PSI BOX PLUS+ Reference
Control Functions
STRING.
Send A String Of Data To A Bus Device.
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Purpose.
To send a string of data to the IEEE bus but without
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any addressing information.
The STRING command does not provide any addressing
information about who should receive the data, that must be
specified before the STRING command. The STRING command
simply sends the text enclosed in the delimiters to the bus.
The STRING command is a simple method of adding text
in the middle of a bus data exchange.
Format.
OUTPUT "HELLO"
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Params.
Delimiter string delimiter.
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Returns.
None.
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Example.
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_
BUS MTA LISTEN 4 STRING !HELLO! EOI 13 UNL
This will send the text HELLO to the current bus device.
Bus Activity.
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_
assert ATN if not already so
TAD PSI BOX is the talker default address is 0
LISTEN 4 command device 4 to listen
DAB 68 (H)
DAB 65 (E)
DAB 72 (L)
DAB 72 (L)
DAB 79 (0)
DAB 13 (0) with EOI true
UNLISTEN
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Chapter 8