#include "delay.h"#define CLOCK_FREQ_MHZ  (300)  // 8634 CPU clock speedRMuint32 g_cpu_freq = CLOCK_FREQ_MHZ;/* DELAY Method: * *  Assumes that the inner loop will take 2 cycles *    - 1 for conditional check *    - 1 for the increment. * *    The clock_freq is hard-coded , TODO: determine clock frequency *    from using the 27MHz timer. * *    Be careful.  This delay has potential overflow problems depending *    on the frequency of the CPU, ...  It is recommended to not exceed *    1000000 for the input argument (x) => 1 second worth of delay. */void delay_us(RMuint32 period_us){	RMuint32 ct= 0;	RMuint32 period_ct = g_cpu_freq * period_us/5;	for(;ct< period_ct; ct++) {		#ifdef USE_WIN_CE			__asm(".set noreorder\n\t"				  "nop");		#else			asm("nop");		#endif	}}/*  * delay_set_cpu_freq_mhz * * Sets the internal CPU frequency for use by  * */void delay_set_cpu_freq_mhz(RMuint32 freq){	g_cpu_freq = freq;}