Duncan Wood / UniGraphic

Basically i glued Peter Drescher and Simon Ford libs in a GraphicsDisplay class, then derived TFT or LCD class (which inherits Protocols class), then the most derived ones (Inits), which are per-display and are the only part needed to be adapted to diff hw.

Dependents:   Brew

Inits/ILI9486.cpp@9:1749ae993cfe, 2015-02-17 (annotated)

Committer:
dreschpe
Date:
Tue Feb 17 22:35:07 2015 +0000
Revision:
9:1749ae993cfe
Parent:
7:bb0383b91104
Child:
10:668cf78ff93a
Add param LCDSIZE_x, LCDSIZE_Y to constructor. They are optional.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Geremia 4:12ba0ecc2c1f 1 /* mbed UniGraphic library - Device specific class
Geremia 4:12ba0ecc2c1f 2 * Copyright (c) 2015 Giuliano Dianda
Geremia 4:12ba0ecc2c1f 3 * Released under the MIT License: http://mbed.org/license/mit
Geremia 4:12ba0ecc2c1f 4 */
Geremia 4:12ba0ecc2c1f 5 #include "Protocols.h"
Geremia 4:12ba0ecc2c1f 6 #include "ILI9486.h"
Geremia 4:12ba0ecc2c1f 7
Geremia 4:12ba0ecc2c1f 8 //////////////////////////////////////////////////////////////////////////////////
Geremia 4:12ba0ecc2c1f 9 // display settings ///////////////////////////////////////////////////////
Geremia 4:12ba0ecc2c1f 10 /////////////////////////////////////////////////////////////////////////
Geremia 4:12ba0ecc2c1f 11
dreschpe 9:1749ae993cfe 12 // put in constructor
dreschpe 9:1749ae993cfe 13 //#define LCDSIZE_X 320 // display X pixels, TFTs are usually portrait view
dreschpe 9:1749ae993cfe 14 //#define LCDSIZE_Y 480 // display Y pixels
Geremia 4:12ba0ecc2c1f 15
Geremia 4:12ba0ecc2c1f 16
Geremia 4:12ba0ecc2c1f 17
dreschpe 9:1749ae993cfe 18 ILI9486::ILI9486(proto_t displayproto, PortName port, PinName CS, PinName reset, PinName DC, PinName WR, PinName RD, const char *name , unsigned int LCDSIZE_X, unsigned int LCDSIZE_Y)
Geremia 4:12ba0ecc2c1f 19 : TFT(displayproto, port, CS, reset, DC, WR, RD, LCDSIZE_X, LCDSIZE_Y, name)
Geremia 4:12ba0ecc2c1f 20 {
Geremia 4:12ba0ecc2c1f 21 hw_reset();
Geremia 4:12ba0ecc2c1f 22 BusEnable(true);
Geremia 7:bb0383b91104 23 identify(); // will collect tftID and set mipistd flag
Geremia 4:12ba0ecc2c1f 24 init();
Geremia 4:12ba0ecc2c1f 25 set_orientation(0);
Geremia 4:12ba0ecc2c1f 26 cls();
Geremia 4:12ba0ecc2c1f 27 locate(0,0);
Geremia 4:12ba0ecc2c1f 28 }
dreschpe 9:1749ae993cfe 29 ILI9486::ILI9486(proto_t displayproto, int Hz, PinName mosi, PinName miso, PinName sclk, PinName CS, PinName reset, PinName DC, const char *name, unsigned int LCDSIZE_X, unsigned int LCDSIZE_Y)
Geremia 4:12ba0ecc2c1f 30 : TFT(displayproto, Hz, mosi, miso, sclk, CS, reset, DC, LCDSIZE_X, LCDSIZE_Y, name)
