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From: Martin Heinen <martin@sumuk.de>
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Subject: docs/35280: [PATCH] null-modem cable pinout in 'Serial Communications'
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>Number:         35280
>Category:       docs
>Synopsis:       [PATCH] null-modem cable pinout in 'Serial Communications'
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-doc
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          doc-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Feb 24 09:40:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     Martin Heinen
>Release:        FreeBSD 4.4-STABLE i386
>Organization:
>Environment:
System: FreeBSD Moses.earth.sol 4.4-STABLE FreeBSD 4.4-STABLE #0: Sat Dec 22 07:35:30 CET 2001 toor@Moses.earth.sol:/usr/obj/usr/src/sys/MOSES i386


	
>Description:
	With the null-modem cable pinout depicted in the handbook it
	is impossible to use hardware flow control.  Replaced
	the layout with a more common one.
>How-To-Repeat:
	Read the chapter 'Serial Communications' and compare for
	example with http://www.indiacam.net/pinout/#7C
>Fix:

Index: chapter.sgml
===================================================================
RCS file: /u/cvs/doc/en_US.ISO8859-1/books/handbook/serialcomms/chapter.sgml,v
retrieving revision 1.52
diff -u -r1.52 chapter.sgml
--- chapter.sgml	14 Feb 2002 22:31:00 -0000	1.52
+++ chapter.sgml	24 Feb 2002 17:11:29 -0000
@@ -141,6 +141,14 @@
 	      
 	      <tbody>
 		<row>
+		  <entry>SG</entry>
+		  <entry>7</entry>
+		  <entry>connects to</entry>
+		  <entry>7</entry>
+		  <entry>SG</entry>
+		</row>
+		
+		<row>
 		  <entry>TxD</entry>
 		  <entry>2</entry>
 		  <entry>connects to</entry>
@@ -157,60 +165,53 @@
 		</row>
 		
 		<row>
-		  <entry>DTR</entry>
-		  <entry>20</entry>
+		  <entry>RTS</entry>
+		  <entry>4</entry>
 		  <entry>connects to</entry>
-		  <entry>6</entry>
-		  <entry>DSR</entry>
+		  <entry>5</entry>
+		  <entry>CTS</entry>
 		</row>
 		
 		<row>
-		  <entry>DSR</entry>
-		  <entry>6</entry>
+		  <entry>CTS</entry>
+		  <entry>5</entry>
 		  <entry>connects to</entry>
-		  <entry>20</entry>
-		  <entry>DTR</entry>
+		  <entry>4</entry>
+		  <entry>RTS</entry>
 		</row>
 		
 		<row>
-		  <entry>SG</entry>
-		  <entry>7</entry>
+		  <entry>DTR</entry>
+		  <entry>20</entry>
 		  <entry>connects to</entry>
-		  <entry>7</entry>
-		  <entry>SG</entry>
+		  <entry>6</entry>
+		  <entry>DSR</entry>
 		</row>
 		
 		<row>
 		  <entry>DCD</entry>
 		  <entry>8</entry>
-		  <entry>connects to</entry>
-		  <entry>4</entry>
-		  <entry>RTS</entry>
-		</row>
-		
-		<row>
-		  <entry>RTS</entry>
-		  <entry>4</entry>
 		  <entry></entry>
-		  <entry>5</entry>
-		  <entry>CTS</entry>
+		  <entry>6</entry>
+		  <entry>DSR</entry>
 		</row>
 		
 		<row>
-		  <entry>CTS</entry>
-		  <entry>5</entry>
+		  <entry>DSR</entry>
+		  <entry>6</entry>
 		  <entry>connects to</entry>
-		  <entry>8</entry>
-		  <entry>DCD</entry>
+		  <entry>20</entry>
+		  <entry>DTR</entry>
 		</row>
 	      </tbody>
 	    </tgroup>
 	  </informaltable>
 	  
 	  <note>
-	    <para>For DCD to RTS, connect pins 4 to 5 internally in the
-	      connector hood, and then to pin 8 in the remote
-	      hood.</para>
+	    <para>Connect <quote>Data Set Ready</quote> (DSR) and
+	      <quote>Data Carrier Detect</quote> (DCD) internally in the
+	      connector hood, and then to <quote>Data Terminal
+	        Ready</quote> (DTR) in the remote hood.</para>
 	  </note>
 	</sect4>
 
>Release-Note:
>Audit-Trail:
>Unformatted:

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