main.c
63 lines
| 1.7 KiB
| text/x-c
|
CLexer
r6 | /*------------------------------------------------------------------------------ | |||
-- This file is a part of the libuc, microcontroler library | ||||
-- Copyright (C) 2011, Alexis Jeandet | ||||
-- | ||||
-- 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 3 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 | ||||
------------------------------------------------------------------------------- | ||||
-- Author : Alexis Jeandet | ||||
-- Mail : alexis.jeandet@gmail.com | ||||
-------------------------------------------------------------------------------*/ | ||||
#include "LPC17xx.h" | ||||
#include "bsp.h" | ||||
#include "core.h" | ||||
#define __delay(t) for(volatile int i=0;i<t;i++); | ||||
volatile uint32_t temp; | ||||
void _delay(uint32_t del); | ||||
int main (void) | ||||
{ | ||||
int cpufreq=100000000; | ||||
bsp_init(); | ||||
while(1) | ||||
{ | ||||
if(cpufreq<1000000) | ||||
cpufreq=100000000; | ||||
else | ||||
{ | ||||
if(cpufreq<30*1000*1000) | ||||
cpufreq-=20000; | ||||
else | ||||
cpufreq-=200000; | ||||
} | ||||
coresetCpuFreq(cpufreq); | ||||
LED1_ON; | ||||
__delay( 1 << 14 ); | ||||
LED1_OFF; | ||||
__delay( 1 << 14 ); | ||||
} | ||||
return 0; | ||||
} | ||||
void _delay(uint32_t del) | ||||
{ | ||||
uint32_t i; | ||||
for(i=0;i<del;i++) | ||||
temp = i; | ||||
} | ||||