Category: <b>serial I/O</b>
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<pre><b>INT 7F - Telebit ACS SERIAL I/O</b>

	ES:SI-&gt; parameter block (see <a href=../../it/67/38.html>#03867</a>)
Return: CF set on error
	CF clear on success
InstallCheck:	test for the signature "PDGATEWRKSTNIF" just prior to the
	  interrupt handler
Index:	installation check;Telebit ACS Serial I/O

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