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<div id="projectname">BJ-Keyer
&#160;<span id="projectnumber">1.03</span>
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<div id="projectbrief">Morsekeyer für 2 TRX und 6 Morsetasten</div>
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<p>Drehencoder Library.
<a href="#details">Mehr ...</a></p>
<div class="textblock"><code>#include &lt;avr/io.h&gt;</code><br />
<code>#include &lt;avr/interrupt.h&gt;</code><br />
<code>#include &quot;<a class="el" href="encoder_8h_source.html">encoder.h</a>&quot;</code><br />
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typedef enum <a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4b">EButtonState</a>&#160;</td><td class="memItemRight" valign="bottom"><b>tEButtonState</b></td></tr>
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Aufzählungen</h2></td></tr>
<tr class="memitem:a7e7392f1e24ef55450099d5e7d095c4b"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4b">EButtonState</a> { <a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4baa6d3bd33730cea4d3d97c7bb97611d0f">ButtonState_Unpressed</a>
, <a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4bab17e4582ae92a602546a5ed70116b344">ButtonState_Pressed</a>
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Funktionen</h2></td></tr>
<tr class="memitem:a80ec2c177aa9c2636f797ca881381827"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a80ec2c177aa9c2636f797ca881381827">EncoderInit</a> (void)</td></tr>
<tr class="memdesc:a80ec2c177aa9c2636f797ca881381827"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialisierung des Drehencoders und der Startwerte. <a href="encoder_8c.html#a80ec2c177aa9c2636f797ca881381827">Mehr ...</a><br /></td></tr>
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<tr class="memitem:a660e5b11dce82f5b307f628def81d188"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a660e5b11dce82f5b307f628def81d188">EncoderPolling</a> (void)</td></tr>
<tr class="memdesc:a660e5b11dce82f5b307f628def81d188"><td class="mdescLeft">&#160;</td><td class="mdescRight">EncoderPolling. <a href="encoder_8c.html#a660e5b11dce82f5b307f628def81d188">Mehr ...</a><br /></td></tr>
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<tr class="memitem:aaf6a92358a883c87b032984732655084"><td class="memItemLeft" align="right" valign="top"><a id="aaf6a92358a883c87b032984732655084"></a>
int8_t&#160;</td><td class="memItemRight" valign="bottom"><b>EncodeRead</b> (void)</td></tr>
<tr class="separator:aaf6a92358a883c87b032984732655084"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9ec6df4b13c9134f1c61546b718cd563"><td class="memItemLeft" align="right" valign="top">int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a9ec6df4b13c9134f1c61546b718cd563">EncoderRead</a> (char Ueberlauf)</td></tr>
<tr class="memdesc:a9ec6df4b13c9134f1c61546b718cd563"><td class="mdescLeft">&#160;</td><td class="mdescRight">Liest die akt. Position des Drehencoders. <a href="encoder_8c.html#a9ec6df4b13c9134f1c61546b718cd563">Mehr ...</a><br /></td></tr>
<tr class="separator:a9ec6df4b13c9134f1c61546b718cd563"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac9e955efd05fd5f6579bb5e179b506c7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#ac9e955efd05fd5f6579bb5e179b506c7">EncoderWrite</a> (int8_t <a class="el" href="globals_8h.html#a3a1db669858552a5c21490149c648e12">EncoderPos</a>)</td></tr>
<tr class="memdesc:ac9e955efd05fd5f6579bb5e179b506c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setzt die aktuelle Position des Drehencoders. <a href="encoder_8c.html#ac9e955efd05fd5f6579bb5e179b506c7">Mehr ...</a><br /></td></tr>
<tr class="separator:ac9e955efd05fd5f6579bb5e179b506c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab5afede50bbce8aae40f3d02be64a374"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#ab5afede50bbce8aae40f3d02be64a374">EncoderMinMax</a> (int8_t EncoderMin, int8_t EncoderMax)</td></tr>
<tr class="memdesc:ab5afede50bbce8aae40f3d02be64a374"><td class="mdescLeft">&#160;</td><td class="mdescRight">Setzt den minimalen und maximalen Bereich des Drehencoders. <a href="encoder_8c.html#ab5afede50bbce8aae40f3d02be64a374">Mehr ...</a><br /></td></tr>
<tr class="separator:ab5afede50bbce8aae40f3d02be64a374"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2de57e0e3c5f3e0ab176c11363a58bf1"><td class="memItemLeft" align="right" valign="top">tEButtonPressedState&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a2de57e0e3c5f3e0ab176c11363a58bf1">EncoderGetButtonState</a> (void)</td></tr>
<tr class="memdesc:a2de57e0e3c5f3e0ab176c11363a58bf1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Liefert den Status des Tasters vom Drehencoder. <a href="encoder_8c.html#a2de57e0e3c5f3e0ab176c11363a58bf1">Mehr ...</a><br /></td></tr>
<tr class="separator:a2de57e0e3c5f3e0ab176c11363a58bf1"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Variablen</h2></td></tr>
