Mitsubishi MELSEC AJ65BT-R2 User Manual page 97

5 PRELIMINARY INFORMATION
Designated
Item
data
Dummy area
Station No., request
code
Transmission buffer
Control
write data size (byte)
data
Quantity
Access code, attribute
Buffer memory address
No. of read points
(word)
Designated
data
The status when the command is completed is stored.
Complete 0
status Other than 0 : Error completion (error code)
Refer to the Master Module User's Manual (Details).
Station No. (designate with high-order bytes (bits 8 to 15))
The station No. of the accessed intelligent device station is stored.
Station No.,
request code
Request code (designate with low-order bytes (bits 0 to 7))
The read request code (10
Read data size
The total No. of bytes of the read data is stored.
(byte)
Read data The target R2 buffer memory data designated with the control data buffer memory address
(byte) items and No. of read points is stored.
*1 When reading data from the R2 buffer memory using the FROM command, the
control data is designated in the transmission buffer of the corresponding master
module.
Station No. (designate with high-order bytes (bits 8 to 15))
Designate the station No. of the intelligent device station
to be accessed.
Request code (designate with low-order bytes (bits 0 to 7))
Designate the read request code.
(Fixed value)
(Fixed value)
(Fixed value)
Designate the head address (0
memory.
Designate the data size (No. of words) to be written in so
that the R2 buffer memory address 5FF
≥
5FF (buffer memory address -1) + No. of read points
H
*2 The same details as the data read from the R2 buffer memory with the FROM
command is stored in the reception buffer of the corresponding master module.
: Normal completion
) is stored.
H
Details
–
or higher) of the buffer
H
is not exceeded.
H
Details
5 - 39
MELSEC-A
Setting Setting
range side
– System
0 to 64 User
10 User
H
8 User
1 User
0004 User
H
0 to 5FF User
H H
1 to 480 User
Setting
side
System
System
System
System
System