few minutes to study figures 8-2, A and 8-2, B. Figure
the op (function) in hex or octal, operation or name,
8-2, A shows two examples of instructions used in
mnemonic, and description or Boolean/ arithmetic
tactical data systems. Figure 8-2, B shows examples of
operation; You will also notice the parts peculiar to a
instructions used on a typical general-purpose
specific computer and its instructions. Among those
microcomputer.
By looking at the information
are addressing modes, status indicating registers,
provided about an instruction, you will be able to tell
coding format, and soon.
Figure 8-2, A.—Examples of instruction interpretations for two mainframe computers.
8-6
