AVR驱动TFT内含颜色设置教案资料Word文件下载.docx
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AVR驱动TFT内含颜色设置教案资料Word文件下载.docx
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//绿色
Pant(0x001f,0,240,80,120);
//蓝色
Pant(0xf800,0,240,120,160);
Pant(0X07E0,0,240,160,200);
Pant(0x001f,0,240,200,240);
Pant(0xf800,0,240,240,280);
Pant(0X07E0,0,240,280,320);
delayms(1000);
Pant(0xf800,0,240,0,320);
Pant(0X07E0,0,240,0,320);
Pant(0x001f,0,240,0,320);
}
return1;
}
/************************************/*lcd.h************************************/
/*********************包含文件*************************/
#include<
avr/io.h>
#include<
util/delay.h>
avr/pgmspace.h>
/*********************类型定义*************************/
typedefunsignedcharuint8;
typedefunsignedint
uint16;
typedefunsignedlonguint32;
#defineWINDOW_XADDR_START
0x0050//HorizontalStartAddressSet
#defineWINDOW_XADDR_END
0x0051//HorizontalEndAddressSet
#defineWINDOW_YADDR_START
0x0052//VerticalStartAddressSet
#defineWINDOW_YADDR_END
0x0053//VerticalEndAddressSet
#defineGRAM_XADDR
0x0020//GRAMHorizontalAddressSet
#defineGRAM_YADDR
0x0021//GRAMVerticalAddressSet
#defineGRAMWR
0x0022//memorywrite
#define_nop_()asm("
NOP"
)
#defineLCD_RS_DDR
DDRG
//数据/命令切换
#defineLCD_RS_PORTPORTG
#defineLCD_RS_BIT
2
#defineLCD_CS_DDR
//片选
#defineLCD_CS_PORTPORTG
#defineLCD_CS_BIT
3
#defineLCD_WR_DDR
DDRG
//写控制
#defineLCD_WR_PORTPORTG
#defineLCD_WR_BIT
#defineLCD_RD_DDR
//读控制
#defineLCD_RD_PORT
PORTG
#defineLCD_RD_BIT
1
#defineLCD_RST_DDRDDRG
//复位
#defineLCD_RST_PORTPORTG
#defineLCD_RST_BIT4
#defineLCD_CS_H
LCD_CS_PORT|=
1<
<
LCD_CS_BIT
#defineLCD_CS_L
LCD_CS_PORT&
=~(1<
LCD_CS_BIT)//SCE
#defineLCD_RS_H
LCD_RS_PORT|=
LCD_RS_BIT
#defineLCD_RS_L
LCD_RS_PORT&
LCD_RS_BIT)//A0
#defineLCD_RST_H
LCD_RST_PORT|=
LCD_RST_BIT
#defineLCD_RST_L
LCD_RST_PORT&
LCD_RST_BIT)//RST
#defineLCD_WR_H
LCD_WR_PORT|=
LCD_WR_BIT
#defineLCD_WR_L
LCD_WR_PORT&
LCD_WR_BIT)
#defineLCD_RD_H
LCD_RD_PORT|=
LCD_RD_BIT
#defineLCD_RD_L
LCD_RD_PORT&
LCD_RD_BIT)
#defineComCtrl
PORTG
#defineComCtrlDDR
DDRG
#defineDataH
PORTC
#defineDataL
PORTA
#defineDataDDRH
DDRC
#defineDataDDRL
DDRA
/****************************************************************************
作
者:
jundg
函数名:
voidInitIO(void)
函数功能:
IO口初始化
函数参数:
无
返回值:
********************************************************************************/
ComCtrlDDR=0x1f;
DataDDRH=0xff;
DataDDRL=0xff;
DataH=0xff;
DataL=0xff;
ComCtrl=0x1f;
voiddelayms(unsignedintcount)
延时函数
时间值
inti,j;
for(i=0;
i<
count;
i++)
{
for(j=0;
j<
260;
j++);
}
voidWrite_Cmd(unsignedcharDH,unsignedcharDL)
写命令
16bitCOM
LCD_CS_L;
LCD_RS_L;
DataH=DH;
LCD_WR_L;
LCD_WR_H;
DataL=DL;
LCD_CS_H;
voidWrite_Data(unsignedcharDH,unsignedcharDL)
写数据
16bitDATA
LCD_RS_H;
void
