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Kamil Ondrousek / Mbed 2 deprecated Ikeda

TFT_4DGL_Graphics.cpp@0:0375805b4605, 2011-01-16 (annotated)

Committer:: JLS
Date:: Sun Jan 16 20:27:22 2011 +0000
Revision:: 0:0375805b4605

Who changed what in which revision?

User	Revision	Line number	New contents of line
JLS	0:0375805b4605	1	//
JLS	0:0375805b4605	2	// TFT_4DGL is a class to drive 4D Systems TFT touch screens
JLS	0:0375805b4605	3	//
JLS	0:0375805b4605	4	// Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr>
JLS	0:0375805b4605	5	//
JLS	0:0375805b4605	6	// TFT_4DGL is free software: you can redistribute it and/or modify
JLS	0:0375805b4605	7	// it under the terms of the GNU General Public License as published by
JLS	0:0375805b4605	8	// the Free Software Foundation, either version 3 of the License, or
JLS	0:0375805b4605	9	// (at your option) any later version.
JLS	0:0375805b4605	10	//
JLS	0:0375805b4605	11	// TFT_4DGL is distributed in the hope that it will be useful,
JLS	0:0375805b4605	12	// but WITHOUT ANY WARRANTY; without even the implied warranty of
JLS	0:0375805b4605	13	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
JLS	0:0375805b4605	14	// GNU General Public License for more details.
JLS	0:0375805b4605	15	//
JLS	0:0375805b4605	16	// You should have received a copy of the GNU General Public License
JLS	0:0375805b4605	17	// along with TFT_4DGL. If not, see <http://www.gnu.org/licenses/>.
JLS	0:0375805b4605	18
JLS	0:0375805b4605	19	#include "mbed.h"
JLS	0:0375805b4605	20	#include "TFT_4DGL.h"
JLS	0:0375805b4605	21
JLS	0:0375805b4605	22
JLS	0:0375805b4605	23	//****************************************************************************************************
JLS	0:0375805b4605	24	void TFT_4DGL :: circle(int x, int y , int radius, int color) { // draw a circle in (x,y)
JLS	0:0375805b4605	25	char command[9]= "";
JLS	0:0375805b4605	26
JLS	0:0375805b4605	27	command[0] = CIRCLE;
JLS	0:0375805b4605	28
JLS	0:0375805b4605	29	command[1] = (x >> 8) & 0xFF;
JLS	0:0375805b4605	30	command[2] = x & 0xFF;
JLS	0:0375805b4605	31
JLS	0:0375805b4605	32	command[3] = (y >> 8) & 0xFF;
JLS	0:0375805b4605	33	command[4] = y & 0xFF;
JLS	0:0375805b4605	34
JLS	0:0375805b4605	35	command[5] = (radius >> 8) & 0xFF;
JLS	0:0375805b4605	36	command[6] = radius & 0xFF;
JLS	0:0375805b4605	37
JLS	0:0375805b4605	38	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	39	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	40	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	41
JLS	0:0375805b4605	42	command[7] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	43	command[8] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	44
JLS	0:0375805b4605	45	writeCOMMAND(command, 9);
JLS	0:0375805b4605	46	}
JLS	0:0375805b4605	47
JLS	0:0375805b4605	48	//****************************************************************************************************
JLS	0:0375805b4605	49	void TFT_4DGL :: triangle(int x1, int y1 , int x2, int y2, int x3, int y3, int color) { // draw a traingle
JLS	0:0375805b4605	50	char command[15]= "";
JLS	0:0375805b4605	51
JLS	0:0375805b4605	52	command[0] = TRIANGLE;
JLS	0:0375805b4605	53
JLS	0:0375805b4605	54	command[1] = (x1 >> 8) & 0xFF;
JLS	0:0375805b4605	55	command[2] = x1 & 0xFF;
JLS	0:0375805b4605	56
JLS	0:0375805b4605	57	command[3] = (y1 >> 8) & 0xFF;
JLS	0:0375805b4605	58	command[4] = y1 & 0xFF;
JLS	0:0375805b4605	59
JLS	0:0375805b4605	60	command[5] = (x2 >> 8) & 0xFF;
