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From: louie@umd5 (Louis Mamakos)
Newsgroups: net.micro.amiga
Subject: Re: RKM and serial reads
Message-ID: <1160@umd5>
Date: Mon, 28-Jul-86 20:27:29 EDT
Article-I.D.: umd5.1160
Posted: Mon Jul 28 20:27:29 1986
Date-Received: Mon, 28-Jul-86 22:38:58 EDT
References: <15028@ucbvax.BERKELEY.EDU>
Reply-To: louie@umd5.umd.edu (Louis Mamakos)
Organization: University of Maryland, College Park
Lines: 17
Keywords: SDCMD_QUERY
Summary: Use SDCMD_QUERY

In article <15028@ucbvax.BERKELEY.EDU> robinson@shadow.Berkeley.EDU (Michael Robinson) writes:
>
>	 What is the officially sanctioned method for determining how many 
>     characters are available for reading in the serial input buffer?
>
>ARPA:	robinson@ernie.berkeley.edu
>USENET:	ucbvax!ernie!robinson

The way that I do this in my terminal program is to use the SDCMD_QUERY
function to the serial driver.  This will return the number of buffered
input characters in the IOSer.io_Actual field of the I/O request.  Works
in 1.1 and 1.2 beta 4.

-- 
Louis A. Mamakos WA3YMH   University of Maryland, Computer Science Center
 Internet: louie@trantor.umd.edu
 UUCP: {seismo!umcp-cs, ihnp4!rlgvax}!cvl!umd5!louie