111
ɛɚɜɥɟɧɢɟ ɛɥɨɤɚ ɜ ɪɚɛɨɱɭɸ ɨɛɥɚɫɬɶ Simulink. Ɍɚɤɠɟ ɫɭɳɟɫɬɜɭɸɬ ɤɨɦɚɧ-
ɞɵ ɭɩɪɚɜɥɟɧɢɹ ɛɥɨɤɚɦɢ:
x
delete_block('___') – ɭɞɚɥɢɬɶ ɛɥɨɤ ɢɡ ɪɚɛɨɱɟɣ ɨɛɥɚɫɬɢ Simulink;
x
set_param('obj', 'parameter1', value1, 'parameter2', value2, ...) –
ɭɫɬɚɧɨɜɢɬɶ ɩɚɪɚɦɟɬɪɵ ɞɥɹ ɨɬɞɟɥɶɧɨɝɨ ɛɥɨɤɚ ɜ ɪɚɛɨɱɟɣ ɨɛɥɚɫɬɢ Sinulink;
x
get_param(handle, 'parameter') – ɜɡɹɬɶ ɫɜɨɣɫɬɜɚ ɨɬɞɟɥɶɧɨɝɨ
ɛɥɨɤɚ ɜ ɪɚɛɨɱɟɣ ɨɛɥɚɫɬɢ Simulink;
x
find_system(sys, 'c1', cv1, 'c2', cv2, ... 'p1', v1, 'p2', v2, ...) – ɧɚɣɬɢ
ɫɢɫɬɟɦɭ, ɛɥɨɤ, ɥɢɧɢɸ ɜ ɪɚɛɨɱɟɣ ɨɛɥɚɫɬɢ Simulink;
x
h = add_line('sys','oport','iport', 'autorouting','on') – ɞɨɛɚɜɢɬɶ
ɥɢɧɢɸ ɜ ɪɚɛɨɱɭɸ ɨɛɥɚɫɬɶ Simulink;
x
delete_line('sys', 'oport', 'iport') – ɭɞɚɥɢɬɶ ɥɢɧɢɸ ɢɡ ɪɚɛɨɣ ɨɛ-
ɥɚɫɬɢ Simulink;
x
simplot – ɩɨɫɬɪɨɢɬɶ ɦɨɞɟɥɢɪɭɟɦɵɟ ɞɚɧɧɵɟ ɜ ɫɩɟɰɢɚɥɢɡɢɪɨ-
ɜɚɧɧɨɦ ɨɤɧɟ.
ɋɨɜɨɤɭɩɧɨɫɬɶ ɷɬɢɯ ɤɨɦɚɧɞ ɦɨɠɟɬ ɩɨɫɬɪɨɢɬɶ ɩɪɨɰɟɫɫ ɩɪɨɟɤɬɢɪɨ-
ɜɚɧɢɹ ɦɨɞɟɥɢ ɜ ɫɪɟɞɟ Simulink ɩɪɨɝɪɚɦɦɧɨ, ɛɟɡ ɭɱɚɫɬɢɹ ɨɩɟɪɚɬɨɪɚ.
3.12.3. ʿ̨̨̡̛̣̯̖̣̭̖̽̏̌̽̚ ̴̶̡̛̛̱̦ ̏ Simulink
ɉɪɢ ɩɪɨɟɤɬɢɪɨɜɚɧɢɢ ɜ Simulink ɭ ɨɩɵɬɧɨɝɨ ɢɧɠɟɧɟɪɚ ɜɨɡɧɢɤɧɟɬ
ɜɨɩɪɨɫ, ɚ ɤɚɤ ɠɟ ɫɞɟɥɚɬɶ ɮɭɧɤɰɢɢ, ɤɨɬɨɪɵɯ ɧɟɬ ɜ ɛɢɛɥɢɨɬɟɤɚɯ? ɇɚ ɫɚ-
ɦɨɦ ɞɟɥɟ, ɜ ɝɪɭɩɩɟ Simulink ɫɭɳɟɫɬɜɭɟɬ ɛɢɛɥɢɨɬɟɤɚ User-Defined Func-
tions (UDF), ɬ. ɟ. ɮɭɧɤɰɢɢ ɨɩɪɟɞɟɥɹɟɦɵɟ ɩɨɥɶɡɨɜɚɬɟɥɟɦ. ɑɬɨ ɷɬɨ ɡɧɚɱɢɬ?
