<sect1 id="CFontzPacket-howto"><title>The CFontzPacket Driver</title><para>This section talks about using LCDproc with LCD displays that use theCFontzPacket chipset.</para><!-- ## CrystalFontz packet driver (for CF631, CF633 &amp; CF635) ## --><sect2 id="CFontzPacket-config"><title>Configuration in LCDd.conf</title><sect3 id="CFontzPacket-config-section"><title>[CFontzPacket]</title><variablelist><varlistentry>  <term>    <command>Model=</command>    <arg choice="plain">    <group choice="req">      <arg choice="plain"><literal>631</literal></arg>      <arg choice="plain"><literal><emphasis>633</emphasis></literal></arg>      <arg choice="plain"><literal>635</literal></arg>    </group>    </arg>  </term>  <listitem><para>    Select the LCD model [default: <literal>633</literal>; legal: <literal>631</literal>,                                                                  <literal>633</literal>,								  <literal>635</literal>]  </para></listitem></varlistentry><varlistentry>  <term>    <command>Device=</command>    <arg choice="plain"><replaceable>DEVICE</replaceable></arg>  </term>  <listitem><para>    Select the output device to use [default: <filename>/dev/lcd</filename>]    May be a serial device or a USB device in serial emulation mode.  </para></listitem></varlistentry><varlistentry>  <term>    <command>Size=</command>    <arg choice="plain">      <replaceable>WIDTH</replaceable>      <literal>x</literal>      <replaceable>HEIGHT</replaceable>    </arg>  </term>  <listitem><para>    Select the LCD size [default: depending on model: 635: <literal>20x4</literal>,                                                      631: <literal>20x2</literal>,						      633: <literal>16x2</literal>]  </para></listitem></varlistentry><varlistentry>  <term>    <command>Contrast=</command>    <arg choice="plain"><replaceable>CONTRAST</replaceable></arg>  </term>  <listitem><para>    Set the initial contrast.    Legal values for <replaceable>CONTRAST</replaceable> are <literal>0</literal> - <literal>1000</literal>.    If not specified, it defaults to <literal>560</literal>.  </para></listitem></varlistentry><varlistentry>  <term>    <command>Brightness=</command>    <arg choice="plain"><replaceable>BRIGHTNESS</replaceable></arg>  </term>  <listitem><para>    Set the initial brightness [default: <literal>1000</literal>; legal: <literal>0</literal> - <literal>1000</literal>]  </para></listitem></varlistentry><varlistentry>  <term>    <command>OffBrightness=</command>    <arg choice="plain"><replaceable>BRIGHTNESS</replaceable></arg>  </term>  <listitem><para>    Set the initial off-brightness [default: <literal>0</literal>; legal: <literal>0</literal> - <literal>1000</literal>]    This value is used when the display is normally    switched off in case LCDd is inactive  </para></listitem></varlistentry><varlistentry>  <term>    <command>Speed=</command>    <arg choice="plain">    <group choice="req">      <arg choice="plain"><literal>1200</literal></arg>      <arg choice="plain"><literal>2400</literal></arg>      <arg choice="plain"><literal>9600</literal></arg>      <arg choice="plain"><literal>19200</literal></arg>      <arg choice="plain"><literal>115200</literal></arg>    </group>    </arg>  </term>  <listitem><para>    Set the the baud rate for communication with the LCD.    If not specified, the default depends on the model: it is <literal>9600</literal>    for the CFA633 and <literal>115200</literal> for the CFA631 and CFA635.  </para></listitem></varlistentry><varlistentry>  <term>    <command>NewFirmware=</command>    <arg choice="plain">    <group choice="req">      <arg choice="plain"><literal>yes</literal></arg>      <arg choice="plain"><literal><emphasis>no</emphasis></literal></arg>    </group>    </arg>  </term>  <listitem><para>    Set the firmware version (<emphasis>New</emphasis> means >= 2.0) [default: <literal>no</literal>; legal: <literal>yes</literal>, <literal>no</literal>]    Currently this flag is not in use, there is no such thing as NewFirmware. ;=)  </para></listitem></varlistentry><varlistentry>  <term>    <command>Reboot=</command>    <arg choice="plain">    <group choice="req">      <arg choice="plain"><literal>yes</literal></arg>      <arg choice="plain"><literal><emphasis>no</emphasis></literal></arg>    </group>    </arg>  </term>  <listitem><para>    Reinitialize the LCD's BIOS [default: <literal>no</literal>; legal: <literal>yes</literal>, <literal>no</literal>]    I want to reboot the LCD to make sure we start from a known state  </para></listitem></varlistentry></variablelist></sect3></sect2></sect1>