COMPUTING TODAY INDEX FOR MACHINE CODE

VOLUME PAGE ARTICLE LANGUAGE DESCRIPTION
December 1978 05 PIAs Simplified Machine Code A description and overview of the functions of a PIA - Peripheral Interface Adapter.
         
January 1979 08 TRITON Software - Monitor Machine Code An in-depth look at using the Monitor program of the TRITON microcomputer.
         
February 1979 13 Program Development Machine Code A report on the facilities and use of the MIKBUG operating system for Motorola computer systems.
  38 Softspot Machine Code A description of a graphics subroutine for the ETI TRITON microcomputer.
         
April 1979 14 NASCOM Package Machine Code A program to assist organising a personal budget for the NASCOM 1
         
May 1979 33 Crosshatch Generator Machine Code Producs four different crosshatch patterns for aligning television sets.
  33 RAM Test Machine Code A program to test the RAM in a NASCOM 1. Writes FF and 00 one after another into each RAM location, reading back what was stored to verify correct RAM working.
  34 Etch-a-Sketch Machine Code An emulation of the children's toy of the same name on a TRITON computer.
  36 Knight's Tour Machine Code A version of the Knight's Tour problem written for the LED outputs of the KIM 1.
  38 Maze Machine Code Negotiate a maze without being eaten and without falling down any holes.
  40 File Finder Machine Code A program to list the names of files stored on a cassette tape by the TRITON microcomputer.
  68 NASCOM Tunes Machine Code A constructional and programming article to produce sound from the NASCOM 1.
         
June 1979 54 NASCOM Package Machine Code An educational program for the NASCOM 1. Just a quiz really.
  63 Prang Machine Code A constructional and programming article about building a random number generator for a range of microcomputers.
         
July 1979 25 Random Number Generator Machine Code A subroutine to provide pseudo random numbers for the NASCOM 1.
  25 TRITON Breakpoint Routine Machine Code How to make a BREAK handler routine to examine TRITON registers during program execution.
  27 NASCOM Package Machine Code A NASCOM sort routine.
  47 Hanoi Tower Machine Code A version of the classic Towers of Hanoi puzzle.
  53 Motorola D2 Machine Code Part 2 of the series on programming the Motorola D2 microcomputer which uses a 6800 microprocessor.
         
August 1979 17 MPUs by Experiment Machine Code Part 2 of the series looking at and investigating the workings of microprocessors. Looking at the 8060 mpu.
  41 Motorola PIAs Machine Code An explanation of the function of the MC6821 PIA.
  62 NASCOM Tele-Test Machine Code Check out the operation of your CRT using this NASCOM 1 program.
         
September 1979 25 MPUs by Experiment Machine Code Part 3 of the series of experiments with microprocessors.
         
October 1979 46 Etch-A-Sketch Machine Code A version of Etch-a-Sketch to run on the NASCOM 1 computer with a T2 monitor.
  59 MPUs by Experiment Machine Code Part 4 of the series looks at logical operations on the SC/MP microprocessor.
  64 Intelligent Tabulate for NASCOM Machine Code A no frills disassembler for NASCOM 1 machine code outputting the diassembly in a properly formatted style.
  66 NASCOM Scheduler Machine Code A program scheduler written for the NASCOM 1 which uses the on-board PIO to generate interrupts to switch between up to 5 program tasks.
         
November 1979 16 Turing Machines Machine Code A discussion of Turing Machines and a program to simulate a Turing Machine on the NASCOM 1.
  31 MPUs by Experiment Machine Code Part 4 of the series looking at how microprocessors work.
  47 Number Cruncher Machine Code A constructional programming project to add the calculating power of the CBM 6120R calculator to the NASCOM 1.
  62 TRITON Typecast Machine Code How to interface a Creed 7B teleprinter with the TRITON.
         
