ZX81 Basic Programming
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Sinclair ZX81 Basic Programming Manual Second Edition 1981 (Original Sinclair ZX81 documentation) (Spiral-bound)
by Stephen Vickers (Author) 212 pages CHAPTER 1
Setting up the ZX81 & how to use this manual, whether or not you know BASIC. CHAPTER 2
Telling the computer what to do How to type things in to the computer , , RUBOUT, NEWLINE CHAPTER 3
A History lesson CHAPTER 4
The Sinclair ZX81 as a pocket calculator Statement: PRINT with commas & semicolons Operations: +, -, *, /, ** Expressions & scientific notation CHAPTER 5
Functions Statement: RAND Functions: ABS, SGN, SIN, COS, TAN, ASN, ACS, ATN, LN, EXP, SQR, INT, PI, RND, FUNCTION CHAPTER 6
Variables Statements: LET, CLEAR Simple numeric variables CHAPTER 7
Strings Operation: + (for strings) Functions: LEN, VALSTR$ Strings, simple string variables CHAPTER 8
Computer programming Statements: RUN, LIST Programs Editing programs using , & EDIT CHAPTER 9
More computer programming Statements: GOTO, CONT, INPUT, NEW, REM, PRINT STOP in INPUT data BREAK CHAPTER 10
If... Statements: IF, STOP Operations: =, <, >, <=, >=, <>, AND, OR Function: NOT CHAPTER 11
The character set Functions: CODE, CHR$ The character set is thoroughly non-standard GRAPHICS CHAPTER 12
Looping Statements: FOR, NEXT, TO, STEP CHAPTER 13
SLOW & FAST Statements: SLOW, FAST The ZX81 operates at two speeds: one neat, the other fast. CHAPTER 14
Subroutines Statements: GOSUB, RETURN CHAPTER 15
Making your programs work Flowcharts & debugging CHAPTER 16
Tape storage Statements: SAVE, LOAD CHAPTER 17
Printing with frills Statements: CLS, SCROLL PRINT items: AT, TAB CHAPTER 18 Graphics Statements: PLOT, UNPLOT CHAPTER 19
Time & motion Statement: PAUSE Function: INKEY$ CHAPTER 20
The ZX81 Printer Statements: LPRINT, LLIST, COPY CHAPTER 21
Substrings Slicing, using TO CHAPTER 22
Arrays Statement: DIM CHAPTER 23
When the computer gets full Odd things happen CHAPTER 24
Counting on your fingers Binary & hexadecimal counting CHAPTER 25
How the computer works What the individual chips do Statement: POKE Function: PEEK CHAPTER 26
Using machine code Statement: NEW Function: USR CHAPTER 27
Organization of memory CHAPTER 28
System variables APPENDICES
ISBN : A The character set B Report codes C The ZX81 for those that understand BASIC Publisher : Sinclair Author : Steven Vickers Format : Spiral Paperback -Steven Vickers-
This book may be available to buy : ZX81 Basic Programming
This exhibit has a reference ID of CH3006. Please quote this reference ID in any communication with the Centre for Computing History. |
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