usermain.c

自己写的小程序

// design by Itachi Shay
#include "FS7805.h"
#include "FS7805Regs.h"
#include "user_main.h"
#include "intrins.h"
#include "lcd.h"


#define nop _nop_(void)
#define uint       unsigned int
#define uchar      unsigned char
#define disp_off   0x3e
#define disp_on    0x3f
#define disp_x     0xb8
#define disp_z     0xc0
#define disp_y     0x40
#define comm       0
#define dat        1
#define data_ora   P3       //MCU P1<------> LCM

#define di  P2_2  //Data or Instrument Select,H:写数据,L:写指令
#define rw  P2_1  //Write or Read,H:read,L:write
#define e   P2_0  //读写使能
#define cs1 P2_3  //cs1=H,选择左半屏
#define cs2 P2_4  //cs2=H,选择右半屏
#define rst P2_5  //Lcm reset,低有效
//sbit bf =P3^7;
//sbit res=P1^4;

/*---------------延时子程序----------------*/
void delay1 (uint ms)
{
  uint i,j;
  for(i=0;i<ms;i++)
  for(j=0;j<1000;j++)
  ;
}
/*------------写数据或命令到LCD--------------*/
void wr_lcd (uchar dat_comm,uchar content)
{
// chk_busy ();
  di=dat_comm;
  delay1 (1);
  rw=0;
  delay1 (1);  
  e=1;
  delay1 (1);
  data_ora=content;
  delay1 (1);
  e=0;
  delay1 (1);
}

void lat_disp (uchar data1,uchar data2)
{
  uchar i,j;
  cs1=1;cs2=1;
  wr_lcd (comm,disp_on);
  for(j=0;j<8;j++)
  {
    wr_lcd (comm,disp_x+j);
    wr_lcd (comm,disp_z);
    wr_lcd (comm,disp_y);
    for(i=0;i<32;i++)
    {
      wr_lcd (dat,data1);
      wr_lcd (dat,data2);
    }
  }
}
/*---指定位置(x,y)显示row_xl行(每行row_yl个)汉字(大小8xl*yl)---*/
/*------------------初始化-----------------*/
void init_lcd (void)
{
  rst=0;
 // delay(50);
  rst=1;
  cs1=1;cs2=1;
  wr_lcd (comm,disp_off);
  wr_lcd (comm,disp_on);
}


/*------------------主程序--------------------*/



void usermain()
{ 
  init_lcd ();
  while (1)
  {
    lat_disp (0xff,0x00);
	LCD_Menu();
  }
 
   
   	
}