Ȼɢɛɥɢɨɬɟɤɚ UDF ɜ ɜɟɪɫɢɢ Matlab 6.5 Simulink 5.0 ɫɨɫɬɨɢɬ ɢɡ ɫɥɟ-
ɞɭɸɳɢɯ ɛɥɨɤɨɜ:
x
Fcn – ɨɫɧɨɜɧɨɣ ɛɥɨɤ, ɢɫɩɨɥɶɡɭɸɳɢɣ ɩɟɪɟɦɟɧɧɭɸ u ɜ ɤɚɱɟɫɬɜɟ
ɚɪɝɭɦɟɧɬɚ. Ɉɧ ɩɨɡɜɨɥɹɟɬ ɫɬɪɨɢɬɶ ɫɨɛɫɬɜɟɧɧɵɟ ɱɢɫɥɟɧɧɵɟ ɮɨɪɦɭɥɵ ɜ
ɜɢɞɟ sin(u)/u+5;
x
Matlab Fcn – ɛɥɨɤ, ɢɫɩɨɥɶɡɭɸɳɢɣ ɜ ɫɨɛɫɬɜɟɧɧɨɦ ɫɢɧɬɚɤɫɢɫɟ
ɤɨɦɚɧɞ ɤɨɦɚɧɞɵ Matlab ɢ ɮɭɧɤɰɢɢ Matlab. ɇɚɩɪɢɦɟɪ, drim(u(1), u(2)) –
ɜ ɩɪɨɰɟɫɫɟ ɜɵɩɨɥɧɟɧɢɹ ɦɨɞɟɥɢ ɡɚɞɟɣɫɬɜɨɜɚɧ ɮɚɣɥ drim.m, ɭ ɤɨɬɨɪɨɝɨ
ɟɫɬɶ ɞɜɟ ɜɯɨɞɧɵɟ ɩɟɪɟɦɟɧɧɵɟ ɬɢɩɚ double array ɢ ɦɵ ɢɫɩɨɥɶɡɭɟɦ ɩɟɪɜɵɟ
ɢɯ ɡɧɚɱɟɧɢɹ.
x
S-Function – ɷɬɨɬ ɛɥɨɤ ɢɫɩɨɥɶɡɭɟɬɫɹ ɞɥɹ ɞɨɛɚɜɥɟɧɢɹ ɜ ɫɨɫɬɚɜ
ɦɨɞɟɥɢ Simulink ɧɨɜɵɯ ɩɨɥɶɡɨɜɚɬɟɥɶɫɤɢɯ S-ɮɭɧɤɰɢɣ Simulink. ɋɨɡɞɚɧɢɟ
ɷɬɢɯ ɮɭɧɤɰɢɣ ɢɡ C- ɢɥɢ FORTRAN-ɤɨɞɚ ɩɪɨɢɡɜɨɞɢɬɫɹ ɩɪɢ ɩɨɦɨɳɢ
ɤɨɦɩɢɥɹɬɨɪɚ, ɤɚɤ ɦɵ ɭɠɟ ɝɨɜɨɪɢɥɢ. Ɉɞɧɚɤɨ ɞɥɹ M ɫɭɳɟɫɬɜɭɟɬ ɫɥɟɞɭɸɳɚɹ
ɨɫɨɛɟɧɧɨɫɬɶ: ɜɵ ɦɨɠɟɬɟ ɢɫɩɨɥɶɡɨɜɚɬɶ ɜ ɷɬɨɦ ɛɥɨɤɟ M-ɮɭɧɤɰɢɸ, ɧɨ
ɫɬɪɭɤɬɭɪɚ ɤɨɞɚ ɞɨɥɠɧɚ ɛɵɬɶ ɬɪɟɛɭɟɦɨɝɨ ɮɨɪɦɚɬɚ (ɩɭɧɤɬ 3.12.4).