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11 INSTRUCTIONS AND FUNCTIONS
(2) Program example for a format 2 control table
100 ' A program example that reads extension file register data by specifying sequential addresses
110 DIM TBL%(7),A%(9)
120 TBL%(0)=256
130 TBL%(1)=1
140 TBL%(2)=1
130 TBL%(4)=7
140 D!=0
150 H!=INT(D!/65536!)
160 L!=D!-H!*65536!
170 H$=RIGHT$("0000"+HEX$(H!),4)
180 H$=RIGHT$("0000"+HEX$(L!),4)
190 TBL%(5)=VAL("&H"+L$)
200 TBL%(6)=VAL("&H"+H$)
210 TBL%(7)=10
220 PCRD TBL%( ),A%( )
230 FOR I=0 TO 9
240 PRINT A%(1)
250 NEXT I
260 END
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'Defines arrays
:
'Specifies a format 2 control table
:
'Specifies network number 1
:
'Specifies station number 1
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'Specifies to read extension file register
data by specifying sequential addresses
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'The upper byte of the sequential address
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'The lower byte of the sequential address
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'Stores the lower byte in the control table
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'Stores the upper byte in the control table
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'Specifies to read for 10 points
:
'Executes the read operation
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'Displays the data read
MELSEC-Q
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