?? delay.c
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/** @file delay.c @brief Delay functions @author Nick Lott @date September 2004 This file contains short delay routines as used by the butterflyMP3 project http://butterflymp3.sf.net This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.**/#include <avr/io.h>#include <avr/interrupt.h>#include <avr/signal.h>#include <avr/pgmspace.h>#include "types.h"#include "delay.h"#include "uart.h"/** Millisecond Delay-loop @param millisec 16bit number of milliseconds to wait**/void Delay(uint16 millisec){ // this delay is calibrated for 8MHz clock. uint16 i; while (millisec--) for (i=0; i<1325; i++) asm("nop");}
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