diff --git a/Documentation/NuttX.html b/Documentation/NuttX.html
index fc1ad062c5f..c7a455600d1 100644
--- a/Documentation/NuttX.html
+++ b/Documentation/NuttX.html
@@ -8,7 +8,7 @@
   <tr align="center" bgcolor="#e4e4e4">
     <td>
       <h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
-      <p>Last Updated: February 10, 2008</p>
+      <p>Last Updated: February 11, 2008</p>
     </td>
   </tr>
 </table>
@@ -600,7 +600,28 @@
     </p>
     <p>
       <b>STATUS:</b>
-      The preliminary release of support for the z16f was made available in NuttX version 0.3.7.
+      The initial release of support for the z16f was made available in NuttX version 0.3.7.
+    </p>
+   </td>
+</tr>
+<tr>
+  <td valign="top"><img src="favicon.ico"></td>
+  <td bgcolor="#5eaee1">
+    <b>Zilog Z8Encore!</b>
+  </td>
+</tr>
+<tr>
+  <td><br></td>
+  <td>
+    <p>
+      <b>Zilog Z8Encore! Microncontroller</b>.
+      This port use the Zilog z8encore000zco development kit, Z8F642 part, and the Zilog
+      ZDS-II Windows command line tools.
+      The development environment is Cygwin under WinXP.
+    </p>
+    <p>
+      <b>STATUS:</b>
+      The Z8Encore! port is a work in progress and will be released in a future NuttX version.
     </p>
    </td>
 </tr>
@@ -969,6 +990,9 @@ buildroot-0.1.0 2007-03-09 &lt;spudmonkey@racsa.co.cr&gt
 <pre><ul>
 nuttx-0.3.9 2008-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 
+	* Began adding support for the ZiLOG Z8Encore! microcontroller for the Z8Encore000ZCO
+	  development board and the Z8F642 part.
+
 pascal-0.1.3 2008-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 
 buildroot-0.1.1 2007-xx-xx &lt;spudmonkey@racsa.co.cr&gt
diff --git a/Documentation/NuttxPortingGuide.html b/Documentation/NuttxPortingGuide.html
index 0e5963b2a1a..9a668d86c51 100644
--- a/Documentation/NuttxPortingGuide.html
+++ b/Documentation/NuttxPortingGuide.html
@@ -16,7 +16,7 @@
   </b></big></h1>
   <p><small>by</small></p>
   <p>Gregory Nutt</p>
-  <p><small>Last Update: February 7, 2008</small></p>
+  <p><small>Last Update: February 11, 2008</small></p>
 </center>
 
 <center><h1>Table of Contents</h1></center>
@@ -384,7 +384,7 @@
     This directory holds common ARM architectures.  At present, this includes
     the following subdirectories:
     <ul>
-      <li><code>arch/arm/include</code> and <code>arch/arm/common</code>:
+      <li><code>arch/arm/include</code> and <code>arch/arm/src/common</code>:
           Common ARM logic.
       </li>
 
@@ -426,13 +426,34 @@
   <li><code>arch/z16f</code>:
     Zilog z16f Microcontroller.
     This port uses the Zilog z16f2800100zcog Development Kit.
-    This is a work in progress.
+    This port was released with nuttx-0.3.7.
   </li>
 
     <li><code>arch/z80</code>:
-    Zilog z80 Microcontroller.
-    This port has been verified using only a z80 instruction simulator.
-  </li>
+    This directory holds 8-bit ZiLOG architectures.  At present, this includes the
+    Zilog z80 and z8Encore! Microcontrollers.
+    <ul>
+      <li><code>arch/z80/include</code> and <code>arch/z80/src/common</code>:
+          Common logic.
+      </li>
+
+      <li><code>arch/z80/include/z80</code> and <code>arch/z80/src/z80</code>:
+        The Z80 port was released in nuttx-0.3.6 has been verified using only a
+        z80 instruction simulator.
+        The set simulator  can be found in the NuttX CVS at
+        http://nuttx.cvs.sourceforge.net/nuttx/misc/sims/z80sim.
+        This port also the SDCC toolchain (http://sdcc.sourceforge.net/")
+        (verified with version 2.6.0 and 2.7.0).
+      </li>
+
+      <li><code>arch/z80/include/z8</code> and <code>arch/z80/src/z8</code>:
+        The Z8Encore! port use the Zilog z8encore000zco
+        development kit, Z8F642 part, and the Zilog ZDS-II Windows command line
+        tools.  The development environment is Cygwin under WinXP.
+        This port is in progress and will be released in a future NuttX release.
+      </li>
+    </ul>
+    </li>
 </ul>
 
 <p>
@@ -621,6 +642,13 @@
     This port use the Zilog z16f2800100zcog development kit and the
     Zilog ZDS-II Windows command line tools.
     The development environment is Cygwin under WinXP.
+  </li>
+
+  <li><code>configs/z8encore000zco</code>
+    z8Encore! Microncontroller.  This port use the Zilog z8encore000zco
+    development kit, Z8F642 part, and the Zilog ZDS-II Windows command line
+    tools.  The development environment is Cygwin under WinXP.
+  </li>
 
   <li><code>configs/z80sim</code>:
     z80 Microcontroller.  This port uses a Z80 instruction set simulator.