11 - 443 11 - 443
MELSEC-Q
11 INSTRUCTIONS AND FUNCTIONS
Available only in execution mode
ZMESSAGE OPEN
Instruction
ZMESSAGE OPEN
• Opens a previously defined message port.
ZMESSAGE OPEN <message port number>
Syntax
<message port number>
• • • •
Specify the number of the message port to be
opened.
Examples
ZMESSAGE OPEN 1
• • • •
Opens the message port of message port number 1.
Description
• The ZMESSAGE OPEN instruction is used to open message ports previously defined by
the ZMESSAGE instruction.
• Specify the message port number of the message port to be opened in <message port
number>.
• The ZMESSAGE instruction only defines the message ports; the message ports may be
used by the ZMESSAGE OPEN instruction.
• An error occurs if the ZMESSAGE OPEN instruction is executed on message ports that have
not been defined by the ZMESSAGE instruction.
• Execute the ZMESSAGE OPEN instruction in each program executed in multitask operations.
REMARK
See the ZMESSAGE, ZMESSAGE CLOSE, ZMESSAGE GET, ZMESSAGE KILL
and ZMESSAGE PUT instructions, and Section 8.5.2.
Содержание A1SD51S
Страница 183: ...11 13 11 13 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS RUN Before swap A 0 H924 A 1 H1159 After swap A 0 H1159 A 1 H924 OK...
Страница 331: ...11 161 11 161 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the CON ON OFF STOP and ZOPEN functions and Section 7 4...
Страница 557: ...11 387 11 387 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the CHR SPACE and SPC functions...
Страница 629: ...11 459 11 459 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the ZOPEN ZSEND and ZCNTL instructions and Section 7 3 4...
Страница 645: ...11 475 11 475 MELSEC Q 11 INSTRUCTIONS AND FUNCTIONS REMARK See the ZEVENT ZSIGNAL and DEF ZEVENT instructions...