11 - 22 11 - 22
MELSEC-Q
11 INSTRUCTIONS AND FUNCTIONS
Program Example
10 ' Converts 2-word integer in D0, D1 to a double precision real number
20 DIM TBL%(5),A%(1)
:
' Defines arrays
30 TBL%(0)=255
:
' Sets the communication station number to
the local station
40 TBL%(1)=1
:
' Specifies readout of the device memory
50 TBL%(2)=2
:
' Specifies word as the unit
60 TBL%(3)=18
:
' Specifies the data register
70 TBL%(4)=0
:
' Specifies the starting device number to be
read
80 TBL%(5)=2
:
' Specifies the readout count
90 PCRD TBL%(),A%()
:
' Executes the read operation
100 A#=CIDB(A%(0))
:
' Converts into a double precision real
number
110 PRINT "D0,D1value-->";A#
120 END
REMARK
See the CSNI instruction, CIDB function, CISN function, PCRD instruction, PCWT
function, and Chapter 4.
