Table of Contents
Advertisement
Writing 1-word data to the intelligent function module, writing 2-
word data to the intelligent function module
TO(P), DTO(P)
High
Basic
Process
Redundant Universal
performance
TO, DTO
TOP, DTOP
n1:
Head I/O number of an intelligent function module
n2:
Head address of the area where data is written (BIN 16 bits)
(S): Data to be written or head number of the devices where the data to be written is stored (BIN 16/32 bits)
n3:
Number of data blocks to be written (BIN 16 bits)
Setting
Internal device
data
Bit
Word
n1
n2
(S)
n3
*1 Specified with the upper three digits when the head I/O number is expressed in 4 hexadecimal digits.
Processing details
■TO
• Writes the data stored in n3 points starting from the device designated by (S) into the area starting from buffer memory
address designated by n2 of the intelligent function module designated by n1.
CPU module
Device designated
S
by
• When a constant is designated to (S), writes the same data (value designated to (S)) to the area of n3 words starting from
the specified buffer memory. ((S) can be designated in the following range: -32768 to 32767 or 0H to FFFFH.)
CPU module
S
5
(When 5 is designated to
)
S
• An instruction which has been executed will result in non-processing if it fails to access the target module because the
module is faulty or busy in processing.
LCPU
Command
Command
*1
(BIN 16 bits)
R, ZR
J\
Bit
Word
Intelligent function module
buffer memory
0
n2
n3 points
Intelligent function module
buffer memory
0
n2
5
5
5
indicates an instruction symbol of TO/DTO.
n1
n2
S
P
n1
n2
S
U\G
Zn
n3 words
n3 words
(The same data is written)
7 APPLICATION INSTRUCTIONS
7.8 Buffer Memory Access Instructions
n3
n3
Constant
Others
K, H
U
509
7
Advertisement
Table of Contents
