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3 SPECIFICATIONS
3 - 39
(a)
Reading data by the special variable B@ in BASIC program
With the special variable B@, the special relays are designated by EM9000
to EM9127. Designation is in 1-bit units.
EM9000
EM9001
EM9002
EM9003
EM9004
EM9125
EM9126
EM9127
Program example
The following shows a program where data are read from the QD51
(-R24)'s special relay EM9000.
150 A=B@ (EM, 9000)
QD51(-R24)
Special Relay
b15
EM
EM
2500
H
9015
9014
EM
EM
2501
H
9030
9031
to
EM
EM
2506
H
9110
9111
EM
EM
2507
H
9127
9126
QD51(-R24)
Special Relay
1/0
B@
1/0
1/0
(Reading of data)
1/0
1/0
1/0
1/0
1/0
Special variable B@
(Reading of data)
to
b0
EM
EM
EM9000 to EM9015
to
9001
9000
EM
EM
EM9016 to EM9031
to
9017
9016
to
EM
EM
EM9096 to EM9111
to
9097
9096
EM
EM
EM9112 to EM9127
to
9113
9112
MELSEC-Q
BASIC
program
BASIC
Program
(1-bit units)
3 - 39
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