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2.2 How to Read Instruction Tables
2.2 How to Read Instruction Tables
The instruction tables found from
Page 29, Section 2.3
to
Page 51, Section 2.5
have been made according to the following
format:
Description
1)............Classifies instructions according to their application.
2)............Indicates the instruction symbol added to the instruction in a program.
Instruction code is built around the 16-bit instruction. The following notations are used to mark 32-bit instructions,
instructions executed only at the leading edge of OFF to ON, real number instructions, and character string
instructions:
• 32-bit instruction........The letter "D" is added to the first line of the instruction.
• Instructions executed only at the leading edge of OFF to ON
...................................The letter "P" is added to the end of the instruction.
• Real number instructions
...................................The letter "E" is added to the first line of the instruction.
• Character string instructions
...................................A dollar sign $ is added to the first line of the instruction.
1) 2) 3) 4) 5) 7) 8)
6)
Example
+
D+
16-bit instruction 32-bit instruction
Example
+
+P
Instruction executed
hen ON
Instruction executed
only at the leading
edge of OFF to ON
Example
+
E+
Real number instructions
Example + $+
Character string instructions
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