display.h

MSP430电能测量程序,用的是电力线载波通讯.即PLC

#ifndef __display
#define __display

enum {
     display_startup,
     display_off,
     display_clock,
     display_date,
     display_volt,
     display_current,
     display_vpeak,
     display_ipeak,
     display_freq,
     display_cosphi,
//     display_ch1,
//     display_ch2,
//     display_ch3,
     display_temp,
     display_power,
     display_energy,
	 display_msgin,
	 display_calib,
     display_last
    };

// forward declarations
void DisplayClear(void);
void DisplayData(void);
void DisplayNextData(void);
void DisplayIDLE(void);
void DisplayTest(void);
void UpdateArrow(int x);

#define LCD_OFF   LCDCTL=0
#define LCD_ON    SetupLCD()

// external variables
extern int ModeSwitchDelay;
extern unsigned char Display_Mode;
extern char msgin[];
extern unsigned char Display_Hold;

#endif /* __display */