JLS	0:0375805b4605	61	command[6] = x2 & 0xFF;
JLS	0:0375805b4605	62
JLS	0:0375805b4605	63	command[7] = (y2 >> 8) & 0xFF;
JLS	0:0375805b4605	64	command[8] = y2 & 0xFF;
JLS	0:0375805b4605	65
JLS	0:0375805b4605	66	command[9] = (x3 >> 8) & 0xFF;
JLS	0:0375805b4605	67	command[10] = x3 & 0xFF;
JLS	0:0375805b4605	68
JLS	0:0375805b4605	69	command[11] = (y3 >> 8) & 0xFF;
JLS	0:0375805b4605	70	command[12] = y3 & 0xFF;
JLS	0:0375805b4605	71
JLS	0:0375805b4605	72	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	73	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	74	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	75
JLS	0:0375805b4605	76	command[13] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	77	command[14] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	78
JLS	0:0375805b4605	79	writeCOMMAND(command, 15);
JLS	0:0375805b4605	80	}
JLS	0:0375805b4605	81
JLS	0:0375805b4605	82	//****************************************************************************************************
JLS	0:0375805b4605	83	void TFT_4DGL :: line(int x1, int y1 , int x2, int y2, int color) { // draw a line
JLS	0:0375805b4605	84	char command[11]= "";
JLS	0:0375805b4605	85
JLS	0:0375805b4605	86	command[0] = LINE;
JLS	0:0375805b4605	87
JLS	0:0375805b4605	88	command[1] = (x1 >> 8) & 0xFF;
JLS	0:0375805b4605	89	command[2] = x1 & 0xFF;
JLS	0:0375805b4605	90
JLS	0:0375805b4605	91	command[3] = (y1 >> 8) & 0xFF;
JLS	0:0375805b4605	92	command[4] = y1 & 0xFF;
JLS	0:0375805b4605	93
JLS	0:0375805b4605	94	command[5] = (x2 >> 8) & 0xFF;
JLS	0:0375805b4605	95	command[6] = x2 & 0xFF;
JLS	0:0375805b4605	96
JLS	0:0375805b4605	97	command[7] = (y2 >> 8) & 0xFF;
JLS	0:0375805b4605	98	command[8] = y2 & 0xFF;
JLS	0:0375805b4605	99
JLS	0:0375805b4605	100	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	101	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	102	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	103
JLS	0:0375805b4605	104	command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	105	command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	106
JLS	0:0375805b4605	107	writeCOMMAND(command, 11);
JLS	0:0375805b4605	108	}
JLS	0:0375805b4605	109
JLS	0:0375805b4605	110	//****************************************************************************************************
JLS	0:0375805b4605	111	void TFT_4DGL :: rectangle(int x1, int y1 , int x2, int y2, int color) { // draw a rectangle
JLS	0:0375805b4605	112	char command[11]= "";
JLS	0:0375805b4605	113
JLS	0:0375805b4605	114	command[0] = RECTANGLE;
JLS	0:0375805b4605	115
JLS	0:0375805b4605	116	command[1] = (x1 >> 8) & 0xFF;
JLS	0:0375805b4605	117	command[2] = x1 & 0xFF;
JLS	0:0375805b4605	118
JLS	0:0375805b4605	119	command[3] = (y1 >> 8) & 0xFF;
JLS	0:0375805b4605	120	command[4] = y1 & 0xFF;
JLS	0:0375805b4605	121
JLS	0:0375805b4605	122	command[5] = (x2 >> 8) & 0xFF;
JLS	0:0375805b4605	123	command[6] = x2 & 0xFF;
JLS	0:0375805b4605	124
JLS	0:0375805b4605	125	command[7] = (y2 >> 8) & 0xFF;
JLS	0:0375805b4605	126	command[8] = y2 & 0xFF;
JLS	0:0375805b4605	127
JLS	0:0375805b4605	128	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	129	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	130	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	131
JLS	0:0375805b4605	132	command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	133	command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	134
JLS	0:0375805b4605	135	writeCOMMAND(command, 11);
