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5 COMMUNICATION USING GENERAL-PURPOSE INPUT/OUTPUT
5 - 6
• Y10+ through Y20+ • • • General-Purpose Output
Controls the value of Special Variable (B@) using output Y in the sequence
program.
Example when the starting address is 00
PLC CPU
X40
Y10
• Y21+ through Y28+ • • • Startup Program Designation
Sets the programs that correspond to output Y that has been turned ON between
Y21+ through Y28+ for startup.
The programs that correspond to output Y are as follows.
Y21+
Sets BASIC Task No. 1 for program startup.
Sets BASIC Task No. 2 for program startup.
Sets BASIC Task No. 3 for program startup.
Sets BASIC Task No. 4 for program startup.
Sets BASIC Task No. 5 for program startup.
Sets BASIC Task No. 6 for program startup.
Sets BASIC Task No. 7 for program startup.
Y28+
Sets BASIC Task No. 8 for program startup.
Y29+
must be turned ON to start
up the programs that are designated
in Y21+
to Y28+
H
Communications Module
A%=B@(Y,&H00)
B@ gives "1" to A% when output Y10 is
turned ON using the sequence program.
(BASIC Task No. 1 through BASIC Task No. 8)
.
MELSEC-Q
5 - 6
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