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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.

MACHINE LANGUAGE (COMPUTER)
xx   COMPUTER LANGUAGE

8080 programming notes. How to get the 8080 8-bit microprocessor to perform some 16-bit word manipulations.
BYTE May 1977 (v.2#5) pg. 136

Condensed reference chart for the Motorola 6800 microprocessor.
BYTE Jul 1977 (v.2#7) pg. 42

Relocatability and the long branch. How to write large relocatable programs for the Motorola 6800 based systems using the long branch and long branch to subroutine instructions described in this article.
BYTE Oct 1977 (v.2#10) pg. 26
Added Info BYTE Jul 1978 (v.3#7) pg. 115

What happens when some of the 59 invalid instruction codes are used with a M6800 microprocessor.
BYTE Dec 1977 (v.2#12) pg. 46

Operation of the XF and X7 instructions of the MOS Technology 6502 processor.
BYTE Dec 1977 (v.2#12) pg. 72

How to simulate relative addressing for the 8080 microprocessor.
BYTE Dec 1977 (v.2#12) pg. 162
Added Info BYTE Jun 1978 (v.3#6) pg. 98

The Motorola 6800 instruction set. Two programming points of view. (1) The instruction field encoding method or (2) The ordered table lookup method.
BYTE Jan 1978 (v.3#1) pg. 84

A map of the TMS-9900 instruction space. Charts may help in constructing the instructions needed to operate this new 16-bit MPU.
BYTE Mar 1979 (v.4#3) pg. 14

Filling 6800 op code holes. A look at what some of the missing op codes in the Motorola 6800 processor reference charts actually do to the processor.
BYTE Mar 1979 (v.4#3) pg. 184

Chart of the RCA/Hughes 1802 microprocessor op codes.
BYTE Jun 1979 (v.4#6) pg. 146

Five tables group the instruction set of the Intel 8080 microprocessor according to function, and include a single line summary for each instruction.
BYTE Jul 1979 (v.4#7) pg. 222

Stack it up. Using stacks to simplify complex programming problems.
BYTE Nov 1979 (v.4#11) pg. 140

Instruction set summary for National Semiconductor's SC/MP processor.
BYTE Jan 1981 (v.6#1) pg. 90

Addition and subtraction. How the binary arithmetic operation of the 1802 and Z80 microprocessors differ.
BYTE Mar 1981 (v.6#3) pg. 224

DEMONS: A symbolic debugging monitor for the 6800 microprocessor makes debugging machine-language programs easy. Requires $40 worth of easily built hardware and 1500 bytes of memory.
BYTE May 1981 (v.6#5) pg. 326

A machine-language monitor for the Sinclair ZX80 lets you examine and modify sequential memory locations and execute machine-language programs stored in memory.
BYTE Oct 1981 (v.6#10) pg. 278

MIKBUG and the TRS-80. Part 1. A cross-assembler for the Motorola 6800 runs on the TRS-80 and is written in BASIC.
BYTE Dec 1981 (v.6#12) pg. 229

MIKBUG and the TRS-80. Part 2. A file transfer and debugging package. Use your TRS-80 as a file-transfer terminal and debugging monitor for a 6800 system.
BYTE Jan 1982 (v.7#1) pg. 100

6809 machine-code disassembler program.
BYTE Feb 1982 (v.7#2) pg. 340

Easy entry program for Radio Shack's Color Computer. A BASIC program which will greatly help you enter machine-language programs in order to take full advantage of the Color Computer.
BYTE Apr 1982 (v.7#4) pg. 482

The 8088 connection. Interfacing IBM PC BASIC to machine-language programs. Mastering the 8088 instruction set, the processor that drives the IBM PC.
BYTE Jul 1983 (v.8#7) pg. 398

Learning 16-bit microcomputer technology. Part 6. How to use machine language programming.
COMPUTERS & ELECTRONICS Aug 1983 (v.21#8) pg. 93

A look inside the TRS-80. Information on the tape format used by Radio Shack and information on Level I sunroutines used by the computer. Includes information on how the machine language was decoded from pre-recorded tapes.
KILOBAUD MICROCOMPUTING #28 Apr 1979 pg. 120
Correction KILOBAUD MICROCOMPUTING #32 Aug 1979 pg. 131

Machine-language monitors for the TRS-80. What are machine-language monitors? Which one is best? A comparision of three different monitors currently available.
KILOBAUD MICROCOMPUTING #32 Aug 1979 pg. 114

Expanded TRS-80 disk operations. Part 1. Putting system programs on disk. How to put low-RAM machine-language programs on disk, plus an introduction to machine-language programming for beginners.
KILOBAUD MICROCOMPUTING #34 Oct 1979 pg. 48

Beefing up PET. How to use machine-language programming on the PET computer while still keeping BASIC on the system. How to move the machine-language monitor to upper memory.
KILOBAUD MICROCOMPUTING #34 Oct 1979 pg. 122

Expanded TRS-80 disk operations. Part 2. More on storing machine-language programs and on backing up "uncopyable" programs.
KILOBAUD MICROCOMPUTING #35 Nov 1979 pg. 100

PET's machine language monitor. A review of this BASIC program that allows you to easily use hexidecimal machine-language subroutines.
KILOBAUD MICROCOMPUTING #36 Dec 1979 pg. 134

TRS-80 Level II BASIC program will allow you to save any machine-language program on tape so that it may be reloaded using the Level II SYSTEM command.
KILOBAUD MICROCOMPUTING #42 Jun 1980 pg. 158