December 1979 20 AIM65 Machine Code A review of the Rockwell AIM65 microcomputer. Adding bubble memory to the AIM65.
  29 Acorn File Namer Machine Code Save and load named cassette files on the Acorn System 1.
  70 Graphics Unit Machine Code A constructional article to build a memory mapped graphics unit for the NASCOM 1.
  76 NASCOM Life Machine Code An implementation of Conway's Life game on the Nascom 1.
         
January 1980 26 Projector Controller Machine Code A constructional and programming article to build a slide controller for a NASCOM 1.
  31 SC/MP Addressing Machine Code A look at addressing modes for the SC/MP microprocessor.
  50 MPUs by Experiment Machine Code A look at the microprocessor of the Science of Cambridge MK14.
         
February 1980 16 Logic Emulator Machine Code A program that emulates various logic functions on the NASCOM 1. Written in machine code.
  23 Stop Clock Machine Code A program to convert the KIM1 to become a digital stop clock. Written in 6502 machine code.
  24 T4 Review Machine Code A review of the T4 monitor program for the NASCOM 1.
  36 Scampscope Routine Machine Code A machine code program to turn the MK 14 into a simple storage oscilloscope.
  36 Missile Shoot Machine Code A game program in which you have to launch all 8 of your missiles.
  58 Trailing Machine Code A program to provide a text-based trailer for the next program on a cassette tape.
  68 MPUs by Experiment Machine Code The MK 14 instruction set.
         
March 1980 12 MPUs by Experiment Machine Code Controlling the MK 14 display LEDs.
  30 Space Invaders Machine Code An implementation of the game Space Invaders.
  41 TRITON Strings Machine Code A machine code routine to give limited string handling capabilty.
  62 NAS Read Machine Code A program to provide a reliable 2400 Baud tape interface for the NASCOM 1.
         
April 1980 14 Machine Code Course Machine Code A beginner's course in writing in machine code heavily biased towards the Z80.
  22 Second Bit Machine Code A machine code routine to display the PET memory on screen from anywhere in the memory map.
  40 24 Hour Clock Machine Code A 24 hour clock display written for use with the NASCOM Scheduler (sic).
  42 MK14 Ambush Machine Code A space ambush game for the MK14 written in machine code.
  43 INTAB MOD Machine Code An extension to the NASCOM 1 Intelligent Tabulator program (sic).
  43 TRITON Cassette Check Machine Code A program to provide error checking facilities when loading or saving programs; written in TRITON machine code.
  44 Stopwatch Machine Code A stop watch program for the NASCOM computer written in machine code.
  45 SC/MP Dice Machine Code A machine code routine written for the MK14 which simulates the throwing of two dice.
  46 NASForte Machine Code A machine code program to turn the NASCOM keyboard into a two octave organ.
  49 Opcode Display Machine Code A machine code program to display opcodes to represent a program in memory in an Acorn System 1.
  49 Text Edit Machine Code A text editing program written for the NASCOM in machine code.
  55 Pico BASIC Machine Code Implementing a pico version of standard BASIC on the MK14.
  61 MPUs by Experiment Machine Code A program to search memory for a pattern of bytes.
         
May 1980 26 Machine Code Machine Code A look at the form of machine code instructions.
  38 Microlink Machine Code A constructional article to provide a triggered input to the MK14 when sound is present.
  62 MK14 Cassette Interface Machine Code A constructiional article to add a cassette tape interface to the MK14.
  68 MPUs by Experiment Machine Code Data processing routines in machine code are examined.
         
June 1980 17 Machine Code Machine Code Part three of the series on machine code programming looks at outputting information on the VDU screen.
  59 MPUs by Experiment Machine Code Looking at interrupts and interrupt handlers in microprocessors.
  62 Another Brick in the Wall Machine Code A demolition game for the MK14 written in machine code.
         
