Table of Contents
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11 INSTRUCTIONS AND FUNCTIONS
(2) Program example for a format 2 control table
100 'A program example that writes data to a Q/QnA series PLC CPU's device memory
110 DIM TBL%(10),A%(20)
120 TBL%(0)=256
130 TBL%(1)=1
140 TBL%(2)=1
150 TBL%(4)=515
160 TBL%(5)=144
170 D!=0
180 H!=INT(D!/65536!)
190 L!=D!-H!*65536!
200 H$=RIGHT$("0000"+HEX$(H!),4)
210 L$=RIGHT$("0000"+HEX$(L!),4)
220 TBL%(6)=VAL("&H"+L$)
230 TBL%(7)=VAL("&H"+H$)
240 TBL%(8)=16
250 A%(0)=&HF
260 PCWT TBL%( ),A%( )
270 END
(3) Program example a for format 3 control table
100 'A program example that writes data to a Q/QnA series PLC CPU's device memory
110 DIM TBL%(10),A%(20)
120 TBL%(0)=256
130 TBL%(1)=1
140 TBL%(2)=1
150 TBL%(4)=515
160 TBL%(5)=&H3E3
170 TBL%(6)=144
180 D!=0
190 H!=INT(D!/65536!)
200 L!=D!-H!*65536!
210 H$=RIGHT$("0000"+HEX$(H!),4)
220 L$=RIGHT$("0000"+HEX$(L!),4)
230 TBL%(7)=VAL("&H"+L$)
240 TBL%(8)=VAL("&H"+H$)
250 TBL%(9)=16
260 A%(0)=&HF
270 PCWT TBL%( ),A%( )
280 END
11 - 326
:
'Defines arrays
:
'Specifies a format 2 control table
:
'Specifies network number 1
:
'Specifies station number 1
:
'Specifies to write data to device memory of
the Q/QnA series CPU
:
'Specifies internal relays M
:
'Splits into lower and higher digits
:
'Specifies the starting number (lower) of the
device to be written
:
'Specifies the starting number (higher) of
the device to be written
:
'Specifies the number of points to be
written
:
'Executes the write operation
:
'Defines arrays
:
'Specifies a format 3 control table
:
'Specifies network number 1
:
'Specifies station number 1
:
'Specifies to write data to device memory of
the Q/QnA series CPU
:
'Specifies the requested CPU (PLC No.4)
:
'Specifies internal relays M
:
'Splits into lower and higher digits
:
'Specifies the starting number (lower) of the
device to be written
:
'Specifies the starting number (higher) of
the device to be written
:
'Specifies the number of points to be
written
:
'Executes the write operation
MELSEC-Q
11 - 326
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