OLED液晶显示屏显示汉字

main.c
void main(void)
{
OLED_Init();
OLED_Clear();

 OLED_ShowCHinese(14,0,1);
 OLED_ShowString(28,0,"nRF24L01",16);
 while(1) 
 {
	//OLED_ShowNum(32,4,12,3,16);
	delay_ms(8000);
 }

}
oled.c
#include “oled.h”
#include “oledfont.h”
void delay_ms(unsigned int ms)
{
unsigned int a;
while(ms)
{
a=1800;
while(a–);
ms–;
}
return;
}
/**********************************************
//IIC Start
/
void IIC_Start()
{
OLED_SCLK_Set() ;
OLED_SDIN_Set();
OLED_SDIN_Clr();
OLED_SCLK_Clr();
}
/
//IIC Stop
/
void IIC_Stop()
{
OLED_SCLK_Set() ;
OLED_SDIN_Clr();
OLED_SDIN_Set();
}
void IIC_Wait_Ack()
{
OLED_SCLK_Set() ;
OLED_SCLK_Clr();
}
/
// IIC Write byte
/
void Write_IIC_Byte(unsigned char IIC_Byte)
{
unsigned char i;
unsigned char m,da;
da=IIC_Byte;
OLED_SCLK_Clr();
for(i=0;i<8;i++)
{
m=da;
m=m&0x80;
if(m==0x80)
OLED_SDIN_Set();
else OLED_SDIN_Clr();
da=da<<1;
OLED_SCLK_Set();
OLED_SCLK_Clr();
}
}
/
// IIC Write Command
/
void Write_IIC_Command(unsigned char IIC_Command)
{
IIC_Start();
Write_IIC_Byte(0x78); //Slave address,SA0=0
IIC_Wait_Ack();
Write_IIC_Byte(0x00); //write command
IIC_Wait_Ack();
Write_IIC_Byte(IIC_Command);
IIC_Wait_Ack();
IIC_Stop();
}
/
// IIC Write Data
*******************************************/
void Write_IIC_Data(unsigned char IIC_Data)
{
IIC_Start();
Write_IIC_Byte(0x78); //D/C#=0; R/W#=0
IIC_Wait_Ack();
Write_IIC_Byte(0x40); //write data
IIC_Wait_Ack();
Write_IIC_Byte(IIC_Data);
IIC_Wait_Ack();
IIC_Stop();
}
void OLED_WR_Byte(unsigned dat,unsigned cmd)
{
if(cmd)
Write_IIC_Data(dat);
else
Write_IIC_Command(dat);
}
void OLED_Set_Pos(unsigned char x, unsigned char y)
{
OLED_WR_Byte(0xb0+y,OLED_CMD);
OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD);
OLED_WR_Byte((x&0x0f),OLED_CMD);
}
void OLED_Clear(void)
{
u8 i,n;
for(i=0;i<8;i++)
{
OLED_WR_Byte (0xb0+i,OLED_CMD); //ÉèÖÃÒ³µØÖ·£¨0~7£©
OLED_WR_Byte (0x00,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐµÍµØÖ·
OLED_WR_Byte (0x10,OLED_CMD); //ÉèÖÃÏÔÊ¾Î»ÖÃ¡ªÁÐ¸ßµØÖ·
for(n=0;n<128;n++)OLED_WR_Byte(0,OLED_DATA);
}
}
void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size)
{
unsigned char c=0,i=0;
c=chr-’ ';//µÃµ½Æ«ÒÆºóµÄÖµ
if(x>Max_Column-1){x=0;y=y+2;}
if(Char_Size ==16)
{
OLED_Set_Pos(x,y);
for(i=0;i<8;i++)
OLED_WR_Byte(F8X16[c16+i],OLED_DATA);
OLED_Set_Pos(x,y+1);
for(i=0;i<8;i++)
OLED_WR_Byte(F8X16[c16+i+8],OLED_DATA);
}
else
{
OLED_Set_Pos(x,y);
for(i=0;i<6;i++)
OLED_WR_Byte(F6x8[c][i],OLED_DATA);
}
}
u32 oled_pow(u8 m,u8 n)
{
u32 result=1;
while(n–)result=m;
return result;
}
void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size2)
{
u8 t,temp;
u8 enshow=0;
for(t=0;t<len;t++)
{
temp=(num/oled_pow(10,len-t-1))%10;
if(enshow0&&t<(len-1))
{
if(temp0)
{
OLED_ShowChar(x+(size2/2)*t,y,’ ',size2);
continue;
}
else
enshow=1;
}
OLED_ShowChar(x+(size2/2)t,y,temp+‘0’,size2);
}
}
void OLED_ShowString(u8 x,u8 y,u8 chr,u8 Char_Size)
{
unsigned char j=0;
while (chr[j]!=’\0’)
{ OLED_ShowChar(x,y,chr[j],Char_Size);
x+=8;
if(x>120){x=0;y+=2;}
j++;
}
}
void OLED_ShowCHinese(u8 x,u8 y,u8 no)
{
u8 t,adder=0;
OLED_Set_Pos(x,y);
for(t=0;t<16;t++)
{
OLED_WR_Byte(Hzk[2no][t],OLED_DATA);
adder+=1;
}
OLED_Set_Pos(x,y+1);
for(t=0;t<16;t++)
{
OLED_WR_Byte(Hzk[2no+1][t],OLED_DATA);
adder+=1;
}
}
void OLED_Init(void)
{
OLED_WR_Byte(0xAE,OLED_CMD);//–display off
OLED_WR_Byte(0x00,OLED_CMD);//—set low column address
OLED_WR_Byte(0x10,OLED_CMD);//—set high column address
OLED_WR_Byte(0x40,OLED_CMD);//–set start line address
OLED_WR_Byte(0xB0,OLED_CMD);//–set page address
OLED_WR_Byte(0x81,OLED_CMD); // contract control
OLED_WR_Byte(0xFF,OLED_CMD);//–128
OLED_WR_Byte(0xA1,OLED_CMD);//set segment remap
OLED_WR_Byte(0xA6,OLED_CMD);//–normal / reverse
OLED_WR_Byte(0xA8,OLED_CMD);//–set multiplex ratio(1 to 64)
OLED_WR_Byte(0x3F,OLED_CMD);//–1/32 duty
OLED_WR_Byte(0xC8,OLED_CMD);//Com scan direction
OLED_WR_Byte(0xD3,OLED_CMD);//-set display offset
OLED_WR_Byte(0x00,OLED_CMD);//

