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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Procyon ARMlib-LPC2100: spi.c Source File</title><link href="dox.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.6 --><div class="qindex"><a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="globals.html">Globals</a></div><h1>spi.c</h1><a href="spi_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <span class="comment">/*! \file spi.c \brief SPI Interface Driver for LPC2100. */</span>00002 <span class="comment">//*****************************************************************************</span>00003 <span class="comment">//</span>00004 <span class="comment">// File Name : 'spi.c'</span>00005 <span class="comment">// Title : SPI Interface Driver for LPC2100</span>00006 <span class="comment">// Author : Pascal Stang - Copyright (C) 2004</span>00007 <span class="comment">// Created : 2004.05.05</span>00008 <span class="comment">// Revised : 2004.07.12</span>00009 <span class="comment">// Version : 0.1</span>00010 <span class="comment">// Target MCU : ARM processors</span>00011 <span class="comment">// Editor Tabs : 4</span>00012 <span class="comment">//</span>00013 <span class="comment">// NOTE: This code is currently below version 1.0, and therefore is considered</span>00014 <span class="comment">// to be lacking in some functionality or documentation, or may not be fully</span>00015 <span class="comment">// tested. Nonetheless, you can expect most functions to work.</span>00016 <span class="comment">//</span>00017 <span class="comment">// This code is distributed under the GNU Public License</span>00018 <span class="comment">// which can be found at http://www.gnu.org/licenses/gpl.txt</span>00019 <span class="comment">//</span>00020 <span class="comment">//*****************************************************************************</span>00021 00022 <span class="preprocessor">#include "lpc210x.h"</span>00023 <span class="preprocessor">#include "config.h"</span>00024 <span class="preprocessor">#include "<a class="code" href="global_8h.html">global.h</a>"</span>00025 <span class="preprocessor">#include "<a class="code" href="spi_8h.html">spi.h</a>"</span>00026 00027 <span class="keywordtype">void</span> spiInit(<span class="keywordtype">void</span>)00028 {00029 <span class="comment">// setup SCK pin P04</span>00030 PINSEL0 &= ~(3<<8);00031 PINSEL0 |= 1<<8;00032 <span class="comment">// setup MISO pin P05</span>00033 PINSEL0 &= ~(3<<10);00034 PINSEL0 |= 1<<10;00035 <span class="comment">// setup MOSI pin P06</span>00036 PINSEL0 &= ~(3<<12);00037 PINSEL0 |= 1<<12;00038 <span class="comment">// setup SSEL pin P07</span>00039 PINSEL0 &= ~(3<<14);00040 PINSEL0 |= 1<<14;00041 00042 00043 }00044 00045 <span class="keywordtype">void</span> spiSetClockDiv(u08 clockdiv)00046 {00047 SPCCR = clockdiv;00048 }00049 00050 <span class="keywordtype">void</span> spiSendByte(u08 data)00051 {00052 00053 }00054 00055 u08 spiTransferByte(u08 data)00056 {00057 <span class="keywordflow">return</span> 0;00058 }</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jul 13 03:38:12 2004 for Procyon ARMlib-LPC2100 by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.6 </small></address></body></html>⌨️ 快捷键说明
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