--- /dev/null
+/*==========================================================================
+The LCD connection is the same as Nokia LCD5110 and is a“8 Bit Pant Demo“
+
+Just for ElecFreaks TFT01-2.2SP, which use SPI serial port and 240x320 pixel.
+The driver is ILI9341.
+
+by Elecfreaks
+==========================================================================*/
+#include "pins_arduino.h"
+
+#define LCD_WR 9 //SCL
+#define LCD_RS 10 //SDA
+#define LCD_DC 11 //A0
+#define LCD_REST 12 //RESET
+#define LCD_CS 13 //CSE
+
+volatile uint8_t *P_SCK, *P_MOSI, *P_DC, *P_RST, *P_CS;
+volatile uint8_t B_SCK, B_MOSI, B_DC, B_RST, B_CS;
+
+void LCD_Writ_Bus(char data)
+{
+ *P_CS &= ~B_CS;
+ for (unsigned char c=0; c<8; c++)
+ {
+ if (data & 0x80)
+ *P_MOSI |= B_MOSI;
+ else
+ *P_MOSI &= ~B_MOSI;
+ data = data<<1;
+ *P_SCK &= ~B_SCK;
+ asm ("nop");
+ *P_SCK |= B_SCK;
+ }
+ *P_CS |= B_CS;
+}
+
+void LCD_Write_COM(char VL)
+{
+ digitalWrite(LCD_DC,LOW);
+ LCD_Writ_Bus(VL);
+}
+
+void LCD_Write_DATA(char VL)
+{
+ digitalWrite(LCD_DC,HIGH);
+ LCD_Writ_Bus(VL);
+}
+
+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)
+{
+ P_SCK = portOutputRegister(digitalPinToPort(LCD_WR));
+ B_SCK = digitalPinToBitMask(LCD_WR);
+ P_MOSI = portOutputRegister(digitalPinToPort(LCD_RS));
+ B_MOSI = digitalPinToBitMask(LCD_RS);
+ P_DC = portOutputRegister(digitalPinToPort(LCD_DC));
+ B_DC = digitalPinToBitMask(LCD_DC);
+ P_RST = portOutputRegister(digitalPinToPort(LCD_REST));
+ B_RST = digitalPinToBitMask(LCD_REST);
+ P_CS = portOutputRegister(digitalPinToPort(LCD_CS));
+ B_CS = digitalPinToBitMask(LCD_CS);
+
+ *P_RST &= ~B_RST;
+ delay(10);
+ *P_RST |= B_RST;
+
+ 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); //C8 //48 68竖屏//28 E8 横屏
+
+ 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(0xF2); // 3Gamma Function Disable
+ LCD_Write_DATA(0x00);
+
+ LCD_Write_COM(0x26); //Gamma curve selected
+ LCD_Write_DATA(0x01);
+
+ LCD_Write_COM(0xE0); //Set Gamma
+ LCD_Write_DATA(0x0F);
+ LCD_Write_DATA(0x31);
+ LCD_Write_DATA(0x2B);
+ LCD_Write_DATA(0x0C);
+ LCD_Write_DATA(0x0E);
+ LCD_Write_DATA(0x08);
+ LCD_Write_DATA(0x4E);
+ LCD_Write_DATA(0xF1);
+ LCD_Write_DATA(0x37);
+ LCD_Write_DATA(0x07);
+ LCD_Write_DATA(0x10);
+ LCD_Write_DATA(0x03);
+ LCD_Write_DATA(0x0E);
+ LCD_Write_DATA(0x09);
+ LCD_Write_DATA(0x00);
+
+ LCD_Write_COM(0XE1); //Set Gamma
+ LCD_Write_DATA(0x00);
+ LCD_Write_DATA(0x0E);
+ LCD_Write_DATA(0x14);
+ LCD_Write_DATA(0x03);
+ LCD_Write_DATA(0x11);
+ LCD_Write_DATA(0x07);
+ LCD_Write_DATA(0x31);
+ LCD_Write_DATA(0xC1);
+ LCD_Write_DATA(0x48);
+ LCD_Write_DATA(0x08);
+ LCD_Write_DATA(0x0F);
+ LCD_Write_DATA(0x0C);
+ LCD_Write_DATA(0x31);
+ LCD_Write_DATA(0x36);
+ LCD_Write_DATA(0x0F);
+*/
+ LCD_Write_COM(0x11); //Exit Sleep
+ delay(120);
+
+ LCD_Write_COM(0x29); //Display on
+ LCD_Write_COM(0x2c);
+}
+
+void Pant(char VL)
+{
+ int i,j;
+ Address_set(0,0,240,320);
+ for(i=0;i<320;i++)
+ {
+ for (j=0;j<480;j++)
+ {
+ LCD_Write_DATA(VL);
+ }
+ }
+}
+
+void setup()
+{
+ unsigned char p;
+ for(p=8;p<14;p++)
+ pinMode(p,OUTPUT);
+ LCD_Init();
+}
+
+void loop()
+{
+ Pant(0xFF);
+ Pant(0xF0);
+ Pant(0xE0);
+ Pant(0x05);
+ Pant(0x1F);
+ Pant(0x00);
+}
+
+
projects / Arduino / blobdiff