How to load PET computer machine-language programs directly from BASIC and execute them using the RUN command.
KILOBAUD MICROCOMPUTING #45 Sep 1980 pg. 34

The Intel 8085 microprocessor has 10 unused op codes. This article describes what those unused op codes actually will do.
KILOBAUD MICROCOMPUTING #45 Sep 1980 pg. 114

PET mini monitor. This short routine hides in the second cassette buffer and makes creating and saving machine-language programs a snap.
KILOBAUD MICROCOMPUTING #46 Oct 1980 pg. 88
Correction KILOBAUD MICROCOMPUTING #49 Jan 1981 (v.5#1) pg. 202

Machine-language techniques for the 1802 RCA COSMAC VIP computer.
KILOBAUD MICROCOMPUTING #46 Oct 1980 pg. 192

Kilobaud Klassroom. Part 22. Machine-language programming for the beginner.
KILOBAUD MICROCOMPUTING #47 Nov 1980 pg. 70

Autoloader program for the OSI C1P and Superboard II lets you easily load and save machine-language programs.
KILOBAUD MICROCOMPUTING #50 Feb 1981 (v.5#2) pg. 158

Undocumented Z-80 instructions revealed.
KILOBAUD MICROCOMPUTING #52 Apr 1981 (v.5#4) pg. 58

Assembly language programming tips for the 6502 microprocessor. Sample programs include a screen print and a machine language dis-assembler.
KILOBAUD MICROCOMPUTING #53 May 1981 (v.5#5) pg. 10
Correction KILOBAUD MICROCOMPUTING #60 Dec 1981 (v.5#12) pg. 16

Dump program for the OSI Superboard or Challenger C1P will save machine language programs on tape.
KILOBAUD MICROCOMPUTING #54 Jun 1981 (v.5#6) pg. 130

A text disassembler for the PET computer lets you view the machine language monitor in memory in order to locate instructions you want to be able to modify. The disassembler is written in BASIC.
KILOBAUD MICROCOMPUTING Jan 1982 (v.6#1) pg. 132

A program to prepare and run machine-code programs on the Radio Shack Color Computer. Written in BASIC. May be adapted to other systems.
MICROCOMPUTING Apr 1982 (v.6#4) pg. 136

How to program the Sinclair ZX-80 in machine code.
MICROCOMPUTING Jun 1982 (v.6#6) pg. 54

Discover the secret of VIC's inner structure. This machine-language program allows examination of the ROM routines internal to the VIC-20.
MICROCOMPUTING #80 Aug 1983 (v.7#8) pg. 62
Correction MICROCOMPUTING #83 Nov 1983 (v.7#11) pg. 107

PERISCOPE: a BASIC program for the VIC-20 and Commodore-64 sheds some light on the inner operation of your micro as it helps you enter and display machine language programs.
MICROCOMPUTING #81 Sep 1983 (v.7#9) pg. 64

How to program the Timex-Sinclair TS-1000 or ZX-81 computer in machine (hexadecimal) code. Includes instructions for adding a calculator keypad for input.
MICROCOMPUTING #82 Oct 1983 (v.7#10) pg. 38

A utility for all Commodore systems is designed to read a machine language program from disk and create a BASIC program on disk with the same machine language program converted to data statements.
MICROCOMPUTING #87 Mar 1984 (v.8#3) pg. 36

Make a relative jump ruler. Simple coding form will determine the second byte of a relative jump instruction. Use for machine language programming of F8, 6800, 6502 or Z-80 microcomputers.
MODERN ELECTRONICS [1] Mar 1978 (v.1#2) pg. 88

Programming notes for the Altair 680 microcomputer.
POPULAR ELECTRONICS [1] Dec 1975 (v.8#6) pg. 80

Simple display and operating program for the expanded Elf computer permits easy machine-language input to an 1802-based system.
POPULAR ELECTRONICS [1] Sep 1981 (v.19#9) pg. 84

A look at the function of internal "flags" which are set or cleared in response to specific types of microprocessor instructions.
RADIO-ELECTRONICS Feb 1977 (v.48#2) pg. 22

Additional details concerning the operations of an 8080A-based microcomputer that are controlled by software. A review of registers and flags whose contents can be controlled by software.
RADIO-ELECTRONICS May 1977 (v.48#5) pg. 24

A review of the basic logic operations available in an 8080-based computer.
RADIO-ELECTRONICS Sep 1977 (v.48#9) pg. 78

The Z-80 instruction set and how it compares to the 8080 instruction set.
RADIO-ELECTRONICS Jan 1978 (v.49#1) pg. 68

Z-80. A look at the nine addressing modes included in the Z-80 instruction set.
RADIO-ELECTRONICS Feb 1978 (v.49#2) pg. 72
Correction RADIO-ELECTRONICS Aug 1978 (v.49#8) pg. 22

Machine code development system. Turn your Timex Sinclair 1000 into a machine-code development system, EPROM programmer, and EPROM emulator. Part 1.
RADIO-ELECTRONICS Jan 1985 (v.56#1) pg. 7 (ComputerDigest)

Machine code development system. Turn your Timex Sinclair 1000 into a machine-code development system, EPROM programmer, and EPROM emulator. Part 2.
RADIO-ELECTRONICS Mar 1985 (v.56#3) pg. 13 (ComputerDigest)