Section 5 Listner Input Formats
5-12
5.2.5
<PROGRAM MESSAGE UNIT SEPARATOR>
<PROGRAM MESSAGE UNIT SEPARATOR> is defined as follows.
;
<white space>
<white space> is defined as follows.
<white space character>
Refer to 5.2.3
<PROGRAM MESSAGE UNIT SEPARATOR> divides a sequence of <PROGRAM MESSAGE UNIT> elements
within the <PROGRAM MESSAGE> range.
A device interprets a semicolon (;) as the separator between <PROGRAM MESSAGE UNIT> elements. Accord-
ingly, <white space character> before and after the semicolon are ignored. It should be noted that <white space
character> improves program readability. <white space> following a semicolon is also used as a <white space> for
the next program header. (See <Example 2> on the Section 5.2.4 or Section 5.2.8.)
5.2.6
<PROGRAM MESSAGE UNIT>
<PROGRAM MESSAGE UNIT> is defined as follows:
<COMMAND MESSAGE UNIT>
Refer to 5.2.7
<QUERY MESSAGE UNIT>
Refer to 5.2.7
<PROGRAM MESSAGE UNIT> is a single command message received by a device.
It consists of <COMMAND MESSAGE UNIT> or <QUERY MESSAGE UNIT>, a single query message.
For details on <COMMAND MESSAGE UNIT> and <QUERY MESSAGE UNIT>, see the next page.
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