init_system.h

用凌阳单片机编写用超声波水位测量程序

#ifndef	__INIT_SYSTEM_H__
#define	__INIT_SYSTEM_H__

extern void Init_System();

void Init_IO();
void Init_INT();
void Init_Time();
void Init_ADC();
void Init_DAC();
void Init_UART();
void Init_SIO();

void Delay(unsigned int);
void Delay1(unsigned int);

#define CLEAR_WATCHDOG *P_Watchdog_Clear = 1

/*....................................................................................................................*/
//Description: this macro is used to set or clear certain port of IOA or IOB
/*....................................................................................................................*/

#define 	SET_IOA(b)	*P_IOA_Data = *P_IOA_Data|(1<<b) 
#define 	SET_IOB(b)	*P_IOB_Data = *P_IOB_Data|(1<<b)
#define 	CLEAR_IOA(b)	*P_IOA_Data = *P_IOA_Data&(~(1<<b))
#define 	CLEAR_IOB(b)	*P_IOB_Data = *P_IOB_Data&(~(1<<b))

#define		STOP_UART_INT	*P_UART_Command1 = 0x00
#define		RUN_UART_INT	*P_UART_Command1 = 0x80


/*....................................................................................................................*/
//Description: this macro is used to set APWM(IOB8) and BPWM(IOB9) duty
//Input:
//"0"---close PWM
//"1"---set pwm duty 1/16
//.
//.
//.
//"14"---set pwm duty 14/16
//"15"---set pwm as TAOUT turn
/*....................................................................................................................*/
#define	SET_APWM_DUTY(b)	*P_TimerA_Ctrl = ((b<<6)+0x0004)
#define	SET_BPWM_DUTY(b)	*P_TimerB_Ctrl = ((b<<6)+0x0004)

#endif