#define LCD_RD A0
#define LCD_WR A1
#define LCD_RS A2
#define LCD_CS A3
#define LCD_REST A4
void Lcd_Writ_Bus(unsigned char VH)
{
unsigned int i,temp,data;
data=VH;
for(i=8;i<=9;i++)
{
temp=(data&0x01);
if(temp)
digitalWrite(i,HIGH);
else
digitalWrite(i,LOW);
data=data>>1;
}
for(i=2;i<=7;i++)
{
temp=(data&0x01);
if(temp)
digitalWrite(i,HIGH);
else
digitalWrite(i,LOW);
data=data>>1;
}
digitalWrite(LCD_WR,LOW);
digitalWrite(LCD_WR,HIGH);
}
void Lcd_Write_Com(unsigned char VH)
{
digitalWrite(LCD_RS,LOW);
Lcd_Writ_Bus(VH);
}
void Lcd_Write_Data(unsigned char VH)
{
digitalWrite(LCD_RS,HIGH);
Lcd_Writ_Bus(VH);
}
void Lcd_Write_Com_Data(unsigned char com,unsigned char dat)
{
Lcd_Write_Com(com);
Lcd_Write_Data(dat);
}
void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2)
{
Lcd_Write_Com(0x2a);
Lcd_Write_Data(x1>>8);
Lcd_Write_Data(x1);
Lcd_Write_Data(x2>>8);
Lcd_Write_Data(x2);
Lcd_Write_Com(0x2b);
Lcd_Write_Data(y1>>8);
Lcd_Write_Data(y1);
Lcd_Write_Data(y2>>8);
Lcd_Write_Data(y2);
Lcd_Write_Com(0x2c);
}
void Lcd_Init(void)
{
digitalWrite(LCD_REST,HIGH);
delay(5);
digitalWrite(LCD_REST,LOW);
delay(15);
digitalWrite(LCD_REST,HIGH);
delay(15);
digitalWrite(LCD_CS,HIGH);
digitalWrite(LCD_WR,HIGH);
digitalWrite(LCD_CS,LOW); //CS
/* Lcd_Write_Com(0x11);//sleep out
delay(20);
//Lcd_Write_Com(0x01); //reset
//delay(15);
Lcd_Write_Com(0x28); //display off
delay(5);
Lcd_Write_Com(0xCF); //power control b
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x83); //83 81 AA
Lcd_Write_Data(0x30);
Lcd_Write_Com(0xED); //power on seq control
Lcd_Write_Data(0x64); //64 67
Lcd_Write_Data(0x03);
Lcd_Write_Data(0x12);
Lcd_Write_Data(0x81);
Lcd_Write_Com(0xE8); //timing control a
Lcd_Write_Data(0x85);
Lcd_Write_Data(0x01);
Lcd_Write_Data(0x79); //79 78
Lcd_Write_Com(0xCB); //power control a
Lcd_Write_Data(0x39);
Lcd_Write_Data(0X2C);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x34);
Lcd_Write_Data(0x02);
Lcd_Write_Com(0xF7); //pump ratio control
Lcd_Write_Data(0x20);
Lcd_Write_Com(0xEA); //timing control b
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x00);
Lcd_Write_Com(0xC0); //power control 2
Lcd_Write_Data(0x26); //26 25
Lcd_Write_Com(0xC1); //power control 2
Lcd_Write_Data(0x11);
Lcd_Write_Com(0xC5); //vcom control 1
Lcd_Write_Data(0x35);
Lcd_Write_Data(0x3E);
Lcd_Write_Com(0xC7); //vcom control 2
Lcd_Write_Data(0xBE); //BE 94
Lcd_Write_Com(0xB1); //frame control
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x1B); //1B 70
Lcd_Write_Com(0xB6); //display control
Lcd_Write_Data(0x0A);
Lcd_Write_Data(0x82);
Lcd_Write_Data(0x27);
Lcd_Write_Data(0x00);
Lcd_Write_Com(0xB7); //emtry mode
Lcd_Write_Data(0x07);
Lcd_Write_Com(0x3A); //pixel format
Lcd_Write_Data(0x55); //16bit
Lcd_Write_Com(0x36); //mem access
Lcd_Write_Data((1<<3)|(1<<6));
//Lcd_Write_Data((1<<3)|(1<<7)); //rotate 180
Lcd_Write_Com(0x29); //display on
delay(5);
digitalWrite(LCD_CS,HIGH);
*/
Lcd_Write_Com(0xCB);
Lcd_Write_Data(0x39);
Lcd_Write_Data(0x2C);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x34);