<tr class="memitem:abdbce2c910e9ca583dbbf74a99d50d72"><td class="memItemLeft" align="right" valign="top">int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#abdbce2c910e9ca583dbbf74a99d50d72">DrehgeberPosition</a></td></tr>
<tr class="memdesc:abdbce2c910e9ca583dbbf74a99d50d72"><td class="mdescLeft">&#160;</td><td class="mdescRight">akt. Drehencoderposition <a href="encoder_8c.html#abdbce2c910e9ca583dbbf74a99d50d72">Mehr ...</a><br /></td></tr>
<tr class="separator:abdbce2c910e9ca583dbbf74a99d50d72"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa7c6a2827b1cc4fcb2c5ff33d8d05300"><td class="memItemLeft" align="right" valign="top">int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#aa7c6a2827b1cc4fcb2c5ff33d8d05300">DrehgeberMax</a> = 127</td></tr>
<tr class="memdesc:aa7c6a2827b1cc4fcb2c5ff33d8d05300"><td class="mdescLeft">&#160;</td><td class="mdescRight">maximaler Wert des Drehgebers <a href="encoder_8c.html#aa7c6a2827b1cc4fcb2c5ff33d8d05300">Mehr ...</a><br /></td></tr>
<tr class="separator:aa7c6a2827b1cc4fcb2c5ff33d8d05300"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af734dbab527768cb6207a4a5bd90bd1d"><td class="memItemLeft" align="right" valign="top">int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#af734dbab527768cb6207a4a5bd90bd1d">DrehgeberMin</a> = -127</td></tr>
<tr class="memdesc:af734dbab527768cb6207a4a5bd90bd1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">minimaler Wert des Drehgebers <a href="encoder_8c.html#af734dbab527768cb6207a4a5bd90bd1d">Mehr ...</a><br /></td></tr>
<tr class="separator:af734dbab527768cb6207a4a5bd90bd1d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25f7e7becdadc23b1f28f301dbf0325d"><td class="memItemLeft" align="right" valign="top">volatile int16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a25f7e7becdadc23b1f28f301dbf0325d">iButtonPressedCounter</a> = 0</td></tr>
<tr class="memdesc:a25f7e7becdadc23b1f28f301dbf0325d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Zähler für kurzen Tastendruck. <a href="encoder_8c.html#a25f7e7becdadc23b1f28f301dbf0325d">Mehr ...</a><br /></td></tr>
<tr class="separator:a25f7e7becdadc23b1f28f301dbf0325d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a93ec6852319d923e71003f50ad073327"><td class="memItemLeft" align="right" valign="top">volatile int16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a93ec6852319d923e71003f50ad073327">iButtonDebounceCycles</a> = 0</td></tr>
<tr class="memdesc:a93ec6852319d923e71003f50ad073327"><td class="mdescLeft">&#160;</td><td class="mdescRight">Zähler für Entprellung. <a href="encoder_8c.html#a93ec6852319d923e71003f50ad073327">Mehr ...</a><br /></td></tr>
<tr class="separator:a93ec6852319d923e71003f50ad073327"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa12d33a8833ab123443cfe09d8c385e8"><td class="memItemLeft" align="right" valign="top">volatile int16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#aa12d33a8833ab123443cfe09d8c385e8">iButtonPressedLongCycles</a> = 0</td></tr>
<tr class="memdesc:aa12d33a8833ab123443cfe09d8c385e8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Zähler für langen Tastendruck. <a href="encoder_8c.html#aa12d33a8833ab123443cfe09d8c385e8">Mehr ...</a><br /></td></tr>
<tr class="separator:aa12d33a8833ab123443cfe09d8c385e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3f5ba1853e96736d1ffcc756e9138849"><td class="memItemLeft" align="right" valign="top">volatile int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a3f5ba1853e96736d1ffcc756e9138849">enc_delta</a></td></tr>
<tr class="memdesc:a3f5ba1853e96736d1ffcc756e9138849"><td class="mdescLeft">&#160;</td><td class="mdescRight">Delta des Encoders bei Betätigung. <a href="encoder_8c.html#a3f5ba1853e96736d1ffcc756e9138849">Mehr ...</a><br /></td></tr>
<tr class="separator:a3f5ba1853e96736d1ffcc756e9138849"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a904a7151d59a45adae73c4e0a68b5a1f"><td class="memItemLeft" align="right" valign="top">static int8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="encoder_8c.html#a904a7151d59a45adae73c4e0a68b5a1f">last</a></td></tr>
<tr class="memdesc:a904a7151d59a45adae73c4e0a68b5a1f"><td class="mdescLeft">&#160;</td><td class="mdescRight">letzter Wert des Encoders <a href="encoder_8c.html#a904a7151d59a45adae73c4e0a68b5a1f">Mehr ...</a><br /></td></tr>
<tr class="separator:a904a7151d59a45adae73c4e0a68b5a1f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9031f1bbc45388b7f4d7a6d534114e64"><td class="memItemLeft" align="right" valign="top"><a id="a9031f1bbc45388b7f4d7a6d534114e64"></a>
volatile tEButtonState&#160;</td><td class="memItemRight" valign="bottom"><b>buttonState</b> = <a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4baa6d3bd33730cea4d3d97c7bb97611d0f">ButtonState_Unpressed</a></td></tr>
<tr class="separator:a9031f1bbc45388b7f4d7a6d534114e64"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a32833c1bd4da805038b020ba58750218"><td class="memItemLeft" align="right" valign="top"><a id="a32833c1bd4da805038b020ba58750218"></a>