Geremia 4:12ba0ecc2c1f 31 {
Geremia 4:12ba0ecc2c1f 32 hw_reset(); //TFT class forwards to Protocol class
Geremia 4:12ba0ecc2c1f 33 BusEnable(true); //TFT class forwards to Protocol class
Geremia 7:bb0383b91104 34 identify(); // will collect tftID and set mipistd flag
Geremia 4:12ba0ecc2c1f 35 init(); // per display custom init cmd sequence, implemented here
Geremia 4:12ba0ecc2c1f 36 set_orientation(0); //TFT class does for MIPI standard and some ILIxxx
Geremia 4:12ba0ecc2c1f 37 cls();
Geremia 4:12ba0ecc2c1f 38 locate(0,0);
Geremia 4:12ba0ecc2c1f 39 }
Geremia 4:12ba0ecc2c1f 40 // reset and init the lcd controller
Geremia 4:12ba0ecc2c1f 41 void ILI9486::init()
Geremia 4:12ba0ecc2c1f 42 {
Geremia 4:12ba0ecc2c1f 43 /* Start Initial Sequence ----------------------------------------------------*/
Geremia 4:12ba0ecc2c1f 44
Geremia 4:12ba0ecc2c1f 45 wr_cmd8(0xF1);
Geremia 4:12ba0ecc2c1f 46 wr_data8(0x36);
Geremia 4:12ba0ecc2c1f 47 wr_data8(0x04);
Geremia 4:12ba0ecc2c1f 48 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 49 wr_data8(0x3C);
Geremia 4:12ba0ecc2c1f 50 wr_data8(0x0F);
Geremia 4:12ba0ecc2c1f 51 wr_data8(0x8F);
Geremia 4:12ba0ecc2c1f 52
Geremia 4:12ba0ecc2c1f 53
Geremia 4:12ba0ecc2c1f 54 wr_cmd8(0xF2);
Geremia 4:12ba0ecc2c1f 55 wr_data8(0x18);
Geremia 4:12ba0ecc2c1f 56 wr_data8(0xA3);
Geremia 4:12ba0ecc2c1f 57 wr_data8(0x12);
Geremia 4:12ba0ecc2c1f 58 wr_data8(0x02);
Geremia 4:12ba0ecc2c1f 59 wr_data8(0xb2);
Geremia 4:12ba0ecc2c1f 60 wr_data8(0x12);
Geremia 4:12ba0ecc2c1f 61 wr_data8(0xFF);
Geremia 4:12ba0ecc2c1f 62 wr_data8(0x10);
Geremia 4:12ba0ecc2c1f 63 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 64
Geremia 4:12ba0ecc2c1f 65 wr_cmd8(0xF8);
Geremia 4:12ba0ecc2c1f 66 wr_data8(0x21);
Geremia 4:12ba0ecc2c1f 67 wr_data8(0x04);
Geremia 4:12ba0ecc2c1f 68
Geremia 4:12ba0ecc2c1f 69 wr_cmd8(0xF9);
Geremia 4:12ba0ecc2c1f 70 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 71 wr_data8(0x08);
Geremia 4:12ba0ecc2c1f 72
Geremia 4:12ba0ecc2c1f 73 wr_cmd8(0xC0);
Geremia 4:12ba0ecc2c1f 74 wr_data8(0x0f); //13
Geremia 4:12ba0ecc2c1f 75 wr_data8(0x0f); //10
Geremia 4:12ba0ecc2c1f 76
Geremia 4:12ba0ecc2c1f 77 wr_cmd8(0xC1);
Geremia 4:12ba0ecc2c1f 78 wr_data8(0x42); //43
Geremia 4:12ba0ecc2c1f 79
Geremia 4:12ba0ecc2c1f 80 wr_cmd8(0xC2);
Geremia 4:12ba0ecc2c1f 81 wr_data8(0x22);
Geremia 4:12ba0ecc2c1f 82
Geremia 4:12ba0ecc2c1f 83 wr_cmd8(0xC5);
Geremia 4:12ba0ecc2c1f 84 wr_data8(0x01); //00
Geremia 4:12ba0ecc2c1f 85 wr_data8(0x29); //4D
Geremia 4:12ba0ecc2c1f 86 wr_data8(0x80);
Geremia 4:12ba0ecc2c1f 87
Geremia 4:12ba0ecc2c1f 88 wr_cmd8(0xB6);
