 任意个数变量)**：格式化字符串。 - **!Trim(str)**：删除字符串首尾空格。 - **!Ucase(str)**：将字符串转换为大写。 - **!Val(str)**：从字符串中提取数值。 ### 第五章运行环境操作函数由于提供的内容中这部分信息不完整，这里仅给出部分示例： - **!CallBackSvr(DatName)**：处理回调服务。 - **!ChangeLoopStgy(StgyName, n)**：改变循环策略。 - **!CloseAllWindow(WndName)**：关闭所有窗口。以上是MCGSE组态脚本编程中常用的一些函数，它们覆盖了从基本数学运算、数据管理到系统控制和字符串处理等多个方面，对于初学者来说非常实用，能够帮助快速掌握MCGSE组态软件的编程技巧。通过这些函数的应用，可以实现复杂系统的监控与管理，提高自动化水平。

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MCGS 组态系统内部函数

第一章数学函数 .............................................................................................................................. .................... 6

!Atn(x) .............................................................................................................................. .................. 6

!Arcsin(x) .............................................................................................................................. ............ 6

!Arccos(x) .............................................................................................................................. ............ 6

!Cos(x) .............................................................................................................................. .................. 6

!Sin(x) .............................................................................................................................. .................. 6

!Tan(x) .............................................................................................................................. .................. 7

!Exp(x) .............................................................................................................................. .................. 7

!Log(x) .............................................................................................................................. .................. 7

!Sqr(x) .............................................................................................................................. .................. 7

!Abs(x) .............................................................................................................................. .................. 8

!Sgn(x) .............................................................................................................................. .................. 8

!BitAnd(x,y) .............................................................................................................................. ........ 8

!BitOr(x,y) .............................................................................................................................. .......... 8

!BitXor(x,y) .............................................................................................................................. ........ 8

!BitClear(x,y) .................................................................................................................................. 9

!BitSet(x,y) .............................................................................................................................. ........ 9

!BitNot(x) .............................................................................................................................. ............ 9

!BitTest(x,y) .............................................................................................................................. ...... 9

!BitLShift(x,y) ................................................................................................................................ 9

!BitRShift(x) .............................................................................................................................. .... 10

!Rand(x,y) .............................................................................................................................. .......... 10

第二章数据对象操作函数 ................................................................................................................................ 10

!AnswerAlm(DatName) ...................................................................................................................... 10

!ChangeDataSave(Datname，n) ........................................................................................................ 10

!ChangeSaveDat(DatName，Num1，Num2) .................................................................................... 11

!CopySaveDat(Tdb,Sdb,TabName,TimeField,Flag ) ............................................................................. 11

!DelAllSaveDat(DatName) .................................................................................................................. 11

!DelAllAlmDat（DatName） .............................................................................................................. 12

!DelAlmDat(DatName，Num) ............................................................................................................ 12

!DelSaveDat(DatName，Num) ........................................................................................................... 12

!EnableAlm(name，n) ....................................................................................................................... 13

!EnableDataSave(name，n) ............................................................................................................... 13

!GetAlmValue(DatName，Value，Flag) ............................................................................................ 13

!GetEventDT(EvName) ........................................................................................................... ............. 14

!GetEventP(EvName) .......................................................................................................................... 14

!GetEventT(EvName) .......................................................................................................................... 14

!MoveAlmDat(DatName，FileName，Num1，Num2，Flag) .......................................................... 14

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!MoveSaveDat(DatName，FileName，Num1，Num2，Flag) ......................................................... 15

!SaveData(DatName) .......................................................................................................................... 16

!SaveDataInit() .................................................................................................................................... 16

!SaveDataOnTime(Time，TimeMS,DataName) ................................................................................. 16

!SaveSingleDataInit(Name) ................................................................................................................. 17

!SetAlmValue(DatName，Value，Flag) ............................................................................................. 17

第三章系统操作函数 ........................................................................................................................................ 18

!AppActive(Title) .......................................................................................................................... 18

