main.c

来自「Hitex LPC2100 insider guide source code」· C语言 代码 · 共 41 行

/************************************************************/
/* PROJECT NAME: Thumb	                                    */
/* Project:      LPC2100 Training course                    */
/* Engineer:     T Martin                                   */
/* Filename:     main.c                                     */
/* Language:     C                      	                */
/* Compiler:     GCC ARM port			                    */
/* Assembler:    As  ARM port	                            */
/*                                                          */
/************************************************************/
/* Modification History:                                    */
/*                                                          */
/************************************************************/
/* Function:                                                */
/*                                                          */
/* Example Thumb program for LPC2100              			*/
/*															*/
/* Demonstrates APCS and ARM - Thumb interworking			*/
/*															*/	
/* Oscillator frequency 12.000 Mhz							*/
/* Target board Keil MCB2100								*/
/************************************************************/

#include <LPC21xx.H> 

extern void thumb_function(void); 		//External prototype for thumb function

int main(void)
{
IODIR1 = 0x00FF0000;


while(1)
{
IOCLR1 = 0x00FF0000;
thumb_function();						//Call Thumb function
}
}