JLS	0:0375805b4605	136	}
JLS	0:0375805b4605	137
JLS	0:0375805b4605	138	//****************************************************************************************************
JLS	0:0375805b4605	139	void TFT_4DGL :: ellipse(int x, int y , int radius_x, int radius_y, int color) { // draw an ellipse
JLS	0:0375805b4605	140	char command[11]= "";
JLS	0:0375805b4605	141
JLS	0:0375805b4605	142	command[0] = ELLIPSE;
JLS	0:0375805b4605	143
JLS	0:0375805b4605	144	command[1] = (x >> 8) & 0xFF;
JLS	0:0375805b4605	145	command[2] = x & 0xFF;
JLS	0:0375805b4605	146
JLS	0:0375805b4605	147	command[3] = (y >> 8) & 0xFF;
JLS	0:0375805b4605	148	command[4] = y & 0xFF;
JLS	0:0375805b4605	149
JLS	0:0375805b4605	150	command[5] = (radius_x >> 8) & 0xFF;
JLS	0:0375805b4605	151	command[6] = radius_x & 0xFF;
JLS	0:0375805b4605	152
JLS	0:0375805b4605	153	command[7] = (radius_y >> 8) & 0xFF;
JLS	0:0375805b4605	154	command[8] = radius_y & 0xFF;
JLS	0:0375805b4605	155
JLS	0:0375805b4605	156	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	157	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	158	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	159
JLS	0:0375805b4605	160	command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	161	command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	162
JLS	0:0375805b4605	163	writeCOMMAND(command, 11);
JLS	0:0375805b4605	164	}
JLS	0:0375805b4605	165
JLS	0:0375805b4605	166	//****************************************************************************************************
JLS	0:0375805b4605	167	void TFT_4DGL :: pixel(int x, int y, int color) { // draw a pixel
JLS	0:0375805b4605	168	char command[7]= "";
JLS	0:0375805b4605	169
JLS	0:0375805b4605	170	command[0] = PIXEL;
JLS	0:0375805b4605	171
JLS	0:0375805b4605	172	command[1] = (x >> 8) & 0xFF;
JLS	0:0375805b4605	173	command[2] = x & 0xFF;
JLS	0:0375805b4605	174
JLS	0:0375805b4605	175	command[3] = (y >> 8) & 0xFF;
JLS	0:0375805b4605	176	command[4] = y & 0xFF;
JLS	0:0375805b4605	177
JLS	0:0375805b4605	178	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:0375805b4605	179	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:0375805b4605	180	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:0375805b4605	181
JLS	0:0375805b4605	182	command[5] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:0375805b4605	183	command[6] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:0375805b4605	184
JLS	0:0375805b4605	185	writeCOMMAND(command, 7);
JLS	0:0375805b4605	186	}
JLS	0:0375805b4605	187
JLS	0:0375805b4605	188	//******************************************************************************************************
JLS	0:0375805b4605	189	int TFT_4DGL :: read_pixel(int x, int y) { // read screen info and populate data
JLS	0:0375805b4605	190
JLS	0:0375805b4605	191	char command[5]= "";
JLS	0:0375805b4605	192
JLS	0:0375805b4605	193	command[0] = READPIXEL;
JLS	0:0375805b4605	194
JLS	0:0375805b4605	195	command[1] = (x >> 8) & 0xFF;
JLS	0:0375805b4605	196	command[2] = x & 0xFF;
JLS	0:0375805b4605	197
JLS	0:0375805b4605	198	command[3] = (y >> 8) & 0xFF;
JLS	0:0375805b4605	199	command[4] = y & 0xFF;
JLS	0:0375805b4605	200
JLS	0:0375805b4605	201	int i, temp = 0, color = 0, resp = 0;
JLS	0:0375805b4605	202	char response[2] = "";
JLS	0:0375805b4605	203
JLS	0:0375805b4605	204	freeBUFFER();
JLS	0:0375805b4605	205
JLS	0:0375805b4605	206	for (i = 0; i < 5; i++) { // send all chars to serial port