!Beep() .............................................................................................................................................. 18

!EnableDDEConnection(DatName,n) .............................................................................................. 18

!EnableDDEInput(DatName,n) ........................................................................................................ 19

!EnableDDEOutput (DatName,n) .................................................................................................... 19

!LinePrtOutput (str) .................................................................................................................... 19

!PlaySound(SndFileName，Op) ...................................................................................................... 19

!SendKeys(string) .......................................................................................................................... 20

!SetLinePrinter(n) ........................................................................................................................ 22

!SetTime(n1，n2，n3，n4，n5，n6) ............................................................................................ 23

!Shell(pathname，windowstyle) .................................................................................................. 23

!Sleep(mTime) .................................................................................................................................. 24

!TerminateApplication(AppName，Timeout) .............................................................................. 24

!WaitFor (Dat1，Dat2) .................................................................................................................. 24

!WinHelp(HelpFileName，uCommand，dwData) ............................................................................ 25

!Navigate(WebAddress) .................................................................................................................. 25

!DDEReconnect( ) ............................................................................................................................ 26

!ShowDataBackup( ) ........................................................................................................................ 26

第四章字符串操作函数 .................................................................................................................................... 26

!Ascii2I(s) ............................................................................................................................................ 26

!Bin2I(s) ..................................................................................................................... .......................... 26

!Format(n，str) .................................................................................................................................. 26

!Hex2I(s) ..................................................................................................................... ......................... 27

!I2Ascii(s) ............................................................................................................................................ 27

!I2Bin(s) ..................................................................................................................... .......................... 27

!I2Hex(s) ..................................................................................................................... ......................... 27

!I2Oct(s) .............................................................................................................................................. 28

!InStr(n，str1，str2) .......................................................................................................................... 28

!Lcase(str) ........................................................................................................................................... 28

!Left(str，n) ........................................................................................................................................ 28

!Len(Str) .............................................................................................................................................. 29

!Ltrim(str) ................................................................................................................... ......................... 29

!lVal(str) .............................................................................................................................................. 29

!Mid(str，n，k) .................................................................................................................................. 29

!Oct2I(s) .............................................................................................................................................. 30

!Right(str，n) ............................................................................................................................ .......... 30

!Rtrim(str) ........................................................................................................................................... 30

!Str(x) .................................................................................................................................................. 30

!StrComp(str1，str2) .......................................................................................................................... 30

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!StrFormat(FormatStr,任意个数变量) ............................................................................................... 31

!Trim(str) .................................................................................................................... ......................... 31

!Ucase(str) .......................................................................................................................................... 31

!Val(str) ............................................................................................................................................... 31

第五章运行环境操作函数 ................................................................................................................................ 32

!CallBackSvr(DatName) .................................................................................................................. 32

!ChangeLoopStgy(StgyName，n) .................................................................................................... 32

!CloseAllWindow(WndName) ............................................................................................................ 32

!EnableStgy(StgyName，n) ............................................................................................................ 33

!GetDeviceName(Index) .................................................................................................................. 33

!GetDeviceState(DevName) ............................................................................................................ 33

!GetStgyName(Index) ...................................................................................................................... 34

!GetWindowName(Index) .................................................................................................................. 34

!GetWindowState(WndName) ............................................................................................................ 34

!SetActiveX(Activename，n，str) .............................................................................................. 34

!SetDevice(DevName，DevOp，CmdStr) ........................................................................................ 35

!SetStgy(StgyName) ........................................................................................................................ 35

!SetWindow(WndName，Op) .............................................................................................................. 35

!SysWindow() .............................................................................................................................. ...... 36

!DisableCtrlAltDel() .................................................................................................................... 36

!EnableCtrlAltDel() ...................................................................................................................... 36

!RestartProject() .......................................................................................................................... 37

第六章用户登录操作函数 ................................................................................................................................ 37

!ChangePassword() ............................................................................................................................. 37

!CheckUserGroup(strUserGroup) ....................................................................................................... 37

