CHAPTER 4
PRINTINGWITH BASIC
Subjectscoveredin Chapter4 include–
●ListingBASIC programson the printer
●How a programprints things
●Controlcodes,escapecodes,andcommandsyn- tax
●Selectingthe rightsoftwaremode
●Near letter quality(NLQ)characters
●Fixed and proportionalcharacterspacing
●Specialprinting–
Printingin italics
Underlining
Superscriptsand subscripts
Boldfaceand emphasizedtext
Mixingprint modes
To show you how to control your printer from a program, we have chosen BASIC because it is easy to learn and easy to use. Also, more personal computer users program in BASIC than in any other language.
The rest of this manual will show you a little BASIC – just enough for you to use your printer. We’re not going to try to make you an expert programmer, though, only get you started. There are many excellent books that will teach you BASIC, so if you discover that you like to program you should have no trou- ble learning more about it.
SOME BASICS OF BASIC
N First steps
The first things that a beginner learns to do are to list a pro- gram and to print a character string. Certainly these are the
