单片机IIC驱动OLED显示的Proteus仿真不亮的问题 -

#include "reg52.h"
// ------------------------------------------------------------
// IO口模拟I2C通信
// SCL接P1^3
// SDA接P1^2
// ------------------------------------------------------------
sbit SCL=P2^0; //串行时钟
sbit SDA=P2^1; //串行数据
#define high 1
#define low 0
#define Brightness 0xCF
#define X_WIDTH 128
#define Y_WIDTH 64
/*********************OLED驱动程序用的延时程序************************************/
void delay(unsigned int z)
{
unsigned int x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
/**********************************************
//IIC Start
**********************************************/
void IIC_Start()
{
SCL = high;
SDA = high;
SDA = low;
SCL = low;
}
/**********************************************
//IIC Stop
**********************************************/
void IIC_Stop()
{
SCL = low;
SDA = low;
SCL = high;
SDA = high;
}
/**********************************************
// 通过I2C总线写一个字节
**********************************************/
void Write_IIC_Byte(unsigned char IIC_Byte)
{
unsigned char i;
for(i=0;i<8;i++)
{
if(IIC_Byte & 0x80)
SDA=high;
else
SDA=low;
SCL=high;
SCL=low;
IIC_Byte<<=1;
}
SDA=1;
SCL=1;
SCL=0;
}
/*********************OLED写数据************************************/
void OLED_WrDat(unsigned char IIC_Data)
{
IIC_Start();
Write_IIC_Byte(0x78);
Write_IIC_Byte(0x40); //write data
Write_IIC_Byte(IIC_Data);
IIC_Stop();
}
/*********************OLED写命令************************************/
void OLED_WrCmd(unsigned char IIC_Command)
{
IIC_Start();
Write_IIC_Byte(0x78); //Slave address,SA0=0
Write_IIC_Byte(0x00); //write command
Write_IIC_Byte(IIC_Command);
IIC_Stop();
}
/*********************OLED 设置坐标************************************/
void OLED_Set_Pos(unsigned char x, unsigned char y)
{
OLED_WrCmd(0xb0+y);
OLED_WrCmd(((x&0xf0)>>4)|0x10);
OLED_WrCmd((x&0x0f)|0x01);
}
/*********************OLED全屏************************************/
void OLED_Fill(unsigned char bmp_dat)
{
unsigned char y,x;
for(y=0;y<8;y++)
{
OLED_WrCmd(0xb0+y);
OLED_WrCmd(0x01);
OLED_WrCmd(0x10);
for(x=0;x<X_WIDTH;x++)
OLED_WrDat(bmp_dat);
}
}
/*********************OLED复位************************************/
void OLED_CLS(void)
{
unsigned char y,x;
for(y=0;y<8;y++)
{
OLED_WrCmd(0xb0+y);
OLED_WrCmd(0x01);
OLED_WrCmd(0x10);
for(x=0;x<X_WIDTH;x++)
OLED_WrDat(0);
}
}
/*********************OLED初始化************************************/
void OLED_Init(void)
{
delay(500);//初始化之前的延时很重要！
OLED_WrCmd(0xae);//--turn off oled panel
OLED_WrCmd(0x00);//---set low column address
OLED_WrCmd(0x10);//---set high column address
OLED_WrCmd(0x40);//--set start line address Set Mapping RAM Display Start Line (0x00~0x3F)
OLED_WrCmd(0x81);//--set contrast control register
OLED_WrCmd(Brightness); // Set SEG Output Current Brightness
OLED_WrCmd(0xa1);//--Set SEG/Column Mapping 0xa0左右反置 0xa1正常
OLED_WrCmd(0xc8);//Set COM/Row Scan Direction 0xc0上下反置 0xc8正常
OLED_WrCmd(0xa6);//--set normal display
OLED_WrCmd(0xa8);//--set multiplex ratio(1 to 64)
OLED_WrCmd(0x3f);//--1/64 duty
OLED_WrCmd(0xd3);//-set display offset Shift Mapping RAM Counter (0x00~0x3F)
OLED_WrCmd(0x00);//-not offset
