Update SDL test model to print text

test/test-cv/obsw.pr

 /* CIF PROCESS (250, 150), (150, 75) */
 process Obsw;
-    /* CIF TEXT (504, 123), (270, 153) */
+    /* CIF TEXT (504, 123), (275, 153) */
     -- Text area for declarations and comments
     
     dcl p t_boolean;
     /* CIF ENDTEXT */
     /* CIF START (320, 10), (70, 35) */
     START;
-        /* CIF NEXTSTATE (320, 60), (70, 35) */
+        /* CIF PROCEDURECALL (248, 65), (213, 35) */
+        call writeln ('[SDL] OBSW Startup');
+        /* CIF NEXTSTATE (320, 115), (70, 35) */
         NEXTSTATE Wait;
-    /* CIF state (320, 60), (70, 35) */
+    /* CIF state (320, 115), (70, 35) */
     state Wait;
-        /* CIF input (316, 115), (78, 35) */
+        /* CIF input (235, 170), (78, 35) */
         input Run(p);
-            /* CIF output (313, 170), (83, 35) */
+            /* CIF output (231, 225), (86, 35) */
             output Result(42);
-            /* CIF NEXTSTATE (320, 220), (70, 35) */
+            /* CIF NEXTSTATE (239, 275), (70, 35) */
+            NEXTSTATE wait;
+        /* CIF input (369, 170), (70, 35) */
+        input Pulse;
+            /* CIF PROCEDURECALL (327, 225), (152, 35) */
+            call writeln('[SDL] Pulse');
+            /* CIF NEXTSTATE (369, 280), (70, 35) */
             NEXTSTATE wait;
     endstate;
     /* CIF state (450, 10), (70, 35) */