timer.h

移植在鱼板上运行的ucos

#ifndef __TIMER_H__
#define __TIMER_H__

#define  TIMER_DEV0   0
#define  TIMER_DEV1   1
/* Timer Mode Register */

/*********************************************************/
/*	       TIMER MODE REGISTER                       */
/*********************************************************/
#define  TM0_RUN      0x01  /* Timer 0 enable */
#define  TM0_TOGGLE   0x02  /* 0, interval mode */
#define  TM0_OUT_1    0x04  /* Timer 0 Initial TOUT0 value */
#define  TM1_RUN      0x08  /* Timer 1 enable */
#define  TM1_TOGGLE   0x10  /* 0, interval mode */
#define  TM1_OUT_1    0x20  /* Timer 0 Initial TOUT0 value */

#define MHz      			1000000
#define fMCLK               50*MHz       
#define t_data_ms(t)        (fMCLK/1000*t-1)  // t is time tick,unit[ms]
#define Timer0Start()       (TMOD |= TM0_RUN)
#define Timer1Start()       (TMOD |= TM1_RUN)
#define ONE_SECOND 1000                           

void tm_init(int TIMER_DEV, int t);

#endif