2 * Copyright Droids Corporation, Microb Technology, Eirbot (2005)
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 * Revision : $Id: diagnostic.h,v 1.6.4.2 2008-05-09 08:23:52 zer0 Exp $
22 #include <diagnostic_config.h>
26 /** shows the interrupt cycles on an oscilloscope or a multimeter you
27 * can then measure the interrupt busy time of your device. this
28 * function is an infinite loop which has to be the main program, and
29 * will be interrupted. a port bit is needed as diagnostic interface
30 * with scope or multimeter. if you use a scope : freezing of the
31 * oscillation shows interrupt if you use a multimeter : voltage is
32 * proportionnal to idle time
33 * 0V >> 0% idle (always busy)
34 * Vcc/2 >> 100% idle (not interupted)
35 * be careful, you perhaps need a low pass filter for your voltmeter */
36 extern void show_int_loop(void);
38 /** This functuion allows to monitor the maximal stack space that was
39 * used since the last reset (peak value) you can then monitor the
40 * available space in your ram returns the minimal value of the free
42 extern uint16_t min_stack_space_available(void);