Reading Data From Designated File (Sp.fread) - Mitsubishi MELSEC Q Series Programming Manual

7.18.13

Reading Data from Designated File (SP.FREAD)

SP.FREAD
SP.FREAD
Setting
Data
S0
D0
S1
D1
D2
Setting
Data
U0 Dummy
Drive designation
S0
Head number of the devices storing the control data
The following control data is required.
Device
D0
+1
D0
D0
+2
D0
+3
D0
Command
Internal Devices
R, RZ
Bit Word
––
––
––
*1 *1
*1: Local devices and the devices designated for individual programs cannot be used.
Meaning
Item Contents/Setting Data
Execution/
Designate the execution type.
completion
0000 : Read binary data
H
type
0100 : Read data after CSV format conversion
H
(Not used) Used by system
Designate the number of data to request
reading.
No. of
(Unit: Word)
request
Even when byte is specified at
read data
type specification, specify the value in units of
words (16 bits), not in units of bit devices.
(Not used)
*2: Indicates the range applicable for the Universal model QCPU, LCPU.
High
Basic
performance
Universal model QCPU: Other than Q00UJCPU/Q00UCPU/Q01UCPU
SP.FREAD U0 S0
J \
U \G
Bit Word
––
––
––
––
––
Setting Range
––
2
Setting Range
0000
0100
––
1 to 480
1 to 32767
+7 by data
D0
–– ––
SP.FREAD
Ver.
Process
Redundant Universal LCPU
D1
D0 S1 D2
Constants
Zn Other
K, H $
–– ––
–– –– ––
–– –– ––
–– ––
–– –– ––
Set by Data Type
––
User
Set by
H
User
H
BIN 16 bits
System
User
*2
––
7-427
1
2
3
4
6
6
7
8