National Instruments AutoCode NI MATRIX - Manual (Page 32)

Chapter 2 C Language Reference
© National Instruments Corporation 2-15 AutoCode Reference
Figure 2-2. Linking Handwritten UCBs with AutoCode Applications
Generate AutoCode Application
dsp .c
usr_dsp.c (Handwritten UCB using sa_user . c example)
compile
and link
File Name: usr_dsp.c
y (k) = -1/2*y(k-2) + 3* u(k) + u(k-2);
which leads to the State-Space realizati on:
x1(k+1) = x2(k)
x2(k+1) = -1/2* x1(k) - 1/ 2*u(k)
y(k) = x1(k) + 3*u (k)