JLS	0:0375805b4605	207	writeBYTE(command[i]);
JLS	0:0375805b4605	208	}
JLS	0:0375805b4605	209
JLS	0:0375805b4605	210	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:0375805b4605	211
JLS	0:0375805b4605	212	while (_cmd.readable()) {
JLS	0:0375805b4605	213	temp = _cmd.getc();
JLS	0:0375805b4605	214	response[resp++] = (char)temp;
JLS	0:0375805b4605	215	}
JLS	0:0375805b4605	216
JLS	0:0375805b4605	217	color = ((response[0] << 8) + response[1]);
JLS	0:0375805b4605	218
JLS	0:0375805b4605	219	return color; // WARNING : this is 16bits color, not 24bits... need to be fixed
JLS	0:0375805b4605	220	}
JLS	0:0375805b4605	221
JLS	0:0375805b4605	222	//******************************************************************************************************
JLS	0:0375805b4605	223	void TFT_4DGL :: screen_copy(int xs, int ys , int xd, int yd , int width, int height) {
JLS	0:0375805b4605	224
JLS	0:0375805b4605	225	char command[13]= "";
JLS	0:0375805b4605	226
JLS	0:0375805b4605	227	command[0] = SCREENCOPY;
JLS	0:0375805b4605	228
JLS	0:0375805b4605	229	command[1] = (xs >> 8) & 0xFF;
JLS	0:0375805b4605	230	command[2] = xs & 0xFF;
JLS	0:0375805b4605	231
JLS	0:0375805b4605	232	command[3] = (ys >> 8) & 0xFF;
JLS	0:0375805b4605	233	command[4] = ys & 0xFF;
JLS	0:0375805b4605	234
JLS	0:0375805b4605	235	command[5] = (xd >> 8) & 0xFF;
JLS	0:0375805b4605	236	command[6] = xd & 0xFF;
JLS	0:0375805b4605	237
JLS	0:0375805b4605	238	command[7] = (yd >> 8) & 0xFF;
JLS	0:0375805b4605	239	command[8] = yd & 0xFF;
JLS	0:0375805b4605	240
JLS	0:0375805b4605	241	command[9] = (width >> 8) & 0xFF;
JLS	0:0375805b4605	242	command[10] = width & 0xFF;
JLS	0:0375805b4605	243
JLS	0:0375805b4605	244	command[11] = (height >> 8) & 0xFF;
JLS	0:0375805b4605	245	command[12] = height & 0xFF;
JLS	0:0375805b4605	246
JLS	0:0375805b4605	247	writeCOMMAND(command, 13);
JLS	0:0375805b4605	248	}
JLS	0:0375805b4605	249
JLS	0:0375805b4605	250	//****************************************************************************************************
JLS	0:0375805b4605	251	void TFT_4DGL :: pen_size(char mode) { // set pen to SOLID or WIREFRAME
JLS	0:0375805b4605	252	char command[2]= "";
JLS	0:0375805b4605	253
JLS	0:0375805b4605	254	command[0] = PENSIZE;
JLS	0:0375805b4605	255	command[1] = mode;
JLS	0:0375805b4605	256
JLS	0:0375805b4605	257	writeCOMMAND(command, 2);
JLS	0:0375805b4605	258	}
JLS	0:0375805b4605	259
JLS	0:0375805b4605	260	//****************************************************************************************************
JLS	0:0375805b4605	261	// This plays a .wav file from the FAT partition of an uSD Card
JLS	0:0375805b4605	262	// Not really recommended as the speaker on the uLCD-32PT is really bad!
JLS	0:0375805b4605	263	//****************************************************************************************************
JLS	0:0375805b4605	264	void TFT_4DGL :: SD_Card_Wav(char *Filename) {
JLS	0:0375805b4605	265	char command[21]= "";
JLS	0:0375805b4605	266	int Lgt=0;
JLS	0:0375805b4605	267
JLS	0:0375805b4605	268	command[0] = 0x40; //ext_cmd
JLS	0:0375805b4605	269	command[1] = 0x6C; //Play Audio
JLS	0:0375805b4605	270	command[2] = 0x01; //Option 0x00=Return at end, 0x01=Return now, 0x02=Stop, 0x03=Pause, 0x04=Resume, 0x05=Loop.
JLS	0:0375805b4605	271	for(int i=0;Filename[i]!=0x00;i++){
JLS	0:0375805b4605	272	command[i+3] = Filename[i];
JLS	0:0375805b4605	273	Lgt = i;
JLS	0:0375805b4605	274	}
JLS	0:0375805b4605	275	command[Lgt+4] = 0x2E; //.
