请问ILI9341 可以使用SPI 方式驱动吧！

1万 · 2017-2-17 15:14

1万 · 2017-2-17 15:15

请问谁搞过这些呢？
可以不可以提供一些资料？

1万 · 2017-2-18 10:11

ILI9341资料1

1万 · 2017-2-18 10:12

ILI9341资料2

1万 · 2017-2-18 10:15

ILI9341资料3

1万 · 2017-2-18 10:16

ILI9341资料4

1万 · 2017-2-18 10:19

void lcd_int()
{

REST = 1;
Delay(1);
REST = 0;
Delay(10);
REST = 1;
Delay(10);

LCD_RegisterIndex(0x11);
Delay(120);
LCD_RegisterIndex(0xEF);
LCD_RegisterValue(0x03);
LCD_RegisterValue(0x80);
LCD_RegisterValue(0x02);

LCD_RegisterIndex(0xCF);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0xAA);
LCD_RegisterValue(0XB0);

LCD_RegisterIndex(0xED);
LCD_RegisterValue(0x64);
LCD_RegisterValue(0x03);
LCD_RegisterValue(0X12);
LCD_RegisterValue(0X81);

LCD_RegisterIndex(0xE8);
LCD_RegisterValue(0x85);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x78);

LCD_RegisterIndex(0xCB);
LCD_RegisterValue(0x39);
LCD_RegisterValue(0x2C);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x34);
LCD_RegisterValue(0x02);

LCD_RegisterIndex(0xF7);
LCD_RegisterValue(0x20);

LCD_RegisterIndex(0xEA);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x00);

//LCD_RegisterIndex(0xb6);
//LCD_RegisterValue(0x0a);
//LCD_RegisterValue(0xa2);

LCD_RegisterIndex(0xC0);    //Power control
LCD_RegisterValue(0x26);    //VRH[5:0]

LCD_RegisterIndex(0xC1);    //Power control
LCD_RegisterValue(0x11);    //SAP[2:0];BT[3:0]

LCD_RegisterIndex(0xC5);    //VCM control
LCD_RegisterValue(0x31);
LCD_RegisterValue(0x3C);

LCD_RegisterIndex(0xC7);    //VCM control2
LCD_RegisterValue(0xd3);

LCD_RegisterIndex(0x36);    // Memory Access Control
LCD_RegisterValue(0x08);

LCD_RegisterIndex(0x3A);
LCD_RegisterValue(0x55);

LCD_RegisterIndex(0xB1);    //VCM control
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x14);

LCD_RegisterIndex(0xf6);
LCD_RegisterValue(0x01);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x06);

LCD_RegisterIndex(0xB0);
LCD_RegisterValue(0xe0); ///Add20110430

LCD_RegisterIndex(0xF2);    // 3Gamma Function Disable
LCD_RegisterValue(0x00);

LCD_RegisterIndex(0x26);    //Gamma curve selected
LCD_RegisterValue(0x01);

LCD_RegisterIndex(0xE0);    //Set Gamma
LCD_RegisterValue(0x0F);
LCD_RegisterValue(0x1d);
LCD_RegisterValue(0x1a);
LCD_RegisterValue(0x09);
LCD_RegisterValue(0x0f);
LCD_RegisterValue(0x09);
LCD_RegisterValue(0x46);
LCD_RegisterValue(0x88);
LCD_RegisterValue(0x39);
LCD_RegisterValue(0x05);
LCD_RegisterValue(0x0f);
LCD_RegisterValue(0x03);
LCD_RegisterValue(0x07);
LCD_RegisterValue(0x05);
LCD_RegisterValue(0x00);

LCD_RegisterIndex(0XE1);    //Set Gamma
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x22);
LCD_RegisterValue(0x25);
LCD_RegisterValue(0x06);
LCD_RegisterValue(0x10);
LCD_RegisterValue(0x06);
LCD_RegisterValue(0x39);
LCD_RegisterValue(0x22);
LCD_RegisterValue(0x4a);
LCD_RegisterValue(0x0a);
LCD_RegisterValue(0x10);
LCD_RegisterValue(0x0C);
LCD_RegisterValue(0x38);
LCD_RegisterValue(0x3a);
LCD_RegisterValue(0x0F);

Delay(50);
LCD_RegisterIndex(0x11);    //Exit Sleep
Delay(120);
LCD_RegisterIndex(0x29);    //Displa

// Write the display data into GRAM here
LCD_RegisterIndex(0x2A);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0xEF);

LCD_RegisterIndex(0x2B);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x00);
LCD_RegisterValue(0x01);
LCD_RegisterValue(0x3F);

LCD_RegisterIndex(0x2C); //GRAM start writing

}

只看该作者 · 2017-2-19 21:27

一般都是用IO模拟的，不用SPI方式。

只看该作者 · 2017-2-19 21:36

看数据手册，是否支持SPI的方式呢？

只看该作者 · 2017-2-20 21:13

喵喵小星人发表于 2017-2-19 21:36
看数据手册，是否支持SPI的方式呢？

看手册的说明，应该是支持SPI方式的。

只看该作者 · 2017-2-20 21:38

不是走的总线吗，怎么是用SPI总线驱动呢

只看该作者 · 2017-2-22 22:09

用的应该是FSMC的外部总线接口吧。

只看该作者 · 2017-2-24 10:42

快的液晶，需要用外部总线驱动的。

请问ILI9341 可以使用SPI 方式驱动吧！

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