gusucode.com > MATLAB仿真技术与应用__的配套例题和习题的matlab源代码 > 第三章/example2.m
%MATLAB program 3-2 new_system('li3_1'); open_system('li3_1'); add_block('built-in/Step','li3_1/Input signal'); add_block('built-in/Sum','li3_1/sum'); add_block('built-in/Integrator','li3_1/Integrator'); add_block('built-in/Transfer Fcn','li3_1/Transfer Fcn'); add_block('built-in/To Workspace','li3_1/To Workspace'); add_line('li3_1','Input signal/1','sum/1'); add_line('li3_1','sum/1','Integrator/1'); add_line('li3_1','Integrator/1','Transfer Fcn/1'); add_line('li3_1','Transfer Fcn/1','To Workspace/1'); set_param('li3_1','Location',[480 93 980 386]); set_param('li3_1/Integrator','Position',[175 95 205 125]); set_param('li3_1/Integrator','Position',[175 95 205 125]); set_param('li3_1/Input signal','Position',[45 95 75 125]); set_param('li3_1/sum','Position',[125 100 145 120]); set_param('li3_1/sum','IconShape','round'); set_param('li3_1/sum','Inputs','|+-'); set_param('li3_1/To Workspace','Position',[360 95 420 125]); set_param('li3_1/To Workspace','VariableName','simout'); set_param('li3_1/Transfer Fcn','Position',[245 92 305 128]); set_param('li3_1/Transfer Fcn','Denominator','[1 1]'); add_line('li3_1',[340 110; 340 150; 135 150; 135 120]); save_system('li3_1'); % close_system('li3_1');