OLED_WrCmd(0xd5);//--set display clock divide ratio/oscillator frequency
OLED_WrCmd(0x80);//--set divide ratio, Set Clock as 100 Frames/Sec
OLED_WrCmd(0xd9);//--set pre-charge period
OLED_WrCmd(0xf1);//Set Pre-Charge as 15 Clocks & Discharge as 1 Clock
OLED_WrCmd(0xda);//--set com pins hardware configuration
OLED_WrCmd(0x12);
OLED_WrCmd(0xdb);//--set vcomh
OLED_WrCmd(0x40);//Set VCOM Deselect Level
OLED_WrCmd(0x20);//-Set Page Addressing Mode (0x00/0x01/0x02)
OLED_WrCmd(0x02);//
OLED_WrCmd(0x8d);//--set Charge Pump enable/disable
OLED_WrCmd(0x14);//--set(0x10) disable
OLED_WrCmd(0xa4);// Disable Entire Display On (0xa4/0xa5)
OLED_WrCmd(0xa6);// Disable Inverse Display On (0xa6/a7)
OLED_WrCmd(0xaf);//--turn on oled panel
OLED_Fill(0x00); //初始清屏
OLED_Set_Pos(0,0);
}
/***************功能描述：显示6*8一组标准ASCII字符串显示的坐标（x,y），y为页范围0～7****************/
void OLED_P6x8Str(unsigned char x, y,unsigned char ch[])
{
unsigned char c=0,i=0,j=0;
while (ch[j]!='\0')
{
c =ch[j]-32;
if(x>126){x=0;y++;}
OLED_Set_Pos(x,y);
for(i=0;i<6;i++)
OLED_WrDat(F6x8[c][i]);
x+=6;
j++;
}
}
/*******************功能描述：显示8*16一组标准ASCII字符串显示的坐标（x,y），y为页范围0～7****************/
void OLED_P8x16Str(unsigned char x, y,unsigned char ch[])
{
unsigned char c=0,i=0,j=0;
while (ch[j]!='\0')
{
c =ch[j]-32;
if(x>120){x=0;y++;}
OLED_Set_Pos(x,y);
for(i=0;i<8;i++)
OLED_WrDat(F8X16[c*16+i]);
OLED_Set_Pos(x,y+1);
for(i=0;i<8;i++)
OLED_WrDat(F8X16[c*16+i+8]);
x+=8;
j++;
}
}
void OLED_ShowChar(unsigned char x,unsigned char y,unsigned char chr,unsigned char Char_Size)
{
unsigned char c=0,i=0;
c=chr-' ';//得到偏移后的值
if(x>X_WIDTH-1){x=0;y=y+2;}
if(Char_Size ==16)
{
OLED_Set_Pos(x,y);
for(i=0;i<8;i++)
OLED_WrDat(F8X16[c*16+i]);
OLED_Set_Pos(x,y+1);
for(i=0;i<8;i++)
OLED_WrDat(F8X16[c*16+i+8]);
}
else {
OLED_Set_Pos(x,y);
for(i=0;i<6;i++)
OLED_WrDat(F6x8[c][i]);
}
}
void OLED_ShowCharf(unsigned char x,unsigned char y,unsigned char chr,unsigned char Char_Size)
{
unsigned char c=0,i=0;
c=chr-' ';//得到偏移后的值
if(x>X_WIDTH-1){x=0;y=y+2;}
if(Char_Size ==16)
{
OLED_Set_Pos(x,y);
for(i=0;i<8;i++)
OLED_WrDat(~F8X16[c*16+i]);
OLED_Set_Pos(x,y+1);
for(i=0;i<8;i++)
OLED_WrDat(~F8X16[c*16+i+8]);
}
else {
OLED_Set_Pos(x,y);
for(i=0;i<6;i++)
OLED_WrDat(~F6x8[c][i]);
}
}
/*****************功能描述：显示16*16点阵显示的坐标（x,y），y为页范围0～7****************************/
void OLED_P16x16Ch(unsigned char x, y, N)
{
unsigned char wm=0;
unsigned int adder=32*N;
OLED_Set_Pos(x , y);
for(wm = 0;wm < 16;wm++)
{
OLED_WrDat(F16x16[adder]);
adder += 1;
}
OLED_Set_Pos(x,y + 1);
for(wm = 0;wm < 16;wm++)
{
OLED_WrDat(F16x16[adder]);
adder += 1;
}
}
void OLED_P16x16Chf(unsigned char x, y, N)
{
unsigned char wm=0;
unsigned int adder=32*N;
OLED_Set_Pos(x , y);
for(wm = 0;wm < 16;wm++)
{
OLED_WrDat(~F16x16[adder]);
adder += 1;
}
OLED_Set_Pos(x,y + 1);
for(wm = 0;wm < 16;wm++)
{
OLED_WrDat(~F16x16[adder]);
adder += 1;
}
}
//显示32*32的汉字
void OLED_ShowCHinese32(unsigned char x,unsigned char y,unsigned char no)
{
unsigned char t, i;
for (i = 0; i < 4; i++)
{
OLED_Set_Pos(x, y + i);
for(t = 0; t < 32; t++)
{
OLED_WrDat(Hzk32[no][32 * i + t]);
}
}
}
//显示64*64的汉字
void OLED_ShowCHinese64(unsigned char x,unsigned char y,unsigned char no)