July 1980 34 Machine Code Machine Code Program development using flowcharts.
  39 Softspot Machine Code A machine code routine to drive a Centronics P1 printer from a NASCOM port.
  41 Kingdoms Machine Code A version of the game Kingdoms written for the NASCOM 1 in machine code.
  47 Microlink Machine Code Adding an electronic thermometer to the MK14 and the machine code driver routine.
  63 NASCOM Trace Machine Code A trace facility for the NASCOM 1 written in machine code.
         
August 1980 35 Acorn Clock Machine Code A machine code program to implement a real-time clock on the Acorn System 1.
  36 Microlink Machine Code A constructional article to add a DAC and amplifier to the Acorn System 1 along with driver programs.
  44 Machine Code Machine Code A machine code program to print a calendar for any year on the NASCOM.
  56 Micrographics Report Machine Code A short review of the Micrographics colour board for the NASCOM 1.
         
September 1980 35 Othello Machine Code A machine code program to implement the game Othello on the NASCOM 1
  48 Microlink Machine Code Part 2 of a constructional article to add a DAC and amplifier to the Acorn System 1 along with driver programs.
         
October 1980 18 Copy Utility Machine Code A routine written in machine code to copy files from one disc to another for a TRITON system.
  39 User Keys for TRS-80 Machine Code A machine code program to provide user definable keys for the TRS-80.
  53 Microlink Machine Code A look at interrupts on a MK14 using the TGS1 gas detector.
  60 Life Gun Machine Code A machine code routine to speed up the entry of the starting position for Conway's Life game on the Microtan.
         
November 1980 23 Analogue Convertor Machine Code Constructional and programming details of how to add the LD130 ADC chip to the PET IEEE bus.
  34 Space Invasion Machine Code A constructional project to add a game playing keypad and sound facility to the Micron/Microtan 65 computers in order to play the game Space Invaders.
         
December 1980 13 Tightrope Walk Machine Code A reaction tester game in machine code for the MK14.
  62 More Machine Code Machine Code A review of the book More Machine Code.
  68 Microlink Machine Code A constructional article to build a light pen for the MK14.
         
January 1981 16 NASCOM Renumber Machine Code A machine code utility to renumber a BASIC program on the NASCOM microcomputer.
  36 Chess Recorder Machine Code A machine code program to record up to 59 moves during a game of chess. These may then be stored/retrieved to/from cassette tape.
  52 Triton Data Machine Code A provides a READ/DATA facility for Triton BASIC.
  74 Microlink Machine Code A hardware project to put the cassette recorder motor under program control.
         
February 1981 12 Uncovering the Z80 Machine code A description of the Z80 architecture and another 88 'hidden' instructions alnog with examples.
  20 Microlink Machine Code A constructional article for a simple alarm clock which can be attached to any computer with a suitable port.Includes connection details for the Sinclair MK-14 and the Acorn System 1 along with demonstartion machine code programs.
  28 Screen Scroll Machine code A machine code routine to scroll only the bottom four lines of the screen.
  30 React O'Time Machine code A basic reaction timing game. A character appears on screen and a clock starts and stops when you press the correct character on the keyboard. The program tests for cheating.
  63 Joystick Controls Machine code A constructional article with accompanying machine code programs to allow the attachment of analogue joystick to the NASCOM 1 computer.
         
March 1981 15 Life on a 6800 Machine Code A version of Conway's Life program written in 6800 machine code.
  28 6502 Programming Course Machine Code The first installment in a comprehensive series about programming the 6502 microprocessor.
  49 NASCOM Titles Machine Code A routine to make sure that a program title stays at the top of the screen and survives a clear screen command.
  51 Micron Clock Machine Code A routine to create an interrupt driven real time clock on the Tangerine Micron.
  56 Using the NASCOM 2 Machine Code Information and utilities to do with the storage of BASIC programs on the NASCOM 2 computer.
         
April 1981 15 Fast Plotter Machine Code A fast graph plotting routine written in machine code for the TRS-80. It uses a BASIC program to poke the machine code into memory.
  55 Tape Librarian Machine Code Allows the creation and manipulation of a library of tapes for NASCOM computers.
  65 6502 Programming Course Machine Code The second part of a comprehensive series on programming the 6502 microprocessor.
         
