3 MOTION DEDICATED PLC INSTRUCTION
3.2 Motion program (Control program) Start Request from The PLC CPU to The Motion
CPU:S(P).SFCS (PLC instruction: S(P).SFCS )
Internal devices
(System, User)
Bit
Word
(n1)
(n2)
(D1)
(D2)
[Instruction]
[Setting data]
Setting data
(n1)
(n2)
(D1)
(D2)
• Motion program (Control program) start request instruction from the PLC CPU to the
Motion CPU (S(P).SFCS)
Bit
File
digit
register
specified
[Condition]
Start request
SP.SFCS
Start request
S.SFCS
(First I/O No. of the target CPU)/16
Value to specify actually is the following.
CPU No.2 : 3E1H, CPU No.3 : 3E2H, CPU No.4 : 3E3H
Motion program (Control program) No. to start.
Complete devices
(D1+0) : Device which make turn on for one scan at start accept completion of
instruction.
(D1+1) : Device which make turn on for one scan at start accept abnormal
completion of instruction.
("D1+0" also turns on at the abnormal completion.)
Device to store the complete status.
(Note-1) : Motion CPU cannot used CPU No.1 in the Multiple CPU configuration.
Usable devices
MELSECNET/10
Indirectly
direct J \
specified
device
Bit
Word
(Note) : Setting data (n1) to (D2) : Index qualification possible
SP.SFCS
(n1)
S.SFCS
(n1)
Description
(Note-1)
3 - 8
Special
Index
Constant
function
register
module
Z
U \G
: Usable
(n2)
(D1)
(D2)
(n2)
(D1)
(D2)
Other
K, H
: Usable partly
Data type
16-bit
binary
16-bit
binary
Bit
16-bit
binary