Changes between Version 58 and Version 59 of PiBotOsInstallation

Timestamp:

Oct 14, 2016, 10:44:08 PM (9 years ago)

Author:

David Albert

Comment:

--

PiBotOsInstallation

@@ -21 +21 @@
        sudo apt-get upgrade
      }}}
+* Install some useful packages:
+     {{{
+       sudo apt-get install i2c-tools
+       i2cdetect -y 1
+     }}}
 * Install Oracle Java JDK. Do not use stock OpenJDK, its slower.
      {{{ 
@@ -26 +31 @@
      }}}
   * Then test,  by running {{{java -version}}}.  It should say java 8, not openjdk.
+
+To access the I/O capabilities of the Pi (and the PiBot hat), you must install additional libraries; either Oracle's Device I/O (DIO) or Pi4J (which uses WiringPi) or both.  You can read about them [https://dzone.com/refcardz/iot-applications-with-java-and-raspberry-pi here].  Tutorials are [http://www.slideshare.net/javafxpert/raspberry-pi-with-java-8 here] and [https://blogs.oracle.com/javatraining/entry/using_device_i_o_with here]
+
 * Install [http://pi4j.com/ Pi4J]
      {{{
@@ -32 +40 @@
      }}}
 * Test installation by checking version: {{{pi4j -v}}}
-* Install Oracle [https://gautric.github.io/blog/2016/03/09/rhiot-Device-IO-API-i2cdetect-impl.html Device I/O] (DIO) library
+* Install Oracle [https://gautric.github.io/blog/2016/03/09/rhiot-Device-IO-API-i2cdetect-impl.html Device I/O] (DIO) library.
+  See usage [http://www.oracle.com/technetwork/articles/java/cruz-gpio-2295970.html here] and [http://www.oracle.com/technetwork/articles/java/cruz-gpio-2295970.html 
 {{{
   sudo apt-get install mercurial
@@ -41 +50 @@
   make
 }}}
+* Test Device I/O following [https://gautric.github.io/blog/2016/03/09/rhiot-Device-IO-API-i2cdetect-impl.html these directions]
 
 * Install [https://www.nano-editor.org/ Nano] text editor {{{sudo apt-get install nano}}}