Write_Cmd_Data(unsignedcharx,unsignedinty)
写命令、数据
8bitCOM、8bitDATA
unsignedcharm,n;
m=y>
>
8;
n=y;
Write_Cmd(0x00,x);
Write_Data(m,n);
staticvoidLCD_SetPos(unsignedintx0,unsignedintx1,unsignedinty0,unsignedinty1)
设置显示区域
x0行起始点,x1行结束点,y0列起始点,y1列结束点
Write_Cmd_Data(WINDOW_XADDR_START,x0);
Write_Cmd_Data(WINDOW_XADDR_END,x1);
Write_Cmd_Data(WINDOW_YADDR_START,y0);
Write_Cmd_Data(WINDOW_YADDR_END,y1);
Write_Cmd_Data(GRAM_XADDR,x0);
Write_Cmd_Data(GRAM_YADDR,y0);
Write_Cmd(0x00,0x22);
//LCD_WriteCMD(GRAMWR);
voidPant(intdcolor,unsignedintx0,unsignedintx1,unsignedinty0,unsignedinty1)
设置显示区域并显示颜色
dcolor颜色值,x0行起始点,x1行结束点,y0列起始点,y1列结束点
inti,j;
LCD_SetPos(x0,x1,y0,y1);
320;
i++)
for(j=0;
240;
j++)
Write_Data(dcolor>
8,dcolor);
voidClearScreen(unsignedintbColor)
清屏
bColor=0xffff清屏
unsignedinti,j;
LCD_SetPos(0,240,0,320);
//320x240
for(i=0;
322;
Write_Data(bColor>
8,bColor);
voidILI9325_Initial(void)
LCD初始化
{
delayms(5);
LCD_RST_L;
LCD_RST_H;
delayms(50);
Write_Cmd_Data(0x0001,0x0100);
Write_Cmd_Data(0x0002,0x0700);
Write_Cmd_Data(0x0003,0x1030);
Write_Cmd_Data(0x0004,0x0000);
Write_Cmd_Data(0x0008,0x0207);
Write_Cmd_Data(0x0009,0x0000);
Write_Cmd_Data(0x000A,0x0000);
Write_Cmd_Data(0x000C,0x0000);
Write_Cmd_Data(0x000D,0x0000);
Write_Cmd_Data(0x000F,0x0000);
//poweronsequenceVGHVGL
Write_Cmd_Data(0x0010,0x0000);
Write_Cmd_Data(0x0011,0x0007);
Write_Cmd_Data(0x0012,0x0000);
Write_Cmd_Data(0x0013,0x0000);
//vgh
Write_Cmd_Data(0x0010,0x1290);
Write_Cmd_Data(0x0011,0x0227);
//delayms(100);
//vregiout
Write_Cmd_Data(0x0012,0x001d);
//0x001b
//vomamplitude
Write_Cmd_Data(0x0013,0x1500);
//vomH
Write_Cmd_Data(0x0029,0x0018);
Write_Cmd_Data(0x002B,0x000D);
//gamma
Write_Cmd_Data(0x0030,0x0004);
Write_Cmd_Data(0x0031,0x0307);
Write_Cmd_Data(0x0032,0x0002);
//0006
Write_Cmd_Data(0x0035,0x0206);
Write_Cmd_Data(0x0036,0x0408);
Write_Cmd_Data(0x0037,0x0507);
Write_Cmd_Data(0x0038,0x0204);
//0200
Write_Cmd_Data(0x0039,0x0707);
Write_Cmd_Data(0x003C,0x0405);
//0504
Write_Cmd_Data(0x003D,0x0F02);
//ram
Write_Cmd_Data(0x0050,0x0000);
Write_Cmd_Data(0x0051,0x00EF);
Write_Cmd_Data(0x0052,0x0000);
Write_Cmd_Data(0x0053,0x013F);
Write_Cmd_Data(0x0060,0xA700);
Write_Cmd_Data(0x0061,0x0001);
Write_Cmd_Data(0x006A,0x0000);
//
Write_Cmd_Data(0x0080,0x0000);
Write_Cmd_Data(0x0081,0x0000);
Write_Cmd_Data(0x0082,0x0000);
Write_Cmd_Data(0x0083,0x0000);
Write_Cmd_Data(0x0084,0x0000);
Write_Cmd_Data(0x0085,0x0000);
Write_Cmd_Data(0x0090,0x0010);
Write_Cmd_Data(0x0092,0x0600);
Write_Cmd_Data(0x0093,0x0003);
Write_Cmd_Data(0x0095,0x0110);
Write_Cmd_Data(0x0097,0x0000);
Write_Cmd_Data(0x0098,0x0000);
Write_Cmd_Data(0x0007,0x0133);
//
Write_Cmd_Data(0x0022);
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- AVR 驱动 TFT 内含 颜色 设置 教案 资料