238 lines
13 KiB
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238 lines
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<div class="textblock"><code>#include "<a class="el" href="crc_8h_source.html">crc.h</a>"</code><br />
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<p><a href="crc_8c_source.html">Go to the source code of this file.</a></p>
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Functions</h2></td></tr>
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<tr class="memitem:a0fb245e3321a13b9170f7a948ed08b51"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="crc_8c.html#a0fb245e3321a13b9170f7a948ed08b51">CRC16</a> (const uint8_t *msg, uint16_t length)</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="var-members" name="var-members"></a>
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Variables</h2></td></tr>
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<tr class="memitem:a7362c72c8a4b1f27641c41b04d899e6b"><td class="memItemLeft" align="right" valign="top">const uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="crc_8c.html#a7362c72c8a4b1f27641c41b04d899e6b">auchCRCHi</a> []</td></tr>
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<tr class="separator:a7362c72c8a4b1f27641c41b04d899e6b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1f5449b8e6577d9b28f66b9453ccb2f3"><td class="memItemLeft" align="right" valign="top">const uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="crc_8c.html#a1f5449b8e6577d9b28f66b9453ccb2f3">auchCRCLo</a> []</td></tr>
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<tr class="separator:a1f5449b8e6577d9b28f66b9453ccb2f3"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Function Documentation</h2>
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<a id="a0fb245e3321a13b9170f7a948ed08b51" name="a0fb245e3321a13b9170f7a948ed08b51"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a0fb245e3321a13b9170f7a948ed08b51">◆ </a></span>CRC16()</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">uint16_t CRC16 </td>
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<td>(</td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>msg</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint16_t </td>
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<td class="paramname"><em>length</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Compute the CRC using the MODBUS formulae </p><dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">msg</td><td>: message to be sent </td></tr>
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<tr><td class="paramname">length</td><td>: length of the message </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>the computed CRC value </dd></dl>
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<p class="definition">Definition at line <a class="el" href="crc_8c_source.html#l00048">48</a> of file <a class="el" href="crc_8c_source.html">crc.c</a>.</p>
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</div>
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</div>
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<h2 class="groupheader">Variable Documentation</h2>
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<a id="a7362c72c8a4b1f27641c41b04d899e6b" name="a7362c72c8a4b1f27641c41b04d899e6b"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a7362c72c8a4b1f27641c41b04d899e6b">◆ </a></span>auchCRCHi</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">const uint8_t auchCRCHi[]</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div>
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<div class="line"> 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,</div>
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||
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<div class="line"> 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,</div>
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||
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<div class="line"> 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01,</div>
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||
|
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<div class="line"> 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,</div>
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||
|
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<div class="line"> 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81,</div>
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||
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<div class="line"> 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,</div>
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||
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<div class="line"> 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01,</div>
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<div class="line"> 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,</div>
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<div class="line"> 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,</div>
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<div class="line"> 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,</div>
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<div class="line"> 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01,</div>
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<div class="line"> 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,</div>
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||
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<div class="line"> 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,</div>
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||
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<div class="line"> 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,</div>
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||
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<div class="line"> 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01,</div>
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||
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<div class="line"> 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,</div>
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||
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<div class="line"> 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,</div>
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<div class="line"> 0x40</div>
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<div class="line">}</div>
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</div><!-- fragment --><p>\source indirect : <a href="http://stackoverflow.com/questions/20878300/calculate-16-bit-crc-in-java-and-append-it-at-the-end-of-the-byte-array">http://stackoverflow.com/questions/20878300/calculate-16-bit-crc-in-java-and-append-it-at-the-end-of-the-byte-array</a> </p>
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<p class="definition">Definition at line <a class="el" href="crc_8c_source.html#l00007">7</a> of file <a class="el" href="crc_8c_source.html">crc.c</a>.</p>
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</div>
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</div>
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<a id="a1f5449b8e6577d9b28f66b9453ccb2f3" name="a1f5449b8e6577d9b28f66b9453ccb2f3"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a1f5449b8e6577d9b28f66b9453ccb2f3">◆ </a></span>auchCRCLo</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">const uint8_t auchCRCLo[]</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div>
|
||
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<div class="line"> 0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7, 0x05, 0xC5, 0xC4,</div>
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<div class="line"> 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,</div>
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<div class="line"> 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD,</div>
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<div class="line"> 0x1D, 0x1C, 0xDC, 0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,</div>
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<div class="line"> 0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32, 0x36, 0xF6, 0xF7,</div>
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||
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<div class="line"> 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,</div>
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<div class="line"> 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE,</div>
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||
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<div class="line"> 0x2E, 0x2F, 0xEF, 0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,</div>
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<div class="line"> 0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1, 0x63, 0xA3, 0xA2,</div>
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<div class="line"> 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,</div>
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<div class="line"> 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB,</div>
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||
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<div class="line"> 0x7B, 0x7A, 0xBA, 0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,</div>
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<div class="line"> 0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0, 0x50, 0x90, 0x91,</div>
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||
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<div class="line"> 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,</div>
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<p class="definition">Definition at line <a class="el" href="crc_8c_source.html#l00027">27</a> of file <a class="el" href="crc_8c_source.html">crc.c</a>.</p>
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<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.6 </li>
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