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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>AVR321000 Communication with the AVR32 USART: testsuite/bravo_validation/usart/usart_backup.c Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.1 --><div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div><div class="nav"><a class="el" href="dir_ed041fa8052270846d9a0dab17b0d151.html">testsuite</a> » <a class="el" href="dir_18e6971fa792d4606dff45a531675719.html">bravo_validation</a> » <a class="el" href="dir_7f7ec19554deddf0beb795c9218a445b.html">usart</a></div><h1>usart_backup.c</h1><a href="usart__backup_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <avr32/io.h></span><a name="l00002"></a>00002 <span class="preprocessor">#include <sys/interrupts.h></span><a name="l00003"></a>00003 <span class="comment">// #include <stdio.h></span><a name="l00004"></a>00004 <span class="preprocessor">#include "<a class="code" href="testsuite_2bravo__validation_2usart_2usart_8h.html">usart.h</a>"</span><a name="l00005"></a>00005 <span class="preprocessor">#include "../pio/pio.h"</span><a name="l00006"></a>00006 <span class="preprocessor">#include "../debug/print_funcs.h"</span><a name="l00007"></a>00007 <span class="preprocessor">#include "../inc/macro.h"</span><a name="l00008"></a>00008 <span class="preprocessor">#include "../power_manager/pm.h"</span><a name="l00009"></a>00009 <span class="preprocessor">#include "../running_lights/running_lights.h"</span><a name="l00010"></a>00010 <a name="l00011"></a>00011 <span class="preprocessor">#include <avr32/intc.h></span><a name="l00012"></a>00012 <span class="preprocessor">#include <sys/interrupts.h></span><a name="l00013"></a>00013 <a name="l00014"></a>00014 <span class="keyword">extern</span> <span class="keywordtype">void</span> <a class="code" href="usart__backup_8c.html#e894f23df6d279046cdafecb4462693a">set_irq_handler</a>(<span class="keywordtype">void</span>*);<a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="comment">/* Interrupt handlers for USART */</span><a name="l00017"></a><a class="code" href="usart__backup_8c.html#8b2a11347b363b289e1d0656436dfa3c">00017</a> __int_handler *<a class="code" href="usart__backup_8c.html#8b2a11347b363b289e1d0656436dfa3c">usart_rxrdy</a>()<a name="l00018"></a>00018 {<a name="l00019"></a>00019 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00020"></a>00020 <span class="comment">// usart_write_char( usart, usart_getchar(usart) );</span><a name="l00021"></a>00021 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"RXRDY interrupt\n\r"</span>);<a name="l00022"></a>00022 <span class="comment">// print_ulong(usart,pm_read_mclk() );</span><a name="l00023"></a>00023 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00024"></a>00024 }<a name="l00025"></a>00025 <a name="l00026"></a><a class="code" href="usart__backup_8c.html#f3d1f01d323beb821d7826142d95eeaa">00026</a> __int_handler *<a class="code" href="usart__backup_8c.html#f3d1f01d323beb821d7826142d95eeaa">usart_txrdy</a>()<a name="l00027"></a>00027 {<a name="l00028"></a>00028 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00029"></a>00029 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"TXRDY interrupt\n\r"</span>);<a name="l00030"></a>00030 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00031"></a>00031 }<a name="l00032"></a>00032 <a name="l00033"></a><a class="code" href="usart__backup_8c.html#839c26322e579f1bbdd7fe2c6abee884">00033</a> __int_handler *<a class="code" href="usart__backup_8c.html#839c26322e579f1bbdd7fe2c6abee884">usart_rxbrk</a>()<a