CONTROL / STATUS CRT

The CONTROL CRT statement can be used to control various CRT attributes, while the STATUS CRT can be used to read the status of those attributes. A complete list of the CONTROL and STATUS registers for the CRT follows this example:

ON CYCLE 1,15 CALL Time

LOOP

PRINT TABXY(RND*68+1,RND*(STATUS(CRT,13)-)+1);CHR$(32+RND*96);

END LOOP

END

SUB Time

STATUS CRT,0;Col,Row

CONTROL CRT,0;70,1

PRINT TIME$(TIMEDATE);

CONTROL CRT,0;Col,Row

SUBEND