volatile tEButtonPressedState&#160;</td><td class="memItemRight" valign="bottom"><b>buttonPressed</b> = <a class="el" href="encoder_8h.html#a1f1601ea239948684d4b2a2f830bca26a7eda9605623092fc9f64c89f6126092d">ButtonPressed_Unpressed</a></td></tr>
<tr class="separator:a32833c1bd4da805038b020ba58750218"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Ausführliche Beschreibung</h2>
<div class="textblock"><p>Drehencoder Library. </p>
<dl class="section date"><dt>Datum</dt><dd>2014-12-04 </dd></dl>
<dl class="section author"><dt>Autor</dt><dd>Frank Klee <pre class="fragment"> Basisroutinen zum Abfragen eines Drehencoders mittels Polling.
Quelle: https://www.mikrocontroller.net/articles/Drehgeber
</pre></dd></dl>
<p>Formatierungen und Umbenennungen der Funktionen </p><dl class="section author"><dt>Autor</dt><dd>Tom, DL7BJ </dd></dl>
<dl class="section date"><dt>Datum</dt><dd>2023-03-23 </dd></dl>
</div><h2 class="groupheader">Dokumentation der Aufzählungstypen</h2>
<a id="a7e7392f1e24ef55450099d5e7d095c4b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7e7392f1e24ef55450099d5e7d095c4b">&#9670;&nbsp;</a></span>EButtonState</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">enum <a class="el" href="encoder_8c.html#a7e7392f1e24ef55450099d5e7d095c4b">EButtonState</a></td>
</tr>
</table>
</div><div class="memdoc">
<table class="fieldtable">
<tr><th colspan="2">Aufzählungswerte</th></tr><tr><td class="fieldname"><a id="a7e7392f1e24ef55450099d5e7d095c4baa6d3bd33730cea4d3d97c7bb97611d0f"></a>ButtonState_Unpressed&#160;</td><td class="fielddoc"><p>Taster nicht gedrückt. </p>
</td></tr>
<tr><td class="fieldname"><a id="a7e7392f1e24ef55450099d5e7d095c4bab17e4582ae92a602546a5ed70116b344"></a>ButtonState_Pressed&#160;</td><td class="fielddoc"><p>Taster gedrückt. </p>
</td></tr>
<tr><td class="fieldname"><a id="a7e7392f1e24ef55450099d5e7d095c4ba1ed28d4e307eb4999f1deaf3fa07f4d9"></a>ButtonState_Hold&#160;</td><td class="fielddoc"><p>Taster gehalten. </p>
</td></tr>
<tr><td class="fieldname"><a id="a7e7392f1e24ef55450099d5e7d095c4ba19d35c76d8d53f420fd3106123d67a16"></a>ButtonState_Released&#160;</td><td class="fielddoc"><p>Taster geöffnet. </p>
</td></tr>
</table>
</div>
</div>
<h2 class="groupheader">Dokumentation der Funktionen</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a2de57e0e3c5f3e0ab176c11363a58bf1">&#9670;&nbsp;</a></span>EncoderGetButtonState()</h2>
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<td class="memname">tEButtonPressedState EncoderGetButtonState </td>
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<td class="paramtype">void&#160;</td>
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<p>Liefert den Status des Tasters vom Drehencoder. </p>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">tEButtonPressedState</td><td></td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a80ec2c177aa9c2636f797ca881381827">&#9670;&nbsp;</a></span>EncoderInit()</h2>
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<td class="memname">void EncoderInit </td>
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<p>Initialisierung des Drehencoders und der Startwerte. </p>
<dl class="params"><dt>Parameter</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#ab5afede50bbce8aae40f3d02be64a374">&#9670;&nbsp;</a></span>EncoderMinMax()</h2>
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<td class="memname">void EncoderMinMax </td>
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<td class="paramtype">int8_t&#160;</td>
<td class="paramname"><em>EncoderMin</em>, </td>
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<td class="paramtype">int8_t&#160;</td>
<td class="paramname"><em>EncoderMax</em>&#160;</td>
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<p>Setzt den minimalen und maximalen Bereich des Drehencoders. </p>
<dl class="params"><dt>Parameter</dt><dd>
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<tr><td class="paramname">EncoderMin</td><td>minimaler Wert des Drehencoders </td></tr>
<tr><td class="paramname">EncoderMax</td><td>maximaler Wert des Drehencoders </td></tr>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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</dd>
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<h2 class="memtitle"><span class="permalink"><a href="#a660e5b11dce82f5b307f628def81d188">&#9670;&nbsp;</a></span>EncoderPolling()</h2>
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<td class="memname">void EncoderPolling </td>
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<td class="paramtype">void&#160;</td>
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<p>EncoderPolling. </p>
<pre class="fragment"> Abfrage des Drehencoders und des Tasters
Wird vom Timer 0 aufgerufen