name="l00034"></a>00034 {<a name="l00035"></a>00035 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00036"></a>00036 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"RXBRK interrupt\n\r"</span>);<a name="l00037"></a>00037 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00038"></a>00038 }<a name="l00039"></a>00039 <a name="l00040"></a><a class="code" href="usart__backup_8c.html#8d3d6d3d3989c44439c190038fde6b1b">00040</a> __int_handler *<a class="code" href="usart__backup_8c.html#8d3d6d3d3989c44439c190038fde6b1b">usart_endrx</a>()<a name="l00041"></a>00041 {<a name="l00042"></a>00042 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00043"></a>00043 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"ENDRX interrupt\n\r"</span>);<a name="l00044"></a>00044 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00045"></a>00045 }<a name="l00046"></a>00046 <a name="l00047"></a><a class="code" href="usart__backup_8c.html#2ecfcc415ba2f54015961f1490c9216c">00047</a> __int_handler *<a class="code" href="usart__backup_8c.html#2ecfcc415ba2f54015961f1490c9216c">usart_endtx</a>()<a name="l00048"></a>00048 {<a name="l00049"></a>00049 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00050"></a>00050 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"ENDTX interrupt\n\r"</span>);<a name="l00051"></a>00051 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00052"></a>00052 }<a name="l00053"></a>00053 <a name="l00054"></a><a class="code" href="usart__backup_8c.html#fc9f75ebac931a5caa57899cfed3a77f">00054</a> __int_handler *<a class="code" href="usart__backup_8c.html#fc9f75ebac931a5caa57899cfed3a77f">usart_txbfe</a>()<a name="l00055"></a>00055 {<a name="l00056"></a>00056 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00057"></a>00057 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"TXBUFE interrupt\n\r"</span>);<a name="l00058"></a>00058 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00059"></a>00059 }<a name="l00060"></a>00060 <a name="l00061"></a><a class="code" href="usart__backup_8c.html#7d606f1a25ac3e0430352f5840491b7d">00061</a> __int_handler *<a class="code" href="usart__backup_8c.html#7d606f1a25ac3e0430352f5840491b7d">usart_rxbuff</a>()<a name="l00062"></a>00062 {<a name="l00063"></a>00063 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00064"></a>00064 <a class="code" href="print__funcs_8c.html#6d8f6870ed871f3fac022cea8ad9240b">print</a>(usart, <span class="stringliteral">"RXBUFF interrupt\n\r"</span>);<a name="l00065"></a>00065 <span class="keywordflow">return</span> (<span class="keywordtype">void</span> *) AVR32_RAR_SUP;<a name="l00066"></a>00066 }<a name="l00067"></a>00067 <a name="l00068"></a>00068 <a name="l00069"></a><a class="code" href="usart__backup_8c.html#840291bc02cba5474a4cb46a9b9566fe">00069</a> <span class="keywordtype">int</span> <a class="code" href="pdc__example_8c.html#0ddf1224851353fc92bfbff6f499fa97">main</a>( <span class="keywordtype">void</span> )<a name="l00070"></a>00070 {<a name="l00071"></a>00071 <span class="keywordtype">int</span> cpu_hz = 20000000;<a name="l00072"></a>00072 <span class="keyword">struct </span><a class="code" href="structusart__options__t.html">usart_options_t</a> opt;<a name="l00073"></a>00073 <a name="l00074"></a>00074 <span class="keyword">volatile</span> avr32_usart_t * usart = (<span class="keywordtype">void</span> *) AVR32_USART0_ADDRESS;<a name="l00075"></a>00075 <a name="l00076"></a>00076 <a class="code" href="pio_8h.html#e3e4e5c4f0784fd66613f9aedffb758a">avr32_piomap_t</a> usart0_piomap = { \<a name="l00077"></a>00077 {AVR32_USART0_RXD_0_PIN, AVR32_USART0_RXD_0_FUNCTION}, \<a name="l00078"></a>00078 {AVR32_USART0_TXD_0_PIN, AVR32_USART0_TXD_0_FUNCTION}, \<a name="l00079"></a>00079 {AVR32_USART0_CLK_0_PIN, AVR32_USART0_CLK_0_FUNCTION}, \<a name="l00080"></a>00080 {AVR32_USART0_CTS_0_PIN, AVR32_USART0_CTS_0_FUNCTION}, \<a name="l00081"></a>00081 {AVR32_USART0_RTS_0_PIN, AVR32_USART0_RTS_0_FUNCTION} \<a name="l00082"></a>00082 };<a name="l00083"></a>00083 <a name="l00084"></a>00084 <span class="comment">/* Set 12 MHz clock */</span><a name="l00085"></a>00085 <a name="l00086"></a>00086 <a name="l00087"></a>00087 <a name="l00088"></a>00088 <span class="comment">/* Set options for the USART */</span><a name="l00089"></a>00089 opt.<a class="code" href="structusart__options__t.html#276ad428776a25b8247762bd2c82b35b">baudrate</a> = 19200;<a name="l00090"></a>00090 opt.<a class="code" href="structusart__options__t.html#a6b77cc05829d2e70ee7f96194c6ce23">charlength</a> = 8;<a name="l00091"></a>00091 opt.<a class="code" href="structusart__options__t.html#85401f7a6f516a5883adc0538dc27f8e">paritytype</a> = <a class="code" href="testsuite_2bravo__validation_2pdc_2usart_8h.html#0b656451a78c0f602ee8855d52c719a8">USART_NO_PARITY</a>;<a name="l00092"></a>00092 opt.<a class="code" href="structusart__options__t.html#433a6ede2186d42b4cf19ef4b370cd61">stopbits</a> = <a class="code" href="testsuite_2bravo__validation_2pdc_2usart_8h.html#f2d819c8836b2d7838ab501d36458969">USART_1_STOPBIT</a>;<a name="l00093"></a>00093 opt.<a class="code" href="structusart__options__t.html#0dc365b8779891743180e9b69116f5ea">channelmode</a> = <a class="code" href="testsuite_2bravo__validation_2pdc_2usart_8h.html#0bd9f61e5232af833543eac9419c2d70">USART_NORMAL_CHMODE</a>;<a name="l00094"></a>00094 <a name="l00095"></a>00095 <span class="comment">/* Initialize it in RS232 mode */</span><a name="l00096"></a>00096 <a class="code" href="testsuite_2bravo__validation_2usart_2usart_8c.html#093c5ad113e1ab43603c0d815ad8dc54">usart_init_rs232</a>(usart, &opt, cpu_hz);<a name="l00097"></a>00097 <a name="l00098"></a>00098 <span class="comment">/* Setup pio for USART */</span><a name="l00099"></a>00099 pio_setup_port(usart0_piomap, 2);<a name="l00100"></a>00100 <a name="l00101"></a>00101 <span class="comment">/* Setup interrupts */</span><a name="l00102"></a>00102 set_interrupts_base( (<span class="keywordtype">void</span> *) AVR32_INTC_ADDRESS );<a name="l00103"></a>00103 init_interrupts();<a name="l00104"></a>00104 <span class="comment">/* Add handlers here */</span><a name="l00105"></a>00105 register_interrupt( (__int_handler) (<a class="code" href="usart__backup_8c.html#8b2a11347b363b289e1d0656436dfa3c">usart_rxrdy</a>), AVR32_USART0_IRQ/32, AVR32_USART0_IRQ % 32, INT0);<a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="comment">/* Enable usasrt interrupts here */</span><a name="l00108"></a>00108 usart->ier = 0x00FFffff;<a name="l00109"></a>00109 <span class="comment">// (1<<INT_RXRDY) | (1<<INT_TXRDY) | (1<<INT_RXBRK) | (1<<INT_ENDRX) | (1<<INT_ENDTX) | (1<<INT_TXBUFE) | (1<<INT_RXBUFF);</span><a name="l00110"></a>00110 <a name="l00111"></a>00111 <span class="keywordflow">while</span>(1);<a name="l00112"></a>00112 <a name="l00113"></a>00113 <span class="keywordflow">return</span> 42;<a name="l00114"></a>00114 }</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu May 10 14:14:48 2007 for AVR321000 Communication with the AVR32 USART by <a 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