const.h

来自「实时时钟芯片PCF8563 控制C51源程序」· C头文件 代码 · 共 59 行

/*------------------------------------------------
Interrupt Vectors:
Interrupt Address = (Number * 8) + 3
------------------------------------------------*/
#define IE0_VECTOR	0  /* 0x03 External Interrupt 0 */
#define TF0_VECTOR	1  /* 0x0B Timer 0 */
#define IE1_VECTOR	2  /* 0x13 External Interrupt 1 */
#define TF1_VECTOR	3  /* 0x1B Timer 1 */
#define UART_VECTOR	4  /* 0x23 Serial port */

#define TF2_VECTOR	5  /* 0x2B Timer 2 */
#define EX2_VECTOR	5  /* 0x2B External Interrupt 2 */


//Crystal Frequency is 18.432M
#define FREQ18432K
#ifdef FREQ18432K
	#define BAUD19200		0xFB
	#define BAUD9600		0xF6
	#define BAUD4800		0xEC
	#define BAUD2400		0xD8
	#define BAUD1200		0xB0

	#define	TIMER_1ms_H		0xFA   
	#define	TIMER_1ms_L		0x00
#endif

//#define FREQ110592K
#ifdef FREQ110592K
	#define BAUD19200		0xFD
	#define BAUD9600		0xFA
	#define BAUD4800		0xF4
	#define BAUD2400		0xE8
	#define BAUD1200		0xD0

	#define	TIMER_1ms_H		0xFC   
	#define	TIMER_1ms_L		0x66
#endif

//#define FREQ12000K
#ifdef FREQ12000K
	#define BAUD19200		0xFD
	#define BAUD9600		0xF9
	#define BAUD4800		0xF3
	#define BAUD2400		0xE6
	#define BAUD1200		0xCC

	#define	TIMER_1ms_H		0xFC   
	#define	TIMER_1ms_L		0x18
#endif