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MELSEC-Q
11 INSTRUCTIONS AND FUNCTIONS
• Data is stored in <storage area for data to be written> as follows:
Example: When writing data to buffer memory addresses 1 to 3 of an AD61
module whose I/O addresses are X/Y40 to X/Y5F.
1) If an input element is specified as an integer variable/array, the data is stored
as follows:
Number of bytes to be written • • • • 6 bytes
Starting address • • • • • • • • • • • •
Module number • • • • • • • • • • • • •
82
H
05
H
PCRD TBL%( ), SD%( )
23
H
(H)
45
H
(L)
SD%(0)
00
H
(H)
12
H
(L)
SD%(1)
18
H
(L)
00
H
(H)
SD%(2)
45
H
(L)
23
H
(H)
00
H
(H)
12
H
(L)
18
H
(L)
00
H
(H)
23
H
(H)
00
H
(H)
45
H
(L)
12
H
(L)
18
H
(L)
00
H
(H)
1
2
3
82
H
83
H
84
H
85
H
86
H
87
H
(Address)
Storage status
of data written
Buffer memory viewed
from the BASIC program
Buffer memory viewed
from the PLC CPU
(Address)
Specify
2) If an input element is specified as a character variable or character array
variable name:
Specify
PCRD TBL%( ), SD%( )
Number of bytes to be written • • • • 6 bytes
Starting address • • • • • • • • • • • •
Module number • • • • • • • • • • • • •
82
H
05
H
45
H
(L)
23
H
(H)
00
H
(H)
12
H
(L)
18
H
(L)
00
H
(H)
23
H
(H)
00
H
(H)
45
H
(L)
12
H
(L)
18
H
(L)
00
H
(H)
1
2
3
82
H
83
H
84
H
85
H
86
H
87
H
(Address)
Storage status
of data written
Buffer memory viewed
from the BASIC program
Buffer memory viewed
from the PLC CPU
(Address)
1st
character
2nd
character
3rd
character
4th
character
5th
character
6th
character
SD $
45
H
23
H
00
H
12
H
18
H
00
H
Содержание A1SD51S
Страница 183: ...11 13 11 13 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS RUN Before swap A 0 H924 A 1 H1159 After swap A 0 H1159 A 1 H924 OK...
Страница 331: ...11 161 11 161 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the CON ON OFF STOP and ZOPEN functions and Section 7 4...
Страница 557: ...11 387 11 387 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the CHR SPACE and SPC functions...
Страница 629: ...11 459 11 459 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the ZOPEN ZSEND and ZCNTL instructions and Section 7 3 4...
Страница 645: ...11 475 11 475 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the ZEVENT ZSIGNAL and DEF ZEVENT instructions...