Mitsubishi MELSEC Q Series Programming Manual page 1224

Number Name
SD243
No. of base
slots
SD244
SD243
No. of base
No. of base
slots
slots
(Operation
status)
SD244
SD245
No. of base
slots
(Mounting
status)
SD246
Loaded
Loaded
SD250 maximum I/O
maximum I/O
No
Number of
SD254 modules
installed
SD255
SD256
SD257
MELSECNET
SD258
/10.
MELSECNET
/H
SD259
information
SD260 Information
to from 2nd
SD264 module
SD265 Information
to from 3rd
SD269
module
SD270 Information
to from 4th
SD274 module
App-216
Meaning
• The number of slots used is stored in the area corresponding
to each base unit as shown below.
SD243
SD244
• For the Q00UJCPU, the bits for the third to seventh extension
bases are fixed to "0".
• For the Q00UCPU, Q01UCPU, and Q02UCPU, the bits for
the fifth to seventh extension bases are fixed to "0".
The number of slots used is stored in the area corresponding to
each base unit as shown below. (The number of slots set in the
parameter setting.)
SD243
SD244
The number of slots where modules are actually mounted is
stored in the area corresponding to each base unit as shown
below.
SD245
SD246
When SM250 is turned on from off, the first two digits of the
number, which is the last I/O number of the mounted modules
plus 1, are stored.
The first two digits of the number, which is the last I/O number
of the mounted modules plus 1, are stored.
Indicates the number of mounted MELSECNET/10 modules or
MELSECNET/H modules.
Indicates the I/O number of mounted MELSECNET/10 module
I/O No.
or MELSECNET/H module.
Network Indicates the network No. of mounted MELSECNET/10 module
No. or MELSECNET/H module.
Group Indicates the group No. of mounted MELSECNET/10 module or
number MELSECNET/H module.
Indicates the station No. of mounted MELSECNET/10 module
Station No.
or MELSECNET/H module.
Standby
In the case of standby stations, the module number of the
informa-
standby station is stored. (1 to 4)
tion
Data configuration is the same as that of the 1st module
(SD255 to SD259).
Data configuration is the same as that of the 1st module
(SD255 to SD259).
Data configuration is the same as that of the 1st module
(SD255 to SD259).
Explanation
b15 to b12 b11 to b8 b7 to b4 b3 to b0
Extension 3 Extension 2 Extension 1 Main
Extension 7 Extension 6 Extension 5 Extension 4
b15 to b12 b11 to b8 b7 to b4 b3 to b0
Extension 3 Extension 2 Extension 1 Main
Fixed to 0 Fixed to 0 Fixed to 0 Extension 4
b15 to b12 b11 to b8 b7 to b4 b3 to b0
Extension 3 Extension 2 Extension 1 Main
Fixed to 0 Fixed to 0 Fixed to 0 Extension 4
Corres-
ponding
Set by
ACPU
(When Set)
D9
S
(Initial)
S
(Request END)
New
S
(Initial)
Corres-
ponding
CPU
Qn(H)
QnPH
QnPRH
QnU
Q00J/Q00/
Q01
Q00J/Q00
*1
/Q01
Qn(H)
QnPH
QnPRH
Q00J/Q00/
Q01
QnU
LCPU
QCPU
Qn(H)
QnPH
QnPRH
*2
QnU
Qn(H)
QnPH
QnPRH
*3
QnU