JLS	0:0375805b4605	276	command[Lgt+5] = 0x77; //w
JLS	0:0375805b4605	277	command[Lgt+6] = 0x61; //a
JLS	0:0375805b4605	278	command[Lgt+7] = 0x76; //v
JLS	0:0375805b4605	279	command[Lgt+8] = 0x00; //terminator
JLS	0:0375805b4605	280
JLS	0:0375805b4605	281	writeCOMMAND(command, Lgt+9);
JLS	0:0375805b4605	282	}
JLS	0:0375805b4605	283
JLS	0:0375805b4605	284	//****************************************************************************************************
JLS	0:0375805b4605	285	// This sets the volume for the speaker on the uLCD-32PT
JLS	0:0375805b4605	286	//****************************************************************************************************
JLS	0:0375805b4605	287	void TFT_4DGL :: Set_Volume(char vol) {
JLS	0:0375805b4605	288
JLS	0:0375805b4605	289	char command[2]= "";
JLS	0:0375805b4605	290
JLS	0:0375805b4605	291	command[0] = 0x76; //cmd
JLS	0:0375805b4605	292	command[1] = vol; //set volume
JLS	0:0375805b4605	293
JLS	0:0375805b4605	294	writeCOMMAND(command, 2);
JLS	0:0375805b4605	295	}
JLS	0:0375805b4605	296
JLS	0:0375805b4605	297	//****************************************************************************************************
JLS	0:0375805b4605	298	// This displays an image on the screen that is stored on the FAT partition of an uSD Card
JLS	0:0375805b4605	299	// Sent Filename, X-pos, Y-pos, Sector Address - Display from the RAW partition is quicker
JLS	0:0375805b4605	300	//****************************************************************************************************
JLS	0:0375805b4605	301	void TFT_4DGL :: uSD_FAT_Image(char *Filename, int x, int y, long s) {
JLS	0:0375805b4605	302	char X_MSB, X_LSB, Y_MSB, Y_LSB, S0, S1, S2, S3;
JLS	0:0375805b4605	303	char command[25]= "";
JLS	0:0375805b4605	304	int Lgt=0;
JLS	0:0375805b4605	305
JLS	0:0375805b4605	306	X_LSB = x&0x00FF;
JLS	0:0375805b4605	307	X_MSB = (x >> 8);
JLS	0:0375805b4605	308	Y_LSB = y&0x00FF;
JLS	0:0375805b4605	309	Y_MSB = (y >> 8);
JLS	0:0375805b4605	310
JLS	0:0375805b4605	311	S0 = (s >> 20)&0x000000FF;
JLS	0:0375805b4605	312	S1 = (s >> 16)&0x0000FF;
JLS	0:0375805b4605	313	S2 = (s >> 8)&0x0000FF;
JLS	0:0375805b4605	314	S3 = s&0x0000FF;;
JLS	0:0375805b4605	315
JLS	0:0375805b4605	316	command[0] = '@'; //ext_cmd
JLS	0:0375805b4605	317	command[1] = 'm'; //FAT Image
JLS	0:0375805b4605	318	for(int i=0;Filename[i]!=0x00;i++){
JLS	0:0375805b4605	319	command[i+2] = Filename[i];
JLS	0:0375805b4605	320	Lgt = i;
JLS	0:0375805b4605	321	}
JLS	0:0375805b4605	322	command[Lgt+3] = '.'; //.
JLS	0:0375805b4605	323	command[Lgt+4] = 'G'; //G
JLS	0:0375805b4605	324	command[Lgt+5] = 'C'; //C
JLS	0:0375805b4605	325	command[Lgt+6] = 'I'; //I
JLS	0:0375805b4605	326	command[Lgt+7] = 0x00; //Terminator
JLS	0:0375805b4605	327	command[Lgt+8] = X_MSB; //X-Position MSB
JLS	0:0375805b4605	328	command[Lgt+9] = X_LSB; //X-Position LSB
JLS	0:0375805b4605	329	command[Lgt+10] = Y_MSB; //Y-Position MSB
JLS	0:0375805b4605	330	command[Lgt+11] = Y_LSB; //Y-Position LSB
JLS	0:0375805b4605	331	command[Lgt+12] = S0; //Sector Address 4 bytes
JLS	0:0375805b4605	332	command[Lgt+13] = S1;
JLS	0:0375805b4605	333	command[Lgt+14] = S2;
JLS	0:0375805b4605	334	command[Lgt+15] = S3;
JLS	0:0375805b4605	335
JLS	0:0375805b4605	336	writeCOMMAND(command, Lgt+16);
JLS	0:0375805b4605	337	}
JLS	0:0375805b4605	338
JLS	0:0375805b4605	339	//****************************************************************************************************
