LCD TFT for ssd0139 driver 8 bit mode - using portout for max speed
Fork of LCDTFT_ssd0139 by
LCDTFT.cpp
- Committer:
- Suky
- Date:
- 2011-03-15
- Revision:
- 1:1085b6177f6e
- Parent:
- 0:359653f39307
- Child:
- 2:ebedda77b33b
File content as of revision 1:1085b6177f6e:
/* @file LCDTFT.cpp @version: 1.0 @web www.micros-designs.com.ar @date 30/01/11 *- Version Log --------------------------------------------------------------* * Fecha Autor Comentarios * *----------------------------------------------------------------------------* * 30/01/11 Suky Original * *----------------------------------------------------------------------------*/ /////////////////////////////////////////////////////////////////////////// //// //// //// //// //// (C) Copyright 2011 www.micros-designs.com.ar //// //// Este código puede ser usado, modificado y distribuido libremente //// //// sin eliminar esta cabecera y sin garantía de ningún tipo. //// //// //// //// //// /////////////////////////////////////////////////////////////////////////// #include "LCDTFT.h" LCDTFT::LCDTFT(PinName PIN_RD,PinName PIN_WR,PinName PIN_RS,PinName PIN_CS,PinName PIN_RESET, BusOut *BUSLCD) : LCD_PIN_RD(PIN_RD),LCD_PIN_WR(PIN_WR),LCD_PIN_RS(PIN_RS),LCD_PIN_CS(PIN_CS),LCD_PIN_RESET(PIN_RESET){ LCD_PORT=BUSLCD; X=0; Y=0; X_min=0; X_max=LCD_X_MAX; _Alto=1; _Color=0x0000; } void LCDTFT::vLCDTFTSetParametersPrintf(unsigned short Xo,unsigned short Yo,unsigned short Xmin,unsigned short Xmax,unsigned char Alto, unsigned short Color){ X=Xo; Y=Yo; X_min=Xmin; X_max=Xmax; _Alto=Alto; _Color=Color; } int LCDTFT::_putc(int value){ char Fmt[2]={value,0}; if(value=='\n'){ X=X_min; Y+=7*_Alto + 1; }else{ vLCDTFTText(X,Y,(const char *)&Fmt[0],&ARIAL[0],_Alto,_Color); X+=5*_Alto+1; if(X >= X_max){ X = X_min; Y += 7*_Alto + 1; } } return(value); } int LCDTFT::_getc(){ return(-1); } void LCDTFT::vLCDTFTWriteCommand(unsigned short Data){ LCD_PIN_RS=0; LCD_PIN_CS=0; LCD_PORT->write(Data); LCD_PIN_WR=0; LCD_PIN_WR=1; LCD_PIN_CS=1; } void LCDTFT::vLCDTFTWriteData(unsigned short Data){ LCD_PIN_RS=1; LCD_PIN_CS=0; LCD_PORT->write(Data); LCD_PIN_WR=0; LCD_PIN_WR=1; LCD_PIN_CS =1; } void LCDTFT::vLCDTFTWriteCommandData(unsigned short CMD,unsigned short Data){ vLCDTFTWriteCommand(CMD); vLCDTFTWriteData(Data); } void LCDTFT::vLCDTFTAddressSet(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2){ vLCDTFTWriteCommandData(0x0044,(x2<<8)+x1); vLCDTFTWriteCommandData(0x0045,y1); vLCDTFTWriteCommandData(0x0046,y2); vLCDTFTWriteCommandData(0x004e,x1); vLCDTFTWriteCommandData(0x004f,y1); vLCDTFTWriteCommand(0x0022); } void LCDTFT::vLCDTFTAddressSetPoint(unsigned short x,unsigned short y){ vLCDTFTWriteCommandData(0x004e,x); vLCDTFTWriteCommandData(0x004f,y); vLCDTFTWriteCommand(0x0022); } void LCDTFT::vLCDTFTInit(void){ LCD_PIN_RESET=1; wait_ms(5); LCD_PIN_RESET=0; wait_ms(10); LCD_PIN_RESET=1; LCD_PIN_CS=1; LCD_PIN_RD=1; LCD_PIN_WR=1; wait_ms(20); vLCDTFTWriteCommandData(0x0000,0x0001); wait_ms(1); vLCDTFTWriteCommandData(0x0003,0xA8A4); wait_ms(1); vLCDTFTWriteCommandData(0x000C,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x000D,0x080C); wait_ms(1); vLCDTFTWriteCommandData(0x000E,0x2B00); wait_ms(1); vLCDTFTWriteCommandData(0x001E,0x00B0); wait_ms(1); vLCDTFTWriteCommandData(0x0001,0x2B3F); wait_ms(1); vLCDTFTWriteCommandData(0x0002,0x0600); wait_ms(1); vLCDTFTWriteCommandData(0x0010,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0011,0x6070); wait_ms(1); vLCDTFTWriteCommandData(0x0005,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0006,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0016,0xEF1C); wait_ms(1); vLCDTFTWriteCommandData(0x0017,0x0003); wait_ms(1); vLCDTFTWriteCommandData(0x0007,0x0233); wait_ms(1); vLCDTFTWriteCommandData(0x000B,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x000F,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0041,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0042,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0048,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0049,0x013F); wait_ms(1); vLCDTFTWriteCommandData(0x004A,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x004B,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0044,0xEF00); wait_ms(1); vLCDTFTWriteCommandData(0x0045,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0046,0x013F); wait_ms(1); vLCDTFTWriteCommandData(0x0030,0x0707); wait_ms(1); vLCDTFTWriteCommandData(0x0031,0x0204); wait_ms(1); vLCDTFTWriteCommandData(0x0032,0x0204); wait_ms(1); vLCDTFTWriteCommandData(0x0033,0x0502); wait_ms(1); vLCDTFTWriteCommandData(0x0034,0x0507); wait_ms(1); vLCDTFTWriteCommandData(0x0035,0x0204); wait_ms(1); vLCDTFTWriteCommandData(0x0036,0x0204); wait_ms(1); vLCDTFTWriteCommandData(0x0037,0x0502); wait_ms(1); vLCDTFTWriteCommandData(0x003A,0x0302); wait_ms(1); vLCDTFTWriteCommandData(0x003B,0x0302); wait_ms(1); vLCDTFTWriteCommandData(0x0023,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0024,0x0000); wait_ms(1); vLCDTFTWriteCommandData(0x0025,0x8000); wait_ms(1); vLCDTFTWriteCommandData(0x004f,0); vLCDTFTWriteCommandData(0x004e,0); vLCDTFTWriteCommand(0x0022); } void LCDTFT::vLCDTFTFillScreen(unsigned short Color){ unsigned short i,j; vLCDTFTAddressSet(0,0,239,319); for(i=0;i<320;i++){ for (j=0;j<240;j++){ vLCDTFTWriteData(Color); } } } void LCDTFT::vLCDTFTPoint(unsigned short x,unsigned short y,unsigned short Color){ vLCDTFTAddressSetPoint(x,y); vLCDTFTWriteData(Color); } void LCDTFT::vLCDTFTText(unsigned short x,unsigned short y,const char *PtrText,const char (*Fuente)[5],unsigned char Alto,unsigned short Color){ unsigned short i, j, k, l, m, temp; char DataPunto[5]; const char *Ptr; while(*PtrText!='\0'){ Ptr=(Fuente+*PtrText-' ')[0]; for(i=0;i<5;i++){DataPunto[i]=*Ptr++;} switch(*PtrText){ case '\n': y += 7*Alto + 1; break; case '\r': x = 0; break; default: if(x+5*Alto >= LCD_X_MAX){ x = 0; y += 7*Alto + 1; } for(j=0; j<5; ++j, x+=Alto){ for(k=0; k < 7; k++){ temp=(0x01<<k); if((DataPunto[j]&temp)==temp){ for(l=0; l < Alto; ++l){ for(m=0; m < Alto; ++m){ vLCDTFTPoint(x+m,y+k*Alto+l,Color); } } } } } x++; break; } *PtrText++; } } void LCDTFT::vLCDTFTLine(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2,unsigned short Color){ unsigned short dy, dx; short addx=1, addy=1; short P, diff; unsigned short i=0; diff=((short)x2-x1); if(diff<0) diff*=-1; dx=diff; diff=((short)y2-y1); if(diff<0) diff*=-1; dy=diff; if(x1 > x2)addx = -1; if(y1 > y2)addy = -1; if(dx >= dy){ dy *= 2; P = dy - dx; diff = P - dx; for(;i<=dx;++i){ vLCDTFTPoint(x1, y1, Color); if(P < 0){ P += dy; x1 += addx; }else{ P += diff; x1 += addx; y1 += addy; } } }else{ dx *= 2; P = dx - dy; diff = P - dy; for(; i<=dy; ++i){ vLCDTFTPoint(x1, y1, Color); if(P < 0){ P += dx; y1 += addy; }else{ P += diff; x1 += addx; y1 += addy; } } } } void LCDTFT::vLCDTFTRectangle(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2,bool Filled,unsigned short Color){ if(Filled){ int Lenght=((int)(x2-x1+1)*(y2-y1+1)); vLCDTFTAddressSet(x1,y1,x2,y2); for(int i=0;i<Lenght;i++){ vLCDTFTWriteData(Color); } }else{ vLCDTFTLine(x1, y1, x2, y1, Color); vLCDTFTLine(x1, y2, x2, y2, Color); vLCDTFTLine(x1, y1, x1, y2, Color); vLCDTFTLine(x2, y1, x2, y2, Color); } } void LCDTFT::vLCDTFTCircle(unsigned short x,unsigned short y,unsigned short Radius,bool Filled,unsigned short Color){ short a, b, P; a = 0; b = Radius; P = 1 - Radius; do{ if(Filled){ vLCDTFTLine(x-a, y+b, x+a, y+b, Color); vLCDTFTLine(x-a, y-b, x+a, y-b, Color); vLCDTFTLine(x-b, y+a, x+b, y+a, Color); vLCDTFTLine(x-b, y-a, x+b, y-a, Color); }else{ vLCDTFTPoint(a+x, b+y, Color); vLCDTFTPoint(b+x, a+y, Color); vLCDTFTPoint(x-a, b+y, Color); vLCDTFTPoint(x-b, a+y, Color); vLCDTFTPoint(b+x, y-a, Color); vLCDTFTPoint(a+x, y-b, Color); vLCDTFTPoint(x-a, y-b, Color); vLCDTFTPoint(x-b, y-a, Color); } if(P < 0) P += 3 + 2 * a++; else P += 5 + 2 * (a++ - b--); }while(a <= b); } void LCDTFT::vDrawImageBMP24Bits(const char *NameImagen){ #define OffsetWidthPixel 18 #define OffsetHeighPixel 22 #define OffsetSizeFile 34 #define OffsetInitData 10 #define OffserTipeFile 28 char Nombre[80],k; unsigned short PosXImagen,PosYImagen; unsigned char Temp,BufferHeader[54],BufferTemp[3],Adicional; unsigned int WidthPixel,HeighPixel; unsigned short TipeFile,InitData,Temp16bits; union{ unsigned short Val; struct{ unsigned Blue:5; unsigned Green:6; unsigned Red:5; }; }Color; LocalFileSystem local("mbedMemory"); sprintf(&Nombre[0],"/mbedMemory/"); k=12; while(*NameImagen!='\0'){ Nombre[k++]=*NameImagen++; } FILE *Imagen = fopen((const char *)&Nombre[0], "r"); // Abrimos archivo para lectura. // Si no se pudo encontrar archivo: if(!Imagen) { vLCDTFTFillScreen(ColorBlack); return; } // Leemos cabecera de archivo fread(&BufferHeader[0],1,54,Imagen); WidthPixel = ((unsigned int)BufferHeader[OffsetWidthPixel + 3]*16777216+BufferHeader[OffsetWidthPixel + 2]*65536+BufferHeader[OffsetWidthPixel + 1]*256+BufferHeader[OffsetWidthPixel]); HeighPixel = ((unsigned int)BufferHeader[OffsetHeighPixel + 3]*16777216+BufferHeader[OffsetHeighPixel + 2]*65536+BufferHeader[OffsetHeighPixel + 1]*256+BufferHeader[OffsetHeighPixel]); InitData = ((unsigned short)BufferHeader[OffsetInitData]); TipeFile = ((unsigned short)BufferHeader[OffserTipeFile + 1]*256 + BufferHeader[OffserTipeFile]); if((WidthPixel>LCD_X_MAX) || (HeighPixel>LCD_Y_MAX) || (TipeFile!=24)){ fclose(Imagen); return; } if(InitData!=54){ for(int k=54;k<InitData;k++){ fread(&Temp,1,1,Imagen); } } PosXImagen=(LCD_X_MAX/2)-(WidthPixel/2); PosYImagen=(LCD_Y_MAX/2)+(HeighPixel/2); Temp16bits=WidthPixel*3; Adicional=0; while(((Temp16bits)%4)!=0){ Adicional++; Temp16bits++; } for(int k=0,y=PosYImagen;k<HeighPixel;k++,y--){ vLCDTFTAddressSet(PosXImagen,y,PosXImagen+WidthPixel-1,y); for(int i=0;i<WidthPixel;i++){ fread(&BufferTemp[0],1,3,Imagen); // Leemos 3 bytes (R,G,B) Color.Blue=BufferTemp[0]>>3;Color.Green=BufferTemp[1]>>2;Color.Red=BufferTemp[2]>>3; // Conversion de 24-bits a 16-bits.- vLCDTFTWriteData(Color.Val); } // Bytes adicionales para que linea sea multiplo de 4.- for(int p=0;p<Adicional;p++){ fread(&Temp,1,1,Imagen); } } fclose(Imagen); } void LCDTFT::vLCDTFTDrawImage(unsigned short x,unsigned short y, unsigned short Width, unsigned short Heigh, unsigned int Lenght, const unsigned short *Imagen){ vLCDTFTAddressSet(x,y,x+Width-1,y+Heigh-1); for(int i=0;i<Lenght;i++){ vLCDTFTWriteData(*Imagen++); } }