mst705Ȧ

MST705源代码

#ifndef _MISC_H_
#define _MISC_H_

#ifdef _MISC_C_
  #define _MISCDEC_
#else
  #define _MISCDEC_ extern
#endif
//#define DELAY1MS_USE_TIMER0

#ifdef DELAY1MS_USE_TIMER0
_MISCDEC_ XDATA WORD g_wDelay1msCounter;
#endif

/////////////////////////////////////////////
// Definition
/////////////////////////////////////////////
#define DELAY_MACHINE_CYCLE 12

#ifdef SERIAL_FLASH
#if ENABLE_MCU_USE_INTERNAL_CLOCK
  #if( MCU_CLOCK_DIVIDER == 6 ) // 36MHz
    #define DELAY_1MS_PERIOD (148)
  #elif( MCU_CLOCK_DIVIDER == 8 ) // 27MHz
    #define DELAY_1MS_PERIOD (105)
  #elif( MCU_CLOCK_DIVIDER == 10 ) // 21.6MHz
    #define DELAY_1MS_PERIOD (78)
  #else //if( MCU_CLOCK_DIVIDER == 12 ) // 18MHz
    #define DELAY_1MS_PERIOD (60)
  #endif
#else
    #define DELAY_1MS_PERIOD (MCU_XTAL_CLK_KHZ / 250)
#endif
#endif

#ifndef DELAY_1MS_PERIOD
// This value need fine tune
#define DELAY_1MS_PERIOD ((MCU_XTAL_CLK_KHZ / MCU_MACHINE_CYCLE) / DELAY_MACHINE_CYCLE)
#endif

_MISCDEC_ void Delay4us(void);
_MISCDEC_ void Delay1ms(WORD msNums);
_MISCDEC_ void ForceDelay1ms(WORD msNums);

#endif