Geremia 4:12ba0ecc2c1f 89 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 90 wr_data8(0x02); //42
Geremia 4:12ba0ecc2c1f 91 wr_data8(0x3b);
Geremia 4:12ba0ecc2c1f 92
Geremia 4:12ba0ecc2c1f 93 wr_cmd8(0xB1);
Geremia 4:12ba0ecc2c1f 94 wr_data8(0xB0); //C0
Geremia 4:12ba0ecc2c1f 95 wr_data8(0x11);
Geremia 4:12ba0ecc2c1f 96
Geremia 4:12ba0ecc2c1f 97 wr_cmd8(0xB4);
Geremia 4:12ba0ecc2c1f 98 wr_data8(0x02); //01
Geremia 4:12ba0ecc2c1f 99
Geremia 4:12ba0ecc2c1f 100 wr_cmd8(0xE0);
Geremia 4:12ba0ecc2c1f 101 wr_data8(0x0F);
Geremia 4:12ba0ecc2c1f 102 wr_data8(0x18);
Geremia 4:12ba0ecc2c1f 103 wr_data8(0x15);
Geremia 4:12ba0ecc2c1f 104 wr_data8(0x09);
Geremia 4:12ba0ecc2c1f 105 wr_data8(0x0B);
Geremia 4:12ba0ecc2c1f 106 wr_data8(0x04);
Geremia 4:12ba0ecc2c1f 107 wr_data8(0x49);
Geremia 4:12ba0ecc2c1f 108 wr_data8(0x64);
Geremia 4:12ba0ecc2c1f 109 wr_data8(0x3D);
Geremia 4:12ba0ecc2c1f 110 wr_data8(0x08);
Geremia 4:12ba0ecc2c1f 111 wr_data8(0x15);
Geremia 4:12ba0ecc2c1f 112 wr_data8(0x06);
Geremia 4:12ba0ecc2c1f 113 wr_data8(0x12);
Geremia 4:12ba0ecc2c1f 114 wr_data8(0x07);
Geremia 4:12ba0ecc2c1f 115 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 116
Geremia 4:12ba0ecc2c1f 117 wr_cmd8(0xE1);
Geremia 4:12ba0ecc2c1f 118 wr_data8(0x0F);
Geremia 4:12ba0ecc2c1f 119 wr_data8(0x38);
Geremia 4:12ba0ecc2c1f 120 wr_data8(0x35);
Geremia 4:12ba0ecc2c1f 121 wr_data8(0x0a);
Geremia 4:12ba0ecc2c1f 122 wr_data8(0x0c);
Geremia 4:12ba0ecc2c1f 123 wr_data8(0x03);
Geremia 4:12ba0ecc2c1f 124 wr_data8(0x4A);
Geremia 4:12ba0ecc2c1f 125 wr_data8(0x42);
Geremia 4:12ba0ecc2c1f 126 wr_data8(0x36);
Geremia 4:12ba0ecc2c1f 127 wr_data8(0x04);
Geremia 4:12ba0ecc2c1f 128 wr_data8(0x0F);
Geremia 4:12ba0ecc2c1f 129 wr_data8(0x03);
Geremia 4:12ba0ecc2c1f 130 wr_data8(0x1F);
Geremia 4:12ba0ecc2c1f 131 wr_data8(0x1B);
Geremia 4:12ba0ecc2c1f 132 wr_data8(0x00);
Geremia 4:12ba0ecc2c1f 133
Geremia 4:12ba0ecc2c1f 134 wr_cmd8(0x20); // display inversion OFF
Geremia 4:12ba0ecc2c1f 135
Geremia 4:12ba0ecc2c1f 136 wr_cmd8(0x36); // MEMORY_ACCESS_CONTROL (orientation stuff)
Geremia 4:12ba0ecc2c1f 137 wr_data8(0x48);
Geremia 4:12ba0ecc2c1f 138
Geremia 4:12ba0ecc2c1f 139 wr_cmd8(0x3A); // COLMOD_PIXEL_FORMAT_SET
Geremia 4:12ba0ecc2c1f 140 wr_data8(0x55); // 16 bit pixel
Geremia 4:12ba0ecc2c1f 141
Geremia 4:12ba0ecc2c1f 142 wr_cmd8(0x13); // Nomal Displaymode
Geremia 4:12ba0ecc2c1f 143
Geremia 4:12ba0ecc2c1f 144 wr_cmd8(0x11); // sleep out
Geremia 4:12ba0ecc2c1f 145 wait_ms(150);
Geremia 4:12ba0ecc2c1f 146
Geremia 4:12ba0ecc2c1f 147 wr_cmd8(0x29); // display on
Geremia 4:12ba0ecc2c1f 148 wait_ms(150);
Geremia 4:12ba0ecc2c1f 149 }