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/* Name: oddebug.c |
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* Project: AVR library |
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* Author: Christian Starkjohann |
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* Creation Date: 2005-01-16 |
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* Tabsize: 4 |
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* Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH |
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* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt) |
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* This Revision: $Id: oddebug.c 692 2008-11-07 15:07:40Z cs $ |
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*/ |
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#include "oddebug.h" |
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#if DEBUG_LEVEL > 0 |
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#warning "Never compile production devices with debugging enabled" |
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static void uartPutc(char c) |
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{ |
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while(!(ODDBG_USR & (1 << ODDBG_UDRE))); /* wait for data register empty */ |
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ODDBG_UDR = c; |
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} |
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static uchar hexAscii(uchar h) |
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{ |
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h &= 0xf; |
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if(h >= 10) |
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h += 'a' - (uchar)10 - '0'; |
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h += '0'; |
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return h; |
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} |
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static void printHex(uchar c) |
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{ |
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uartPutc(hexAscii(c >> 4)); |
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uartPutc(hexAscii(c)); |
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} |
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void odDebug(uchar prefix, uchar *data, uchar len) |
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{ |
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printHex(prefix); |
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uartPutc(':'); |
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while(len--){ |
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uartPutc(' '); |
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printHex(*data++); |
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} |
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uartPutc('\r'); |
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uartPutc('\n'); |
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} |
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#endif |