{
unsigned char t, i;
for (i = 0; i < 8; i++)
{
OLED_Set_Pos(x, y + i);
for(t = 0; t < 64; t++)
{
OLED_WrDat(Hzk64[no][64 * i + t]);
}
}
}
/***********功能描述：显示显示BMP图片128×64起始点坐标(x,y),x的范围0～127，y为页的范围0～7*****************/
void Draw_BMP(unsigned char x0, y0,x1, y1,unsigned char BMP[])
{
unsigned int j=0;
unsigned char x,y;
if(y1%8==0) y=y1/8;
else y=y1/8+1;
for(y=y0;y<y1;y++)
{
OLED_Set_Pos(x0,y);
for(x=x0;x<x1;x++)
{
OLED_WrDat(BMP[j++]);
}
}
}
//#include "reg52.h"
#include "intrins.h"
#include "stdio.h"
#include "codetab.h"
#include "LQ12864.h"
int count=51;
float count2=3.14159;
void main(void)
{
unsigned char i;
unsigned char s[3];
float t[5];
OLED_Init(); //OLED初始化
//delay(8000);
while(1)
{
OLED_Fill(0xff); //屏全亮
delay(2000);
OLED_CLS();//清屏
OLED_Fill(0xaa);
delay(300);
OLED_Fill(0x55);
delay(300);
OLED_Fill(0xaa);
delay(300);
OLED_Fill(0x55);
delay(300);
OLED_Fill(0xaa);
delay(300);
OLED_Fill(0x55);
delay(300);
OLED_Fill(0x00);
delay(300);
OLED_Fill(0x01);
delay(300);
OLED_Fill(0x03);
delay(300);
OLED_Fill(0x07);
delay(300);
OLED_Fill(0x0f);
delay(300);
OLED_Fill(0x1f);
delay(300);
OLED_Fill(0x3f);
delay(300);
OLED_Fill(0x7f);
delay(300);
OLED_Fill(0xff);
delay(300);
OLED_Fill(0x00); //屏全灭
delay(200);
OLED_ShowCHinese64(64*0,0,0);
OLED_ShowCHinese64(64*1,0,1);
delay(2000);
OLED_CLS();//清屏
OLED_ShowCHinese32(32*0,0,0);
OLED_ShowCHinese32(32*1,0,1);
OLED_ShowCHinese32(32*2,0,2);
OLED_ShowCHinese32(32*3,0,3);
OLED_ShowCHinese32(32*0,4,4);
OLED_ShowCHinese32(32*1,4,5);
OLED_ShowCHinese32(32*2,4,6);
OLED_ShowCHinese32(32*3,4,7);
delay(4000);
OLED_CLS();//清屏
OLED_P16x16Ch(16*2,0,2);
OLED_P16x16Ch(16*3,0,3);
OLED_P16x16Ch(16*4,0,4);
OLED_P16x16Ch(16*5,0,5);
delay(500);
OLED_P16x16Chf(16*2,0,2);
OLED_P16x16Chf(16*3,0,3);
OLED_P16x16Chf(16*4,0,4);
OLED_P16x16Chf(16*5,0,5);
delay(500);
OLED_P16x16Ch(16*2,0,2);
OLED_P16x16Ch(16*3,0,3);
OLED_P16x16Ch(16*4,0,4);
OLED_P16x16Ch(16*5,0,5);
delay(500);
OLED_P16x16Chf(16*2,0,2);
OLED_P16x16Chf(16*3,0,3);
OLED_P16x16Chf(16*4,0,4);
OLED_P16x16Chf(16*5,0,5);
delay(500);
OLED_P16x16Ch(16*2,0,2);
OLED_P16x16Ch(16*3,0,3);
OLED_P16x16Ch(16*4,0,4);
OLED_P16x16Ch(16*5,0,5);
delay(500);
OLED_P16x16Chf(16*2,0,2);
OLED_P16x16Chf(16*3,0,3);
OLED_P16x16Chf(16*4,0,4);
OLED_P16x16Chf(16*5,0,5);
delay(500);
OLED_CLS();//清屏
for(i=0; i<8; i++)//通过点整显示汉字 -- i表示字表数组的位置
{
OLED_P16x16Ch(i*16,0,i);
OLED_P16x16Ch(i*16,2,i+8);
OLED_P16x16Ch(i*16,4,i+16);
OLED_P16x16Ch(i*16,6,i+24);
}
OLED_P8x16Str(80,4,"51");
delay(8000);
OLED_CLS();//清屏
OLED_ShowChar(8*8,0,'0'+count/10%10,16);
OLED_ShowChar(8*9,0,'0'+count%10,16);
OLED_ShowCharf(8*14-1,0,'0'+count/10%10,16);
OLED_ShowCharf(8*15-1,0,'0'+count%10,16);
sprintf(s,"Hum:%d",count);
OLED_P8x16Str(0,0,s);
sprintf(t,"Temp:%.4f", count2);//产生："3.1416"
OLED_P8x16Str(0,2,t);
OLED_P8x16Str(0,4," Keil uvision4");
OLED_P6x8Str(0,6," Altium Designer ");
OLED_P6x8Str(0,7," Proteus7 Proteus8 ");
delay(5000);
OLED_CLS();
Draw_BMP(0,0,128,8,BMP1); //图片显示(图片显示慎用，生成的字表较大，会占用较多空间，FLASH空间8K以下慎用)
delay(3000);
Draw_BMP(0,0,128,8,BMP2);
delay(3000);
OLED_CLS();//清屏
}
}

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