JLS	0:0375805b4605	340	// This displays an image on the screen in the NEW FORMAT
JLS	0:0375805b4605	341	// Sent X-pos, Y-pos, Sector Address - This is the recommended way to display images
JLS	0:0375805b4605	342	//****************************************************************************************************
JLS	0:0375805b4605	343	void TFT_4DGL :: uSD_Image(int x, int y, long s) {
JLS	0:0375805b4605	344	char S1, S2, S3;
JLS	0:0375805b4605	345	char X_MSB, X_LSB, Y_MSB, Y_LSB;
JLS	0:0375805b4605	346	char command[9]= "";
JLS	0:0375805b4605	347
JLS	0:0375805b4605	348	X_LSB = x&0x00FF; //Work out the x position
JLS	0:0375805b4605	349	X_MSB = (x >> 8);
JLS	0:0375805b4605	350	Y_LSB = y&0x00FF; //Work out the y position
JLS	0:0375805b4605	351	Y_MSB = (y >> 8);
JLS	0:0375805b4605	352
JLS	0:0375805b4605	353	S1 = (s >> 16)&0x0000FF; //Work out the sector address
JLS	0:0375805b4605	354	S2 = (s >> 8)&0x0000FF;
JLS	0:0375805b4605	355	S3 = s&0x0000FF;
JLS	0:0375805b4605	356
JLS	0:0375805b4605	357	command[0] = 0x40; //ext_cmd
JLS	0:0375805b4605	358	command[1] = 0x49; //Display image
JLS	0:0375805b4605	359	command[2] = X_MSB; //X position - 2 bytes
JLS	0:0375805b4605	360	command[3] = X_LSB;
JLS	0:0375805b4605	361	command[4] = Y_MSB; //Y position - 2 bytes
JLS	0:0375805b4605	362	command[5] = Y_LSB;
JLS	0:0375805b4605	363	command[6] = S1; //Sector address - 3 bytes
JLS	0:0375805b4605	364	command[7] = S2;
JLS	0:0375805b4605	365	command[8] = S3;
JLS	0:0375805b4605	366
JLS	0:0375805b4605	367	writeCOMMAND(command, 9);
JLS	0:0375805b4605	368	}
JLS	0:0375805b4605	369
JLS	0:0375805b4605	370	//****************************************************************************************************
JLS	0:0375805b4605	371	// This displays an video on the screen in the NEW FORMAT
JLS	0:0375805b4605	372	// Sent X-pos, Y-pos, Sector Address - This is the recommended way to display video
JLS	0:0375805b4605	373	//****************************************************************************************************
JLS	0:0375805b4605	374	void TFT_4DGL :: uSD_Video(int x, int y, long s) {
JLS	0:0375805b4605	375	char S1, S2, S3;
JLS	0:0375805b4605	376	char X_MSB, X_LSB, Y_MSB, Y_LSB;
JLS	0:0375805b4605	377	char command[10]= "";
JLS	0:0375805b4605	378
JLS	0:0375805b4605	379	X_LSB = x&0x00FF;
JLS	0:0375805b4605	380	X_MSB = (x >> 8);
JLS	0:0375805b4605	381	Y_LSB = y&0x00FF;
JLS	0:0375805b4605	382	Y_MSB = (y >> 8);
JLS	0:0375805b4605	383
JLS	0:0375805b4605	384	S1 = (s >> 16)&0x0000FF;
JLS	0:0375805b4605	385	S2 = (s >> 8)&0x0000FF;
JLS	0:0375805b4605	386	S3 = s&0x0000FF;
JLS	0:0375805b4605	387
JLS	0:0375805b4605	388	command[0] = 0x40; //ext_cmd
JLS	0:0375805b4605	389	command[1] = 0x56; //Display video
JLS	0:0375805b4605	390	command[2] = X_MSB; //X position - 2 bytes
JLS	0:0375805b4605	391	command[3] = X_LSB;
JLS	0:0375805b4605	392	command[4] = Y_MSB; //Y position - 2 bytes
JLS	0:0375805b4605	393	command[5] = Y_LSB;
JLS	0:0375805b4605	394	command[6] = 0x00; //delay between frames
JLS	0:0375805b4605	395	command[7] = S1; //Sector address - 3 bytes
JLS	0:0375805b4605	396	command[8] = S2;
JLS	0:0375805b4605	397	command[9] = S3;
JLS	0:0375805b4605	398
JLS	0:0375805b4605	399	writeCOMMAND(command, 10);
JLS	0:0375805b4605	400	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	16 Jan 2011
Imports:	3
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

TFT_4DGL_Graphics.cpp@0:0375805b4605, 2011-01-16 (annotated)

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