May 1981 27 Multi-Purpose Interface Machine Code A hardware constructional project to provide up to 64 latched outputs from the NASCOM PIO ports. Example machine code and BASIC programs are included for driving the add-on.
  73 6502 Programming Course Machine Code Third in the 6502 programming series focuses on practical programming examples for the PET.
         
June 1981 21 Single Key BASIC Machine Code A machine code program for the UK101 to allow single key input of BASIC keywords.
  33 6502 Programming Course Machine Code Programming the PET user port using 6502 machine code.
  73 Array Loader Machine Code A machine code routine to load BASIC arrays from tape for the TRITON.
         
July 1981 59 Zalambdodont Machine Code A calculator that performs arithmetic and Boolean operations on binary, octal, decimal, hexadecimal, ASCII and Boolean values.
         
August 1982 62 Video Dump Machine Code A machine code routine to dump the VDU screen to printer written for the TRS-80 or the Video Genie.
         
April 1983 20 NASPEN Append Machine Code A machine code utility written for the NASCOM 3 which will append ZEAP assembler source files to the NASPEN text editor.
  25 FROGLET Machine Code A machine code version of the arcade game Frogger written for the BBC micro.
  92 Lower Case UK101 Machine Code A short machine code routine to convert uppercase screen output to lower case for the UK101.
         
June 1983 20 Micro Interruptions Machine Code A look at interrupts generated on Z80 systems.
  26 Making Music Machine Code A method of using the ACIA in the UK101 to generate musical notes. Written in machine code for speed.
  67 Updating Froglet Machine Code Corrections and updates to the Froglet program from the April 1983 issue.
         
July 1983 23 Genie Space Saver Machine Code A machine code program to strip out REM statements from a BASIC program.
         
August 1983 20 Micro Interruptions Machine Code The use of interrupts in a machine code game, Space Invaders, on the NASCOM 2.
         
January 1984 24 The Programmer's Aid Machine Code A machine code routine to provide single key entry for BASIC keywords on the TRS-80.
  29 Some Notes on the Apple Machine Code Routines written in 6502 mchaine code to output notes via I/O ports on the Apple II.
  44 Named Files for NAS-SYS Machine Code A routine for the NASCOM to name machine code files to make finding and loading them easier from tape.
  63 TRS-80 Screen Editor Machine Code A machine code routine for a full-screen BASIC editor for the TRS-80.
         
March 1984 17 Easy Code Part 1 Machine Code A series of articles explaining how to program in machine code using a BASIC simulator.
  43 Genie Utilities Machine Code A routine for the Video Genie which can extend the usefulness of machine code programming.
         
April 1984 26 Easy Code Part 2 Machine Code A series of articles explaining how to program in machine code using a BASIC simulator.
  68 Disassembly Techniques Machine Code A look at disassembly output on the BBC micro.
         
June 1984 24 Easy Code Part 4 Machine Code A series of articles explaining how to program in machine code using a BASIC simulator.
  37 Extending the 64's BASIC Part 2 Machine Code A machine code program to extend the Commodore 64's BASIC.
  46 The Leech Machine Code A machine Code routine for the ZX Spectrum which will upload BASIC code developed on another, more able system.
  51 Interrupts Machine Code A look at using interrupts from machine code under NAS-SYS4 on the NASCOM.
  64 Search and Replace Machine Code A machine code routine to provide a search and replace facility for Commodore BASIC programs.
         
September 1984 46 Extending the 64's BASIC Part 5 Machine Code A machine code program to extend the Commodore 64's BASIC.
  52 Machine Code the Easy Way Machine Code A review of New Generation's Complete Machine Code Tutor.
  56 TRS-80 Arraysave Machine Code A machine code routine written for the TRS-80 or Video Genie which will save arrays and their contents.
         

 

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