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<title>Procyon AVRlib: spyglass.c File Reference</title>
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<h1>spyglass.c File Reference</h1><hr><a name="_details"></a><h2>Detailed Description</h2>
<p>
Definition in file <a class="el" href="spyglass_8c-source.html">spyglass.c</a>.
<p>
<code>#include "<a class="el" href="global_8h-source.html">global.h</a>"</code><br>
<code>#include "<a class="el" href="rprintf_8h-source.html">rprintf.h</a>"</code><br>
<code>#include "<a class="el" href="timer_8h-source.html">timer.h</a>"</code><br>
<code>#include "<a class="el" href="i2c_8h-source.html">i2c.h</a>"</code><br>
<code>#include "<a class="el" href="spyglass_8h-source.html">spyglass.h</a>"</code><br>
<code>#include "<a class="el" href="lcd_8h-source.html">lcd.h</a>"</code><br>
<p>
<a href="spyglass_8c-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga11" doxytag="spyglass.c::pcf8574Write"></a>
u08 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga11">pcf8574Write</a> (u08 nodeAddr, u08 data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Write I/O Data to PCF8574 I2C<->Digital I/O chip. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga12" doxytag="spyglass.c::pcf8574Read"></a>
u08 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga12">pcf8574Read</a> (u08 nodeAddr)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Read I/O Data from PCF8574 I2C<->Digital I/O chip. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga0" doxytag="spyglass.c::spyglassInit"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga0">spyglassInit</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">initialize the I2C bus for communication with the spyglass UI. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">u08 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga1">spyglassGetPushbuttons</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga2">spyglassSetLeds</a> (u08 leds)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga3">spyglassSetBeeper</a> (u08 state)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">u08 </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga4">spyglassSetLcdContrast</a> (u08 contrast)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga9" doxytag="spyglass.c::spyglassLcdWrite"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga9">spyglassLcdWrite</a> (u08 rs, u08 data)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Write control or display data to LCD. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga10" doxytag="spyglass.c::spyglassLcdWriteChar"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga10">spyglassLcdWriteChar</a> (u08 c)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Write character to LCD. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga5" doxytag="spyglass.c::spyglassLcdInit"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga5">spyglassLcdInit</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize LCD for operation. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga6" doxytag="spyglass.c::spyglassLcdHome"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga6">spyglassLcdHome</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set write/cursor position to upper left. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga7" doxytag="spyglass.c::spyglassLcdClear"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga7">spyglassLcdClear</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Clear LCD display. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ga8" doxytag="spyglass.c::spyglassLcdGotoXY"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__spyglass.html#ga8">spyglassLcdGotoXY</a> (u08 x, u08 y)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set write/cursor posision on LCD display (x=col, y=line). <br></td></tr>
<tr><td colspan="2"><br><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a0" doxytag="spyglass.c::PcfCtrlData"></a>
u08 </td><td class="memItemRight" valign="bottom"><b>PcfCtrlData</b></td></tr>
</table>
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