main_8c.html

使用AVR单片机控制步进电机的软件代码

00149         <a class="code" href="main_8c.html#a2">ShowHelp</a>();
00150 
00151       <span class="comment">// Clear RXbuffer.</span>
00152       <a class="code" href="main_8c.html#a0">status</a>.<a class="code" href="structGLOBAL__FLAGS.html#o0">cmd</a> = <a class="code" href="global_8h.html#a1">FALSE</a>;
00153       <a class="code" href="uart_8c.html#a10">uart_FlushRxBuffer</a>();
00154 
00155       <span class="keywordflow">if</span>(<a class="code" href="main_8c.html#a0">status</a>.<a class="code" href="structGLOBAL__FLAGS.html#o2">running</a> == <a class="code" href="global_8h.html#a0">TRUE</a>){
00156         <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"Running..."</span>);
00157         <span class="keywordflow">while</span>(<a class="code" href="main_8c.html#a0">status</a>.<a class="code" href="structGLOBAL__FLAGS.html#o2">running</a> == <a class="code" href="global_8h.html#a0">TRUE</a>);
00158         <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"OK\n\r"</span>);
00159       }
00160 
00161       <a class="code" href="main_8c.html#a3">ShowData</a>(stepPosition, acceleration, deceleration, speed, steps);
00162     }<span class="comment">//end if(cmd)</span>
00163   }<span class="comment">//end while(1)</span>
00164 }
</div></pre>
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<a class="anchor" name="a3" doxytag="main.c::ShowData" ></a><p>
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          <td class="md" nowrap valign="top"> void ShowData           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">int&nbsp;</td>
          <td class="mdname" nowrap> <em>position</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>acceleration</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>deceleration</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>speed</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>steps</em></td>
        </tr>
        <tr>
          <td></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"></td>
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      &nbsp;
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<p>
Sends out data. 
<p>
Outputs the values of the data you can control by serial interface and the current position of the stepper motor.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td></td><td valign=top><em>acceleration</em>&nbsp;</td><td>Accelration setting. </td></tr>
    <tr><td></td><td valign=top><em>deceleration</em>&nbsp;</td><td>Deceleration setting. </td></tr>
    <tr><td></td><td valign=top><em>speed</em>&nbsp;</td><td>Speed setting. </td></tr>
    <tr><td></td><td valign=top><em>steps</em>&nbsp;</td><td>Position of the stepper motor. </td></tr>
  </table>
</dl>

<p>
Definition at line <a class="el" href="main_8c-source.html#l00190">190</a> of file <a class="el" href="main_8c-source.html">main.c</a>.
<p>
References <a class="el" href="uart_8c-source.html#l00111">uart_SendInt()</a>, and <a class="el" href="uart_8c-source.html#l00097">uart_SendString()</a>.
<p>
Referenced by <a class="el" href="main_8c-source.html#l00062">main()</a>.
<p>
<pre class="fragment"><div>00191 {
00192   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"\n\r  Motor pos: "</span>);
00193   <a class="code" href="uart_8h.html#a10">uart_SendInt</a>(position);
00194   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"    a:"</span>);
00195   <a class="code" href="uart_8h.html#a10">uart_SendInt</a>(acceleration);
00196   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"  d:"</span>);
00197   <a class="code" href="uart_8h.html#a10">uart_SendInt</a>(deceleration);
00198   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"  s:"</span>);
00199   <a class="code" href="uart_8h.html#a10">uart_SendInt</a>(speed);
00200   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"  m:"</span>);
00201   <a class="code" href="uart_8h.html#a10">uart_SendInt</a>(steps);
00202   <a class="code" href="uart_8h.html#a9">uart_SendString</a>(<span class="stringliteral">"\n\r&gt; "</span>);
00203 }
</div></pre>
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<a class="anchor" name="a2" doxytag="main.c::ShowHelp" ></a><p>
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          <td class="md" nowrap valign="top"> void ShowHelp           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<p>
Sends help message. 
<p>
Outputs help message. 
<p>
Definition at line <a class="el" href="main_8c-source.html#l00173">173</a> of file <a class="el" href="main_8c-source.html">main.c</a>.
<p>
References <a class="el" href="main_8c-source.html#l00167">Help</a>, and <a class="el" href="uart_8c-source.html#l00073">uart_SendByte()</a>.
<p>
Referenced by <a class="el" href="main_8c-source.html#l00062">main()</a>.
<p>
<pre class="fragment"><div>00174 {
00175   <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0;
00176   <span class="keywordflow">while</span>(<a class="code" href="main_8c.html#a1">Help</a>[i] != 0)
00177     <a class="code" href="uart_8h.html#a8">uart_SendByte</a>(Help[i++]);
00178 }
</div></pre>
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<hr><h2>Variable Documentation</h2>
<a class="anchor" name="a1" doxytag="main.c::Help" ></a><p>
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          <td class="md" nowrap valign="top"> __flash char <a class="el" href="main_8c.html#a1">Help</a>[] = {"\n\r--------------------------------------------------------------\n\rAtmel AVR446 - Linear speed control of stepper motor\n\r\n\r? - Show help\n\ra [data] - Set acceleration (range: 71 - 32000)\n\rd [data] - Set deceleration (range: 71 - 32000)\n\rs [data] - Set speed (range: 12 - motor limit)\n\rm [data] - Move [data] steps (range: -64000 - 64000)\n\rmove [steps] [accel] [decel] [speed]\n\r - Move with all parameters given\n\r&lt;enter&gt; - Repeat last move\n\r\n\r acc/dec data given in 0.01*rad/sec^2 (100 = 1 rad/sec^2)\n\r speed data given in 0.01*rad/sec (100 = 1 rad/sec)\n\r--------------------------------------------------------------\n\r"}          </td>
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      &nbsp;
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<p>
Help message. 
<p>

<p>
Definition at line <a class="el" href="main_8c-source.html#l00167">167</a> of file <a class="el" href="main_8c-source.html">main.c</a>.
<p>
Referenced by <a class="el" href="main_8c-source.html#l00173">ShowHelp()</a>.    </td>
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<a class="anchor" name="a0" doxytag="main.c::status" ></a><p>
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          <td class="md" nowrap valign="top"> struct <a class="el" href="structGLOBAL__FLAGS.html">GLOBAL_FLAGS</a> <a class="el" href="speed__cntr_8h.html#a11">status</a> = {FALSE, FALSE, 0}          </td>
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<p>
Global status flags. 
<p>

<p>
Definition at line <a class="el" href="main_8c-source.html#l00033">33</a> of file <a class="el" href="main_8c-source.html">main.c</a>.
<p>
Referenced by <a class="el" href="main_8c-source.html#l00062">main()</a>, <a class="el" href="speed__cntr_8c-source.html#l00046">speed_cntr_Move()</a>, <a class="el" href="speed__cntr_8c-source.html#l00164">speed_cntr_TIMER1_COMPA_interrupt()</a>, and <a class="el" href="uart_8c-source.html#l00146">UART_RX_interrupt()</a>.    </td>
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