lcd.h

24位AD压力实验板 protell99se打开

 #define   CS2_1()          P2OUT |= 0x80;
 #define   CS2_0()          P2OUT &= 0x7f;
#define   CS1_1()          P3OUT |= 0x01;
#define   CS1_0()          P3OUT &= 0xfe;
#define   CLK_1()          P3OUT |= 0x02;
#define   CLK_0()          P3OUT &= 0xfd;
#define   DI_1()           P3OUT |= 0x04;
#define   DI_0()           P3OUT &= 0xfb;
// #define   set_lcd_out()   { c |= 0xe0;P3DIR |= 0x03;}
//#define   set_lcd_powdn()  {P2OUT |= 0x80;  P3OUT = 0x07;  } 
//#define   set_lcd_powdoff()  {P2DIR &= 0x3f;CS1_1();CS2_1();CLK_1();DI_1();}
#define   UP   0
#define   DOWN 1
#define   ALL  2

#define	  PRI_AD   0   // primary AD 主AD
#define   AUX_AD   1   // auxiliary AD 辅助AD
#define   BIPOLAR  0   // 双极性
#define   UNIPOLAR 1   // 单极性

#define   KPA   0
#define   MPA   1
#define   PA    2
#define   PSI   3
#define   KGF   4
#define   BAR   5
#define   MBAR  6
#define   MMHG  7
#define   MMH2O 8
#define   NULLUNIT 9
void WriteCommand(unsigned char s, unsigned char Command);
void ClearRAM(unsigned char s);
void I_VDisplay(unsigned char Point, long Value);
void DisplayNum(unsigned char i, unsigned char num, unsigned char radixPoint,unsigned char flag_null);

void WriteData(unsigned char s, unsigned char RAM_Addr, unsigned char d);

void sign_Display(unsigned char sign);
void DisplayUnit(unsigned char unit);