Zneo Serial: Fix cut'n'paste error in some conditional configuration

configs/z16f2800100zcog/README.txt

@@ -3,6 +3,21 @@ README.txt
 
 This is the README file for the NuttX port to the ZiLog ZNEO MCU.
 
+- Console output is on UART0.
+
+- NOTE: My board has a 20MHz crystal, but I have heard of other boards with
+  18.432MHz crystals.  If you board has a diff crystal installed, then
+  modify the system frequency in include/board.h.
+
+Contents
+========
+
+  - ZDS-II Compiler Versions
+  - Patches
+  - Serial Console
+  - Selecting Configurations
+  - Configuration Sub-directories
+
 ZDS-II Compiler Versions
 ========================
 
@@ -91,6 +106,20 @@ The patch can also be removed with:
 
 See the section "Selecting Configurations" below.
 
+Serial Console
+==============
+
+By default, console output is on UART1 which corresponds to the DB9
+connector labelled CONSOLE.
+
+UART1 is also available on JP2:
+
+  MCU PIN     GPIO  JP2
+  Pin 86 TXD1 PD5   JP2 Pin 25
+  Pin 87 RXD1 PD4   JP2 Pin 25
+  Vcc               JP2 Pin 59
+  GND               JP2 Pins 19, 39, 46, 48, 56
+
 Selecting Configurations
 ========================
 
@@ -208,7 +237,7 @@ ostest
       c. At present, the native Windows build fails at the final link stages.
          The failure is due to problems in arch/z16/src/nuttx.linkcmd that
          is autogenerated by arch/z16/src/Makefile.  The basic problem
-         is the spurious spaces and and carrirage returns are generated at
+         is the spurious spaces and and carriage returns are generated at
          the end of the lines after a line continuation (\ ^M).  If these
          trailing bad characters are manually eliminated, then the build
          will succeed on the next try.