</pre> <dl class="params"><dt>Parameter</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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</dd>
</dl>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a9ec6df4b13c9134f1c61546b718cd563">&#9670;&nbsp;</a></span>EncoderRead()</h2>
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<td class="memname">int8_t EncoderRead </td>
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<td class="paramtype">char&#160;</td>
<td class="paramname"><em>Ueberlauf</em></td><td>)</td>
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<p>Liest die akt. Position des Drehencoders. </p>
<dl class="params"><dt>Parameter</dt><dd>
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<tr><td class="paramname">Ueberlauf</td><td>größer +127, -127 </td></tr>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">Aktuelle</td><td>Position des Drehencoders </td></tr>
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</dd>
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<h2 class="memtitle"><span class="permalink"><a href="#ac9e955efd05fd5f6579bb5e179b506c7">&#9670;&nbsp;</a></span>EncoderWrite()</h2>
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<td class="memname">void EncoderWrite </td>
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<td class="paramname"><em>EncoderPos</em></td><td>)</td>
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<p>Setzt die aktuelle Position des Drehencoders. </p>
<dl class="params"><dt>Parameter</dt><dd>
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<tr><td class="paramname">EncoderPos</td><td>- die Position des Drehencoders </td></tr>
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</dd>
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<dl class="retval"><dt>Rückgabewerte</dt><dd>
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<tr><td class="paramname">none</td><td></td></tr>
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</dd>
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<h2 class="groupheader">Variablen-Dokumentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aa7c6a2827b1cc4fcb2c5ff33d8d05300">&#9670;&nbsp;</a></span>DrehgeberMax</h2>
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<td class="memname">int8_t DrehgeberMax = 127</td>
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<p>maximaler Wert des Drehgebers </p>
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<h2 class="memtitle"><span class="permalink"><a href="#af734dbab527768cb6207a4a5bd90bd1d">&#9670;&nbsp;</a></span>DrehgeberMin</h2>
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<td class="memname">int8_t DrehgeberMin = -127</td>
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<p>minimaler Wert des Drehgebers </p>
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<h2 class="memtitle"><span class="permalink"><a href="#abdbce2c910e9ca583dbbf74a99d50d72">&#9670;&nbsp;</a></span>DrehgeberPosition</h2>
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<td class="memname">int8_t DrehgeberPosition</td>
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<p>akt. Drehencoderposition </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3f5ba1853e96736d1ffcc756e9138849">&#9670;&nbsp;</a></span>enc_delta</h2>
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<td class="memname">volatile int8_t enc_delta</td>
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<p>Delta des Encoders bei Betätigung. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a93ec6852319d923e71003f50ad073327">&#9670;&nbsp;</a></span>iButtonDebounceCycles</h2>
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<td class="memname">volatile int16_t iButtonDebounceCycles = 0</td>
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<p>Zähler für Entprellung. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a25f7e7becdadc23b1f28f301dbf0325d">&#9670;&nbsp;</a></span>iButtonPressedCounter</h2>
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<td class="memname">volatile int16_t iButtonPressedCounter = 0</td>
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<p>Zähler für kurzen Tastendruck. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa12d33a8833ab123443cfe09d8c385e8">&#9670;&nbsp;</a></span>iButtonPressedLongCycles</h2>
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<td class="memname">volatile int16_t iButtonPressedLongCycles = 0</td>
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<p>Zähler für langen Tastendruck. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a904a7151d59a45adae73c4e0a68b5a1f">&#9670;&nbsp;</a></span>last</h2>
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<td class="memname">int8_t last</td>
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<span class="mlabels"><span class="mlabel">static</span></span> </td>
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<p>letzter Wert des Encoders </p>
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