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Arduino/build/shared/lib/avrlib/debug.c
2005-08-25 21:06:28 +00:00

100 lines
2.3 KiB
C
Executable File

/*! \file debug.c \brief Debugging function library. */
//*****************************************************************************
//
// File Name : 'debug.c'
// Title : Helpful debugging functions
// Author : Pascal Stang - Copyright (C) 2003
// Created : 2003-03-13
// Revised : 2003-03-13
// Version : 0.1
// Target MCU : Atmel AVR series
// Editor Tabs : 4
//
// Description : This file contains a set of functions which may be useful
// for general debugging.
//
// This code is distributed under the GNU Public License
// which can be found at http://www.gnu.org/licenses/gpl.txt
//
//*****************************************************************************
#include <avr/io.h>
#include <avr/signal.h>
#include <avr/interrupt.h>
#include "global.h"
#include "debug.h"
#include "rprintf.h" // include printf support
// global variables
// functions
// Print a part of memory as a formatted hex table with ascii translation
void debugPrintHexTable(u16 length, u08 *buffer)
{
u08 i;
u16 j;
u08 *buf;
u08 s;
buf = buffer;
// print the low order address indicies and ASCII header
rprintfProgStrM(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 0123456789ABCDEF\r\n");
rprintfProgStrM(" ----------------------------------------------- ---- ASCII -----\r\n");
// print the data
for(j=0; j<((length+15)>>4); j++)
{
// print the high order address index for this line
rprintfu16(j<<4);
rprintfChar(' ');
// print the hex data
for(i=0; i<0x10; i++)
{
// be nice and print only up to the exact end of the data
if( ((j<<4)+i) < length)
{
// print hex byte
rprintfu08(buf[(j<<4)+i]);
rprintfChar(' ');
}
else
{
// we're past the end of the data's length
// print spaces
rprintfProgStrM(" ");
}
}
// leave some space
rprintfChar(' ');
// print the ascii data
for(i=0; i<0x10; i++)
{
// be nice and print only up to the exact end of the data
if( ((j<<4)+i) < length)
{
// get the character
s = buf[(j<<4)+i];
// make sure character is printable
if(s >= 0x20)
rprintfChar(s);
else
rprintfChar('.');
}
else
{
// we're past the end of the data's length
// print a space
rprintfChar(' ');
}
}
rprintfCRLF();
}
}