Epson LQ-1170 Product Support Bulletin(s) - Page 3

PSB No: P-0082 Page: 3 of 14 10 INPUT "Point Siie";A$ 20 B=VAL(A$)*2 21 RESTORE 70 22FORX=l TO16 23READY 24 IF B=Y THEN GOT0 30 25NMTX 26CLS 27 PRINT A$ " is not a valid point size choice." 26 GOT0 10 30 C=VAL(A$) 40 LPRfNT CHR$(27);"X";CHR$(l);CHR$(B);CHR$(O);"n'lese are ";A$;" point characters" 50 LPRtNT CHR$(27);"(V";CHR$(2);CHR$(O);CHR$(C);CHR$(o) 60 GOT0 10 70 DATA 0,16,20,21,24,28,32,36,40,4~44,48,52,56,60,64 Line 10 - allows you to specify the point size desired. Line 20 - computes the value for "nl" in the ESC X command. tine 21 - check to ensure that a valid point size was input ff the point size is valid, the program jumps to line 30. If the point size is not valid, the program prints a message on the screen and starts over again. Line 30 - computes the value for "nl " for advancing paper using the ESC ( v command. Line 40 - sends the "Set Pitch and Point Size" command to the printer. (Note: The pitch is set for proportional spacing for ail point sizes to ensure proper character spacing regardless of the point size.) Line 50 - sends the "Set Relative Vertical Position" command to the printer. This command advances the paper in preparation for printing the next line. Line 60- causes the program to start again at the beginning. NOTE: To halt the program, hold down the "Ctrl" key and press the "c" key.