Mitsubishi Electric M800VW Series Programming Manual page 87

M800V/M80V Series PLC Programming Manual (1/2)
6 Explanation of Instructions and Functions
6.1 Instruction List
Process Instruction
Category
unit sign
PLS
PLF
FF
SFT
SFTP
Basic In-
MPS
Bit
structions
MRD
MPP
NOP
NOPLF
PAGE
(*1) Two steps when the argument is F device.
(*2) One step when the argument is bit device; two steps when the argument is word device.
When the machine has the extended index Modification, an argument with an index will be two steps.
IB-1501667-B
Symbol
Generate one cycle worth of pulses
PLS D
at rising edge of input signal
Generate one cycle worth of pulses
PLF D
at falling edge of input signal
Reversal of device output
FF
D
SFT D
Device 1-bit shift
SFTP D
Registration of operation result
Reading of operation results regis-
MPS
tered in MPS
MRD
Reading and resetting of operation
MPP
results registered in MPS
Ignored
(For program deletion or space)
Ignored
NOPLF
(To change pages during printouts)
Ignored
(Subsequent programs will be con-
PAGE n
trolled from step 0 of page n)
66
Execution
Process details
condition
Counting step
number
Refer-
ST
ence
Execu-
Storage
tion
2 3
○
147
2 3
○
2 5 149
○
2 1/2 (*2) -
150
2 6 -
1 1
○
1 1
○
134
1 1
○
1 1 -
1 1 -
155
1 1 -