OLED显示.zip_51单片机_OLED STC15_STC15显示_oled_stc15

#include <OLED.h> #include<ds1302.h> uchar send_dd[18]={0x50,0x4D,0x31,0x3A,0x30,0x30,0x30,0x30,0x50,0x4D,0x32,0x3A,0x30,0x30,0x30,0x30,0x0D,0x0A}; /*写指令到LCD模块*/ void transfer_command_lcd(int data1) { char i; lcd_rs=0; lcd_sclk=0; for(i=0;i<8;i++) { if(data1&0x80) lcd_sid=1; else lcd_sid=0; lcd_sclk=1; _nop_(); lcd_sclk=0; data1<<=1; } } /*写数据到LCD模块*/ void transfer_data_lcd(int data1) { char i; lcd_rs=1; lcd_sclk=0; for(i=0;i<8;i++) { if(data1&0x80) lcd_sid=1; else lcd_sid=0; lcd_sclk=1; _nop_(); lcd_sclk=0; data1<<=1; } } /*延时*/ void delay(int n_ms) { int j,k; for(j=0;j<n_ms;j++) for(k=0;k<110;k++); } /*等待一个按键，我的主板是用P2.0与GND之间接一个按键*/ /*void waitkey() { repeat: if (P2&0x01) goto repeat; else delay(6); if (P2&0x01) goto repeat; else delay(40);; }*/ /*LCD模块初始化*/ void initial_lcd() { lcd_cs1=0; Rom_CS = 1; lcd_res=0; /*低电平复位*/ delay(20); lcd_res=1; /*复位完毕*/ delay(20); transfer_command_lcd(0xAE); //display off transfer_command_lcd(0x20); //Set Memory Addressing Mode transfer_command_lcd(0x10); //00,Horizontal Addressing Mode;01,Vertical Addressing Mode;10,Page Addressing Mode (RESET);11,Invalid transfer_command_lcd(0xb0); //Set Page Start Address for Page Addressing Mode,0-7 transfer_command_lcd(0xc8); //Set COM Output Scan Direction transfer_command_lcd(0x00);//---set low column address transfer_command_lcd(0x10);//---set high column address transfer_command_lcd(0x40);//--set start line address transfer_command_lcd(0x81);//--set contrast control register transfer_command_lcd(0xef); transfer_command_lcd(0xa1);//--set segment re-map 0 to 127 transfer_command_lcd(0xa6);//--set normal display transfer_command_lcd(0xa8);//--set multiplex ratio(1 to 64) transfer_command_lcd(0x3F);// transfer_command_lcd(0xa4);//0xa4,Output follows RAM content;0xa5,Output ignores RAM content transfer_command_lcd(0xd3);//-set display offset transfer_command_lcd(0x00);//-not offset transfer_command_lcd(0xd5);//--set display clock divide ratio/oscillator frequency transfer_command_lcd(0xf0);//--set divide ratio transfer_command_lcd(0xd9);//--set pre-charge period transfer_command_lcd(0x22); // transfer_command_lcd(0xda);//--set com pins hardware configuration transfer_command_lcd(0x12); transfer_command_lcd(0xdb);//--set vcomh transfer_command_lcd(0x20);//0x20,0.77xVcc transfer_command_lcd(0x8d);//--set DC-DC enable transfer_command_lcd(0x14);// transfer_command_lcd(0xaf);//--turn on oled panel lcd_cs1=1; } void lcd_address(uchar page,uchar column) { transfer_command_lcd(0xb0 + column); /*设置页地址*/ transfer_command_lcd(((page & 0xf0) >> 4) | 0x10); /*设置列地址的高4位*/ transfer_command_lcd((page & 0x0f) | 0x00); /*设置列地址的低4位*/ } /*全屏清屏*/ void clear_screen() { unsigned char i,j; lcd_cs1=0; Rom_CS = 1; for(i=0;i<8;i++) { transfer_command_lcd(0xb0+i); transfer_command_lcd(0x00); transfer_command_lcd(0x10); for(j=0;j<128;j++) { transfer_data_lcd(0x00); } } lcd_cs1=1; } /*显示16x16点阵图像、汉字、生僻字或16x16点阵的其他图标*/ void display_graphic_16x16(uint page,uint column,uchar *dp) { uint i,j; lcd_cs1=0; Rom_CS = 1; for(j=2;j>0;j--) { lcd_address(column,page); for (i=0;i<16;i++) { transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/ dp++; } page++; } lcd_cs1=1; } /*显示8x16点阵图像、ASCII, 或8x16点阵的自造字符、其他图标*/ void display_graphic_8x16(uint page,uchar column,uchar *dp) { uint