!Editusers() ......................................................................................................................................... 37

!EnableExitLogon(n) ........................................................................................................................... 38

!EnableExitPrompt (n) ........................................................................................................................ 38

!GetCurrentGroup() ............................................................................................................................ 38

!GetCurrentUser() .............................................................................................................................. 38

!LogOff() ............................................................................................................................................. 39

!LogOn() ...................................................................................................................... ........................ 39

!GetUserNameByIndex() .................................................................................................................... 39

!GetGroupNameByIndex() ........................................................................................................ .......... 39

!GetProjectTotalUsers () ..................................................................................................................... 39

第七章文件操作函数 ........................................................................................................................................ 40

!FileAppend(strTarget ，strSource) .................................................................................................. 40

!FileCopy(strSource ，strTarget) ....................................................................................................... 40

!FileDelete(strFilename) ..................................................................................................................... 40

!FileFindFirst(strFilename，objName，objSize，objAttrib) ............................................................. 41

!FileFindNext(FindHandle,objName，objSize，objAttrib) ................................................................ 41

!FileIniReadValue(strIniFilename，strSection，strItem，objResult) ................................................ 42

!FileIniWriteValue(strIniFilename，strSection，strItem，objResult) ............................................... 42

!FileMove(strSource，strTarget) ........................................................................................................ 43

!FileReadFields(strFilename，lPosition，任意个数变量) ................................................................ 43

!FileReadStr(strFilename，lPosition，lLength，objResult) .............................................................. 43

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!FileSplit(strSourceFile,strTargetFile, FileSize) .................................................................................... 44

!FileWriteFields(strFilename，lPosition，任意个数变量) ................................................................ 44

!FileWriteStr(strFilename，lPosition，str，Rn) ................................................................................ 45

第八章 ODBC 数据库函数 .............................................................................................................................. ... 45

!ODBCOpen(strDatabastName，strSQL，strName) .......................................................................... 45

!ODBCSeekToPosition(strName，lPosition) ....................................................................................... 46

!ODBCClose(strName) ......................................................................................................................... 46

!ODBCConnectionCloseAll() ..................................................................................................... ........... 47

!ODBCConnectionCount() ................................................................................................................... 47

!ODBCConnectionGetName(lID) ................................................................................................... ...... 47

!ODBCDelete(strName) .......................................................................................................... ............. 47

!ODBCEdit(strName) ........................................................................................................................... 48

!ODBCExecute(strName，strSQL) ...................................................................................................... 48

!ODBCGetCurrentValue(strName) ...................................................................................................... 49

!ODBCGetRowCount(strName) ..................................................................................................... ...... 49

!ODBCIsBOF(strName) ........................................................................................................................ 49

!ODBCIsEOF(strName) ........................................................................................................................ 50

!ODBCMoveFirst(strName) ................................................................................................................. 50

!ODBCMoveLast(strName) ........................................................................................................ .......... 50

!ODBCMoveNext(strName) ................................................................................................................ 51

!ODBCMovePrev(strName) ................................................................................................................. 51

!ODBCBind(strName，任意个数变量) .............................................................................................. 51

!ODBCAddnew(strName) .................................................................................................................... 52

第九章配方操作函数 ........................................................................................................................................ 52

!RecipeLoad(strFilename ,strRecipeName) ........................................................................................ 52

!RecipeMoveFirst(strRecipeName) ..................................................................................................... 53

!RecipeMoveLast(strRecipeName) ..................................................................................................... 53

!RecipeMoveNext(strRecipeName) .................................................................................................... 53

!RecipeMovePrev(strRecipeName) ..................................................................................................... 54

!RecipeSave(strRecipeName，strFilename) ....................................................................................... 54

!RecipeSeekTo(strRecipeName,DataName,str) .................................................................................. 54

!RecipeSeekToPosition(strRecipeName,rPosition).............................................................................. 55

!RecipeSort(strRecipeName,DataName,Num).................................................................................... 55

