Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 94

■Rotating 32-bit binary data to the left
Instruction symbol
DROL
DROLP
DRCL
DRCLP
Program branch instructions
■Pointer branch
Instruction symbol
CJ
SCJ
JMP
■Jumping to END
Instruction symbol
GOEND
Program execution control instructions
■Disabling/enabling interrupt programs
Instruction symbol
DI
EI
■Disabling the interrupt program with specified priority or lower
Instruction symbol
DI
■Interrupt program mask
Instruction symbol
IMASK
■Disabling/enabling the specified interrupt pointer
Instruction symbol
SIMASK
■Returning from the interrupt program
Instruction symbol
IRET
2 CPU MODULE INSTRUCTIONS
92
2.3 Application Instructions
Processing details
Rotates the 32-bit binary data to the left by (n) bit(s) (not including the carry flag).
(d)+1 (d)
(SM700) b31 ∙∙∙ b16 b15 ∙∙∙
(1)
(1) Left rotation by (n) bits
Rotates the 32-bit binary data to the left by (n) bit(s) (including the carry flag).
(d)+1 (d)
(SM700)
b31 ∙∙∙ b16 b15 ∙∙∙
(1)
(1) Left rotation by (n) bits
Processing details
Executes the program specified by the pointer number within the same program file.
Executes the program specified by the pointer number within the same program file starting with
the next scan.
Unconditionally executes the program specified by the pointer number within the same program
file.
Processing details
Invokes a jump to the FEND or END instruction within the same program file.
Processing details
Disables the execution of interrupt programs.
Clears the interrupt disabled state.
Processing details
Disables the execution of the interrupt program with a priority specified by (s) or lower until the EI
instruction is executed.
Processing details
Enables or disables the execution of the interrupt program with the specified interrupt pointer
number.
Processing details
Enables or disables the execution of the interrupt program with the specified interrupt pointer
number.
Processing details
Indicates the end of the processing of an interrupt program.
b0
b0
Reference
Page 535 DROL(P),
DRCL(P)
Reference
Page 537 CJ, SCJ,
JMP
Reference
Page 540 GOEND
Reference
Page 541 DI, EI
Reference
Page 544 DI
Reference
Page 549 IMASK
Reference
Page 551 SIMASK
Reference
Page 553 IRET