i,j; lcd_cs1=0; for(j=2;j>0;j--) { lcd_address(column,page); for (i=0;i<8;i++) { transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/ dp++; } page++; } lcd_cs1=1; } /****送指令到晶联讯字库IC***/ void send_command_to_ROM( uchar datu ) { uchar i; for(i=0;i<8;i++ ) { if(datu&0x80) lcd_sid = 1; else lcd_sid = 0; datu = datu<<1; lcd_sclk=0; lcd_sclk=1; } } /****从晶联讯字库IC中取汉字或字符数据（1个字节）***/ static uchar get_data_from_ROM( ) { uchar i; uchar ret_data=0; lcd_sclk=1; for(i=0;i<8;i++) { Rom_OUT=1; lcd_sclk=0; ret_data=ret_data<<1; if( Rom_OUT ) ret_data=ret_data+1; else ret_data=ret_data+0; lcd_sclk=1; } return(ret_data); } /*从相关地址（addrHigh：地址高字节,addrMid：地址中字节,addrLow：地址低字节）中连续读出DataLen个字节的数据到 pBuff的地址*/ /*连续读取*/ void get_n_bytes_data_from_ROM(uchar addrHigh,uchar addrMid,uchar addrLow,uchar *pBuff,uchar DataLen ) { uchar i; Rom_CS = 0; lcd_cs1=1; lcd_sclk=0; send_command_to_ROM(0x03); send_command_to_ROM(addrHigh); send_command_to_ROM(addrMid); send_command_to_ROM(addrLow); for(i = 0; i < DataLen; i++ ) *(pBuff+i) =get_data_from_ROM(); Rom_CS = 1; } /******************************************************************/ ulong fontaddr=0; void display_GB2312_string(uchar y,uchar x,uchar text[]) { uchar i= 0; uchar addrHigh,addrMid,addrLow ; uchar fontbuf[32]; while((text[i]>0x00)) { if(((text[i]>=0xb0) &&(text[i]<=0xf7))&&(text[i+1]>=0xa1)) { /*国标简体（GB2312）汉字在晶联讯字库IC中的地址由以下公式来计算：*/ /*Address = ((MSB - 0xB0) * 94 + (LSB - 0xA1)+ 846)*32+ BaseAdd;BaseAdd=0*/ /*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/ fontaddr = (text[i]- 0xb0)*94; fontaddr += (text[i+1]-0xa1)+846; fontaddr = (ulong)(fontaddr*32); addrHigh = (fontaddr&0xff0000)>>16; /*地址的高8位,共24位*/ addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/ addrLow = fontaddr&0xff; /*地址的低8位,共24位*/ get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/ display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=2; x+=16; } else if(((text[i]>=0xa1) &&(text[i]<=0xa3))&&(text[i+1]>=0xa1)) { /*国标简体（GB2312）15x16点的字符在晶联讯字库IC中的地址由以下公式来计算：*/ /*Address = ((MSB - 0xa1) * 94 + (LSB - 0xA1))*32+ BaseAdd;BaseAdd=0*/ /*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/ fontaddr = (text[i]- 0xa1)*94; fontaddr += (text[i+1]-0xa1); fontaddr = (ulong)(fontaddr*32); addrHigh = (fontaddr&0xff0000)>>16; /*地址的高8位,共24位*/ addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/ addrLow = fontaddr&0xff; /*地址的低8位,共24位*/ get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/ display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=2; x+=16; } else if((text[i]>=0x20) &&(text[i]<=0x7e)) { unsigned char fontbuf[16]; fontaddr = (text[i]- 0x20); fontaddr = (unsigned long)(fontaddr*16); fontaddr = (unsigned long)(fontaddr+0x3cf80); addrHigh = (fontaddr&0xff0000)>>16; addrMid = (fontaddr&0xff00)>>8; addrLow = fontaddr&0xff; get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,16 );/*取16个字节的数据，存到"fontbuf[32]"*/ display_graphic_8x16(y,x,fontbuf);/*显示8x16的ASCII字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=1; x+=8; } else i++; } } //***************************************** void t_date(uchar t_date_1[],int n) { int i; for(i=0;i<n;i++) { t_date_1[i]+='0'; } } void main(void) { initial_lcd(); clear_screen(); while(1) { display_GB2312_string(0,1,send_dd);/*在第1页，第1列，显示一串16x16点阵汉字或8x16的ASCII字*/ //display_GB2312_string(0,33,"%LEL");// display_