Lcd_Write_Data(0x02);
Lcd_Write_Com(0xCF);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0XC1);
Lcd_Write_Data(0X30);
Lcd_Write_Com(0xE8);
Lcd_Write_Data(0x85);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x78);
Lcd_Write_Com(0xEA);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x00);
Lcd_Write_Com(0xED);
Lcd_Write_Data(0x64);
Lcd_Write_Data(0x03);
Lcd_Write_Data(0X12);
Lcd_Write_Data(0X81);
Lcd_Write_Com(0xF7);
Lcd_Write_Data(0x20);
Lcd_Write_Com(0xC0); //Power control
Lcd_Write_Data(0x23); //VRH[5:0]
Lcd_Write_Com(0xC1); //Power control
Lcd_Write_Data(0x10); //SAP[2:0];BT[3:0]
Lcd_Write_Com(0xC5); //VCM control
Lcd_Write_Data(0x3e); //Contrast
Lcd_Write_Data(0x28);
Lcd_Write_Com(0xC7); //VCM control2
Lcd_Write_Data(0x86); //--
Lcd_Write_Com(0x36); // Memory Access Control
Lcd_Write_Data(0x48);
Lcd_Write_Com(0x3A);
Lcd_Write_Data(0x55);
Lcd_Write_Com(0xB1);
Lcd_Write_Data(0x00);
Lcd_Write_Data(0x18);
Lcd_Write_Com(0xB6); // Display Function Control
Lcd_Write_Data(0x08);
Lcd_Write_Data(0x82);
Lcd_Write_Data(0x27);
Lcd_Write_Com(0x11); //Exit Sleep
delay(120);
Lcd_Write_Com(0x29); //Display on
Lcd_Write_Com(0x2c);
}
void H_line(unsigned int x, unsigned int y, unsigned int l, unsigned int c)
{
unsigned int i,j;
digitalWrite(LCD_RS,HIGH);
digitalWrite(LCD_CS,LOW);
l=l+x;
Address_set(x,y,l,y);
j=l*2;
for(i=1;i<=j;i++)
{
Lcd_Write_Data(c);
}
digitalWrite(LCD_CS,HIGH);
}
void V_line(unsigned int x, unsigned int y, unsigned int l, unsigned int c)
{
unsigned int i,j;
//Lcd_Write_Com(0x02c); //write_memory_start
digitalWrite(LCD_RS,HIGH);
digitalWrite(LCD_CS,LOW);
l=l+y;
Address_set(x,y,x,l);
j=l*2;
for(i=1;i<=j;i++)
{
Lcd_Write_Data(c);
}
digitalWrite(LCD_CS,HIGH);
}
void Rect(unsigned int x,unsigned int y,unsigned int w,unsigned int h,unsigned int c)
{
H_line(x , y , w, c);
H_line(x , y+h, w, c);
V_line(x , y , h, c);
V_line(x+w, y , h, c);
}
void Rectf(unsigned int x,unsigned int y,unsigned int w,unsigned int h,unsigned int c)
{
unsigned int i;
for(i=0;i<h;i++)
{
H_line(x , y , w, c);
H_line(x , y+i, w, c);
}
}
int RGB(int r,int g,int b)
{return r << 16 | g << 8 | b;
}
void LCD_Clear(unsigned int j)
{
unsigned int i,m;
Address_set(0,0,240-1,320-1);
Lcd_Write_Com(0x02c); //write_memory_start
digitalWrite(LCD_RS,HIGH);
digitalWrite(LCD_CS,LOW);
for(i=0;i<320;i++)
for(m=0;m<240;m++)
{
Lcd_Write_Data(j>>8);
Lcd_Write_Data(j);
}
digitalWrite(LCD_CS,HIGH);
}
void setup()
{
for(int p=2;p<10;p++)
{
pinMode(p,OUTPUT);
}
pinMode(A0,OUTPUT);
pinMode(A1,OUTPUT);
pinMode(A2,OUTPUT);
pinMode(A3,OUTPUT);
pinMode(A4,OUTPUT);
digitalWrite(A0, HIGH);
digitalWrite(A1, HIGH);
digitalWrite(A2, HIGH);
digitalWrite(A3, HIGH);
digitalWrite(A4, HIGH);
Lcd_Init();
LCD_Clear(0xf800);
LCD_Clear(0x07e0);
LCD_Clear(0x001F);
}
void loop()
{
for(int i=0;i<1000;i++)
{
Rect(random(300),random(300),random(300),random(300),random(65535)); // rectangle at x, y, with, hight, color
}
// LCD_Clear(0xf800);
}
Ваш отзыв может быть первым.
Написать отзыв
