This is a comprehensive book, useful for anyone trying machine code, which need not be harder than Basic... The descriptions in this section tend to be complex, and may need repeat readings. Read Review
Write faster, more powerful space saving programs for your
Written exclusively for Dragon users, Dragon Machine
Language for the Absolute Beginner offers a complete
instruction course in 6809 Machine Language, with
particular reference to the Dragon 32.
Even with no previous experience of computer languages,
the easy-to-understand "no jargon" format of this book will
enable you to discover the power of the Dragon's own
After introducing you to machine language and the 6809
instruction set, the book provides you with a series of short
test programs which are designed to demonstrate all the
Dragon's machine language instructions. These programs
illustrate the use of the various instructions, their effects
and actions, and will enable you to gain a practical
understanding of machine language.
You are encouraged to develop routines with all the
instructions in order to become familiar with the 6809's
instructions as well as gaining experience in writing short
machine language routines.
In addition to learning machine language, there are sample
programs designed to demonstrate the power and potential
of machine language in extracting the most from your
Dragon. You will find that these programs contain routines
that you can use when writing your own programs.
In logical steps the book takes you through a
comprehensive course in machine language, including
understanding assembly language, designing and writing
your own programs and a thorough grounding in the
purpose and use of each of the instructions in the 6809
The following utilities are also available to allow you to edit the supplied screens of this game:
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