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<div id="projectname">SSD1306 OLED display driver
&#160;<span id="projectnumber">1.8.2</span>
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<div id="projectbrief">This library is developed to control SSD1306/SSD1331/SSD1351/IL9163/PCD8554 RGB i2c/spi LED displays</div>
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<a href="#define-members">Macros</a> &#124;
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<div class="title">ssd1306_uart.h File Reference</div> </div>
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<div class="textblock"><code>#include &lt;stdint.h&gt;</code><br />
</div>
<p><a href="ssd1306__uart_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:adff6f1691b8119f8c50293135a28e1b3"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ssd1306__uart_8h.html#adff6f1691b8119f8c50293135a28e1b3">UART_BUFFER_RX</a>&#160;&#160;&#160;32</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:aea3c2acc281315ff5dc9f400845bf406"><td class="memItemLeft" align="right" valign="top">static void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ssd1306__uart_8h.html#aea3c2acc281315ff5dc9f400845bf406">uart_init</a> (uint32_t baud)</td></tr>
<tr class="memdesc:aea3c2acc281315ff5dc9f400845bf406"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initializes uart module. <a href="#aea3c2acc281315ff5dc9f400845bf406">More...</a><br /></td></tr>
<tr class="separator:aea3c2acc281315ff5dc9f400845bf406"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0a6add2293e47c6adb4070dcafb77991"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ssd1306__uart_8h.html#a0a6add2293e47c6adb4070dcafb77991">uart_send_byte</a> (uint8_t c)</td></tr>
<tr class="memdesc:a0a6add2293e47c6adb4070dcafb77991"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sends single byte over UART. <a href="#a0a6add2293e47c6adb4070dcafb77991">More...</a><br /></td></tr>
<tr class="separator:a0a6add2293e47c6adb4070dcafb77991"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9303a912df9a76702c17750f3f0a5bf0"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ssd1306__uart_8h.html#a9303a912df9a76702c17750f3f0a5bf0">uart_byte_available</a> (void)</td></tr>
<tr class="memdesc:a9303a912df9a76702c17750f3f0a5bf0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns non-zero code if there are bytes in RX buffer. <a href="#a9303a912df9a76702c17750f3f0a5bf0">More...</a><br /></td></tr>
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<tr class="memitem:a8cd92b6cf3b75bf832242080a7dbe6c2"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ssd1306__uart_8h.html#a8cd92b6cf3b75bf832242080a7dbe6c2">uart_read_byte</a> (void)</td></tr>
<tr class="memdesc:a8cd92b6cf3b75bf832242080a7dbe6c2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Reads byte from UART RX buffer. <a href="#a8cd92b6cf3b75bf832242080a7dbe6c2">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Uart implementation for SSD1306 library</p>
<p>Define UART_INTERRUPT_ENABLE before including this header, if you want interrupt-based UART support. Define CONFIG_AVR_UART_AVAILABLE and CONFIG_AVR_UART_ENABLE before including this header, if you want to use uart module outside ssd1306 library. </p>
<p class="definition">Definition in file <a class="el" href="ssd1306__uart_8h_source.html">ssd1306_uart.h</a>.</p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#adff6f1691b8119f8c50293135a28e1b3">&#9670;&nbsp;</a></span>UART_BUFFER_RX</h2>
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<td class="memname">#define UART_BUFFER_RX&#160;&#160;&#160;32</td>
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<p>Rx buffer size, used by AVR USART implementation </p>
<p class="definition">Definition at line <a class="el" href="ssd1306__uart_8h_source.html#l00049">49</a> of file <a class="el" href="ssd1306__uart_8h_source.html">ssd1306_uart.h</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9303a912df9a76702c17750f3f0a5bf0">&#9670;&nbsp;</a></span>uart_byte_available()</h2>
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<td class="memname">uint8_t uart_byte_available </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Returns non-zero code if there are bytes in RX buffer. </p>
<p>Returns non-zero code if there are bytes in RX buffer </p>
<p class="definition">Definition at line <a class="el" href="ssd1306__uart_8c_source.html#l00128">128</a> of file <a class="el" href="ssd1306__uart_8c_source.html">ssd1306_uart.c</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aea3c2acc281315ff5dc9f400845bf406">&#9670;&nbsp;</a></span>uart_init()</h2>
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<td class="memname">static void uart_init </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>baud</em></td><td>)</td>
<td></td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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<p>Initializes uart module. </p>
<p>Initializes uart module. Depending on UART_INTERRUPT_ENABLE define, module will be initialized in interrupt mode or synchronouse mode.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">baud</td><td>baud rate for the uart module </td></tr>
</table>
</dd>
</dl>
<dl class="section note"><dt>Note</dt><dd>only 115200, 57600, 38400 and 19200 are supported. </dd></dl>
<p class="definition">Definition at line <a class="el" href="ssd1306__uart_8h_source.html#l00068">68</a> of file <a class="el" href="ssd1306__uart_8h_source.html">ssd1306_uart.h</a>.</p>
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<a id="a8cd92b6cf3b75bf832242080a7dbe6c2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8cd92b6cf3b75bf832242080a7dbe6c2">&#9670;&nbsp;</a></span>uart_read_byte()</h2>
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<td class="memname">uint8_t uart_read_byte </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Reads byte from UART RX buffer. </p>
<p>Reads byte from UART RX buffer. Please, check bytes availability via <a class="el" href="ssd1306__uart_8h.html#a9303a912df9a76702c17750f3f0a5bf0" title="Returns non-zero code if there are bytes in RX buffer. ">uart_byte_available()</a> before calling this function. </p>
<p class="definition">Definition at line <a class="el" href="ssd1306__uart_8c_source.html#l00137">137</a> of file <a class="el" href="ssd1306__uart_8c_source.html">ssd1306_uart.c</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0a6add2293e47c6adb4070dcafb77991">&#9670;&nbsp;</a></span>uart_send_byte()</h2>
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<td class="memname">void uart_send_byte </td>
<td>(</td>
<td class="paramtype">uint8_t&#160;</td>
<td class="paramname"><em>c</em></td><td>)</td>
<td></td>
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<p>Sends single byte over UART. </p>
<p>Sends single byte over UART. The function doesn't use any internal buffers, so it returns control once byte is sent.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">c</td><td>byte to send. </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="ssd1306__uart_8c_source.html#l00117">117</a> of file <a class="el" href="ssd1306__uart_8c_source.html">ssd1306_uart.c</a>.</p>
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