函数设置(块)% Simulink引擎传递一个Simul金宝appink实例。MSFcnRunTimeBlock %类在输入参数“block”中设置方法。这被称为s函数块的运行时对象。%根据S-function %参数值注册原始输入端口数try %在try/catch中Wrap，如果没有输入S-function参数lowMode = block.DialogPrm(1).Data;upMode = block. dialog (3).Data;numInPorts = 1 + isequal(lowMode,3) + isequal(upMode,3);抓住numInPorts = 1;结束% try/catch块。NumInputPorts = numInPorts;块。NumOutputPorts = 1; % Setup port properties to be inherited or dynamic block.SetPreCompInpPortInfoToDynamic; block.SetPreCompOutPortInfoToDynamic; % Override input port properties block.InputPort(1).DatatypeID = 0; % double block.InputPort(1).Complexity = 'Real'; % Override output port properties block.OutputPort(1).DatatypeID = 0; % double block.OutputPort(1).Complexity = 'Real'; % Register parameters. In order: % -- If the upper bound is off (1) or on and set via a block parameter (2) % or input signal (3) % -- The upper limit value. Should be empty if the upper limit is off or % set via an input signal % -- If the lower bound is off (1) or on and set via a block parameter (2) % or input signal (3) % -- The lower limit value. Should be empty if the lower limit is off or % set via an input signal block.NumDialogPrms = 4; block.DialogPrmsTunable = {'Nontunable','Tunable','Nontunable', ... 'Tunable'}; % Register continuous sample times [0 offset] block.SampleTimes = [0 0]; %% ----------------------------------------------------------------- %% Options %% ----------------------------------------------------------------- % Specify if Accelerator should use TLC or call back into % MATLAB script block.SetAccelRunOnTLC(false); %% ----------------------------------------------------------------- %% Register methods called during update diagram/compilation %% ----------------------------------------------------------------- block.RegBlockMethod('CheckParameters', @CheckPrms); block.RegBlockMethod('ProcessParameters', @ProcessPrms); block.RegBlockMethod('PostPropagationSetup', @DoPostPropSetup); block.RegBlockMethod('Outputs', @Outputs); block.RegBlockMethod('Terminate', @Terminate); %end setup function

function CheckPrms(block) lowMode = block. dialogprm (1).Data;low = block.DialogPrm(2).Data;upMode = block. dialog (3).Data;upVal = block.DialogPrm(4).Data;%第一个和第三个对话框参数的值必须为1-3，如果~any(upMode == [1 2 3]);错误('第一个对话框参数必须是1、2或3的值');end if ~any(lowMode == [1 2 3]);错误('第一个对话框参数必须是1、2或3的值');如果通过对话框指定了上限或下限，请确保有指定的上限。另外，检查值是否为double类型，如果isequal(upMode,2)，如果isempty(upVal)， error('输入饱和度上限的值'); end if ~strcmp(class(upVal), 'double') error('The upper saturation limit must be of type double.'); end end if isequal(lowMode,2), if isempty(lowVal), error('Enter a value for the lower saturation limit.'); end if ~strcmp(class(lowVal), 'double') error('The lower saturation limit must be of type double.'); end end % If a lower and upper limit are specified, make sure the specified % limits are compatible. if isequal(upMode,2) && isequal(lowMode,2), if lowVal >= upVal, error('The lower bound must be less than the upper bound.'); end end %end CheckPrms function

function ProcessPrms(block) %%更新运行时参数block. autoupdateruntimeprms;%end ProcessPrms function function DoPostPropSetup(block) %%注册所有可调参数为运行时参数。block.AutoRegRuntimePrms;%end DoPostPropSetup函数

function output (block) lowMode = block. dialogprm (1).Data;upMode = block. dialog (3).Data;sigVal = block.InputPort(1).Data;lowPortNum = 2;%初始化饱和下限的电位输入数%检查饱和上限是否等于(upMode,2)， %通过块参数设置upVal = block. runtimeprm (2).Data;elseif isequal(upMode,3)， %通过输入端口设置upVal = block.InputPort(2).Data;lowPortNum = 3;%移动下边界一个端口号，否则upVal = inf;如果不等于(lowMode,2)，检查饱和度下限，%通过块参数设置lowVal = block. runtimeprm (1).Data;elseif isequal(lowMode,3)， %通过输入端口设置lowVal = block.InputPort(lowPortNum).Data; else lowVal = -inf; end % Assign new value to signal if sigVal > upVal, sigVal = upVal; elseif sigVal < lowVal, sigVal=lowVal; end block.OutputPort(1).Data = sigVal; %end Outputs function