OLED_WR_Byte(0xD5,OLED_CMD);//set osc division
OLED_WR_Byte(0x80,OLED_CMD);//

OLED_WR_Byte(0xD8,OLED_CMD);//set area color mode off
OLED_WR_Byte(0x05,OLED_CMD);//

OLED_WR_Byte(0xD9,OLED_CMD);//Set Pre-Charge Period
OLED_WR_Byte(0xF1,OLED_CMD);//

OLED_WR_Byte(0xDA,OLED_CMD);//set com pin configuartion
OLED_WR_Byte(0x12,OLED_CMD);//

OLED_WR_Byte(0xDB,OLED_CMD);//set Vcomh
OLED_WR_Byte(0x30,OLED_CMD);//

OLED_WR_Byte(0x8D,OLED_CMD);//set charge pump enable
OLED_WR_Byte(0x14,OLED_CMD);//

OLED_WR_Byte(0xAF,OLED_CMD);//--turn on oled panel

}
oled.h
// SCL P1^0
// SDA P1^1

#include “REG52.h”
#ifndef __OLED_H
#define __OLED_H

#define u8 unsigned char
#define u32 unsigned int
#define OLED_CMD 0 //Ð´ÃüÁî
#define OLED_DATA 1 //Ð´Êý¾Ý
#define OLED_MODE 0

sbit OLED_SCL=P1^0;//Ê±ÖÓ D0£¨SCLK£©
sbit OLED_SDIN=P1^1;//Êý¾Ý D1£¨MOSI£©

#define OLED_CS_Clr() OLED_CS=0
#define OLED_CS_Set() OLED_CS=1

#define OLED_RST_Clr() OLED_RST=0
#define OLED_RST_Set() OLED_RST=1

#define OLED_DC_Clr() OLED_DC=0
#define OLED_DC_Set() OLED_DC=1

#define OLED_SCLK_Clr() OLED_SCL=0
#define OLED_SCLK_Set() OLED_SCL=1

#define OLED_SDIN_Clr() OLED_SDIN=0
#define OLED_SDIN_Set() OLED_SDIN=1

#define SIZE 16
#define XLevelL 0x02
#define XLevelH 0x10
#define Max_Column 128
#define Max_Row 64
#define Brightness 0xFF
#define X_WIDTH 128
#define Y_WIDTH 64

void delay_ms(unsigned int ms);
void OLED_WR_Byte(unsigned dat,unsigned cmd);
void OLED_Init(void);
void OLED_Clear(void);
void OLED_DrawPoint(u8 x,u8 y,u8 t);
void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot);
void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 Char_Size);
//void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size);
void OLED_ShowString(u8 x,u8 y, u8 *p,u8 Char_Size);
void OLED_Set_Pos(unsigned char x, unsigned char y);
void OLED_ShowCHinese(u8 x,u8 y,u8 no);
void IIC_Start();
void IIC_Stop();
void Write_IIC_Command(unsigned char IIC_Command);
void Write_IIC_Data(unsigned char IIC_Data);
void Write_IIC_Byte(unsigned char IIC_Byte);
void IIC_Wait_Ack();

#endif

OLED液晶显示屏显示汉字

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