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Instruction Format
3
SEQUENCE PROGRAMMING
3.19 Instruction Format
(1) Many of the instructions can be divided into an instruction part and a device, and
their applications are as described below.
(2) The instruction format can be roughly classified as follows according to the
instruction part and device combinations.
1) .....This instruction does not change the device status and
mainly controls the program.
2) + .....This instruction performs ON/OFF control of
the device, controls the execution condition
according to the ON/OFF status of the
device, and branches the program.
3) + + ......
4) Others............... Combinations other than the above 1) to 3).
Instruction part ..... Indicates the function of that instruction.
Device ..... Indicates the data used with the instruction.
Instruction part
Example
END
Instruction part
Device
LD X0
Device
Instruction part
Example
Instruction
part
Source
device
Destination
device
This instruction performs
operation using the data of the
destination and source, and
stores the operation result into
the destination.
MOV K100 D0
Destination device
Source device
Instruction
p
art
Example