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.
Diff: Inits/ILI932x.cpp
- Revision:
- 20:14daa48ffd4c
- Child:
- 21:ae0a4eedfc90
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Inits/ILI932x.cpp Mon Mar 23 14:08:04 2015 +0000 @@ -0,0 +1,113 @@ + /* mbed UniGraphic library - Device specific class + * Copyright (c) 2015 Giuliano Dianda + * Released under the MIT License: http://mbed.org/license/mit + */ + +#include "Protocols.h" +#include "ILI932x.h" + +////////////////////////////////////////////////////////////////////////////////// +// display settings /////////////////////////////////////////////////////// +///////////////////////////////////////////////////////////////////////// + + +ILI932x::ILI932x(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) + : TFT932x(displayproto, port, CS, reset, DC, WR, RD, LCDSIZE_X, LCDSIZE_Y, name) +{ + hw_reset(); + BusEnable(true); //set CS low, will stay low untill manually set high with BusEnable(false); + identify(); // will collect tftID + if(tftID==0x9325) init9325(); + auto_gram_read_format();// try to get read gram pixel format, could be 16bit or 18bit, RGB or BGR. Will set flags accordingly + set_orientation(0); + FastWindow(true); // most but not all controllers support this, even if datasheet tells they should. + cls(); + locate(0,0); +} +ILI932x::ILI932x(proto_t displayproto, int Hz, PinName mosi, PinName miso, PinName sclk, PinName CS, PinName reset, const char *name, unsigned int LCDSIZE_X, unsigned int LCDSIZE_Y) + : TFT932x(displayproto, Hz, mosi, miso, sclk, CS, reset, LCDSIZE_X, LCDSIZE_Y, name) +{ + hw_reset(); //TFT class forwards to Protocol class + BusEnable(true); //set CS low, TFT932x class will toggle CS every transfer + identify(); // will collect tftID + if(tftID==0x9325) init9325(); + auto_gram_read_format();// try to get read gram pixel format, could be 16bit or 18bit, RGB or BGR. Will set flags accordingly + set_orientation(0); + FastWindow(true); // most but not all controllers support this, even if datasheet tells they should. + cls(); + locate(0,0); +} +// reset and init the lcd controller + +void ILI932x::init9325() +{ + /* Example for ILI9325 ----------------------------------------------------*/ + + reg_write(0x0001,0x0100); + reg_write(0x0002,0x0700); + reg_write(0x0003,0x1030); + reg_write(0x0004,0x0000); + reg_write(0x0008,0x0207); + reg_write(0x0009,0x0000); + reg_write(0x000A,0x0000); + reg_write(0x000C,0x0000); + reg_write(0x000D,0x0000); + reg_write(0x000F,0x0000); +//power on sequence VGHVGL + reg_write(0x0010,0x0000); + reg_write(0x0011,0x0007); + reg_write(0x0012,0x0000); + reg_write(0x0013,0x0000); + reg_write(0x0007,0x0001); +wait_ms(200); +//vgh + reg_write(0x0010,0x1290); + reg_write(0x0011,0x0227); +wait_ms(50); + //vregiout + reg_write(0x0012,0x001d); //0x001b + wait_ms(50); + //vom amplitude + reg_write(0x0013,0x1500); + wait_ms(50); + //vom H + reg_write(0x0029,0x0018); + reg_write(0x002B,0x000D); +wait_ms(50); +//gamma + reg_write(0x0030,0x0004); + reg_write(0x0031,0x0307); + reg_write(0x0032,0x0002);// 0006 + reg_write(0x0035,0x0206); + reg_write(0x0036,0x0408); + reg_write(0x0037,0x0507); + reg_write(0x0038,0x0204);//0200 + reg_write(0x0039,0x0707); + reg_write(0x003C,0x0405);// 0504 + reg_write(0x003D,0x0F02); + //ram + reg_write(0x0050,0x0000); + reg_write(0x0051,0x00EF); + reg_write(0x0052,0x0000); + reg_write(0x0053,0x013F); + reg_write(0x0060,0xA700); + reg_write(0x0061,0x0001); + reg_write(0x006A,0x0000); + // + reg_write(0x0080,0x0000); + reg_write(0x0081,0x0000); + reg_write(0x0082,0x0000); + reg_write(0x0083,0x0000); + reg_write(0x0084,0x0000); + reg_write(0x0085,0x0000); + // + reg_write(0x0090,0x0010); + reg_write(0x0092,0x0600); + reg_write(0x0093,0x0003); + reg_write(0x0095,0x0110); + reg_write(0x0097,0x0000); + reg_write(0x0098,0x0000); + + reg_write(0x0007,0x0133); // display on + +} \ No newline at end of file