MAXLEN.CO For the TRS-80 M100 will limit the keyboard input for the INPUT and LINEINPUT statments. See MAXLEN.DOC and MAXLEN.LDR files. To Enable :CALL 57857 To Disable:CALL 57864 To set Max length :poke 57856,length MAXLEN.CO Will auto Disable when program stops, but you will need to disable it if you use the INPUT$ statment. DEMO BASIC PROGRAM 5 CLS:CLEAR 256,57856:LOADM"MAXLEN.CO" 10 CALL 57857 'Enable RST7 interrupt 20 POKE 57856,12'Set Max line length=10 30 LINEINPUT "First name: ";A$ 40 CLS:PRINT:PRINT"Hello ";A$:PRINT 50 CALL 57864 'Disable for INPUT$ statement 60 PRINT"Press any key for MENU ";:B$=INPUT$(1):MENU Good Luck