display_ht1621.h

用msp430做的一个超声波雷达测距的源程序

//----------------------------------
#include <msp430x14x.h>

/*
#define ht1621_dat         BIT5
#define ht1621_wr          BIT6
#define ht1621_cs          BIT7

#define port_displayin     P2IN
#define port_displayout    P2OUT
#define port_displaydir    P2DIR
*/


#define ht1621_dat         BIT5
#define ht1621_wr          BIT4
#define ht1621_cs          BIT3

#define port_displayin     P4IN
#define port_displayout    P4OUT
#define port_displaydir    P4DIR

/*
#define ht1621_dat         BIT6
#define ht1621_wr          BIT5
#define ht1621_cs          BIT4

#define port_displayin     P2IN
#define port_displayout    P2OUT
#define port_displaydir    P2DIR
*/
enum Symbol
{
    CLR=10,
    E,
    F,
    I,
    L, 
    o
};

enum Icons
{
	Heart,
	Am,
	Pm,
	Timer,
	Up,
	Down,
	Col
};

 
//--------------------------------------
      void          intialization_ht1621(void);//===================================
      void          ht1621_ramdump(unsigned char);//========================================
      void          ht1621_displayInt(unsigned char,unsigned int);
      void  ht1621_dispDigit(unsigned char htdis_number,unsigned char htvalue);
      void  ht1621_displayChar(unsigned char startPosi,unsigned int display_data);      
      void  ht1621_displayIcon(unsigned char Icon,unsigned char Onoff);      
      void  ht1621_displayTwoDigit(unsigned char startPosi,unsigned char display_data);