Category: <b>serial I/O</b>
<p>
<pre><b>INT 14 - COMM-DRV v14.0 - READ PORT METRICS - GET ERROR CODE AND BUFFER STATUS</b>

	AX = 8000h
	DX = port number
Return: AX = code for last error (see <a href=../../it/57/3.html>#00357</a>)
	BX = number of characters in output buffer
	CX = nubmer of characters in input buffer
	DX = state flag (see <a href=../../it/58/3.html>#00358</a>)
Program: COMM-DRV is a universal serial communications driver by Willies'
	  Computer Software Company, which supports standard INT 14 and
	  FOSSIL calls as well as its own interfaces
SeeAlso: AX=8001h"COMM-DRV",AX=8002h"COMM-DRV",AX=8003h"COMM-DRV"

</pre>