!RecipeClose(strRecipeName) ............................................................................................................ 56

!RecipeDelete(strRecipeName) ........................................................................................................... 56

!RecipeEdit(strRecipeName) ............................................................................................................... 56

!RecipeGetCount(strRecipeName) ...................................................................................................... 57

!RecipeGetCurrentPosition(strRecipeName) ...................................................................................... 57

!RecipeGetCurrentValue(strRecipeName) .......................................................................................... 57

!RecipeInsertAt(strRecipeName,rPosition) ......................................................................................... 58

!RecipeBind(strRecipeName，任意个数变量) .................................................................................. 58

!RecipeAddNew(strRecipeName) ....................................................................................................... 59

第十章时间运算函数 ........................................................................................................................................ 59

!TimeStr2I(strTime) ........................................................................................................... .................. 59

!TimeI2Str(iTime，strFormat) ............................................................................................................ 59

!TimeGetYear(iTime) ......................................................................................................................... 61

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!TimeGetMonth(iTime) ...................................................................................................................... 62

!TimeGetSecond(iTime) ..................................................................................................................... 62

!TimeGetSpan(iTime1，iTime2) ....................................................................................................... 62

!TimeGetDayOfWeek(iTime) ............................................................................................................. 62

!TimeGetHour(iTime) ........................................................................................................................ 63

!TimeGetMinute(iTime) ..................................................................................................................... 63

!TimeGetDay(iTime) .......................................................................................................................... 63

!TimeGetCurrentTime() ..................................................................................................................... 63

!TimeSpanGetDays(iTimeSpan) ........................................................................................................ 64

!TimeSpanGetHours(iTimeSpan) ....................................................................................................... 64

!TimeSpanGetMinutes(iTimeSpan) ................................................................................................... 64

!TimeSpanGetSeconds(iTimeSpan) ................................................................................................... 65

!TimeSpanGetTotalHours(iTimeSpan) ............................................................................................... 65

!TimeSpanGetTotalMinutes(iTimeSpan) ........................................................................................... 65

!TimeSpanGetTotalSeconds(iTimeSpan) ........................................................................................... 65

!TimeAdd(iTime，iTimeSpan) .......................................................................................................... 66

第十一章定时器操作函数 ................................................................................................................................ 66

!TimerClearOutput(定时器号) ...................................................................................................... 66

!TimerRun(定时器号) ...................................................................................................................... 66

!TimerStop(定时器号) .................................................................................................................... 66

!TimerSkip(定时器号，步长值) .................................................................................................... 67

!TimerReset(定时器号，数值) ...................................................................................................... 67

!TimerValue(定时器号，0) ............................................................................................................ 67

!TimerStr(定时器号，转换类型) .................................................................................................. 67

!TimerState(定时器号) ..................................................................................................................... 68

!TimerSetLimit(定时器号，上限值，参数 3) ............................................................................... 68

!TimerSetOutput(定时器号，数值型变量) .................................................................................... 68

!TimerWaitFor(定时器号，数值) ................................................................................................... 68

第十二章 MCGS 系统变量 ................................................................................................................................ 69

$Year .......................................................................................................................................................... 69

$Month ....................................................................................................................................................... 69

$Day ........................................................................................................................................................... 69

$Hour .......................................................................................................................................................... 69

$Minute ...................................................................................................................................................... 69

$Second ...................................................................................................................................................... 70

$Week ......................................................................................................................................................... 70

$Date .......................................................................................................................................................... 70

$Time ......................................................................................................................................................... 70

$Timer ........................................................................................................................................................ 70

$RunTime ................................................................................................................................................... 70

$PageNum .................................................................................................................................................. 71

$UserName .............................................................................................................................. ................... 71

第十三章存盘服务对象 .................................................................................................................................... 71

方法：SetStartPos .......................................................................................................................... 71

方法：GetDat .............................................................................................................................. ...... 71

方法：PutDat .............................................................................................................................. ...... 72

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