ChaoticFlow - Simple chaotic flow attractor

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Kamil Ondrousek / Mbed 2 deprecated ChaoticFlow

Simple chaotic flow attractor

TFT_4DGL_main.cpp@0:59b205692ef0, 2011-02-10 (annotated)

Committer:: JLS
Date:: Thu Feb 10 19:52:22 2011 +0000
Revision:: 0:59b205692ef0

Who changed what in which revision?

User	Revision	Line number	New contents of line
JLS	0:59b205692ef0	1	//
JLS	0:59b205692ef0	2	// TFT_4DGL is a class to drive 4D Systems TFT touch screens
JLS	0:59b205692ef0	3	//
JLS	0:59b205692ef0	4	// Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr>
JLS	0:59b205692ef0	5	//
JLS	0:59b205692ef0	6	// TFT_4DGL is free software: you can redistribute it and/or modify
JLS	0:59b205692ef0	7	// it under the terms of the GNU General Public License as published by
JLS	0:59b205692ef0	8	// the Free Software Foundation, either version 3 of the License, or
JLS	0:59b205692ef0	9	// (at your option) any later version.
JLS	0:59b205692ef0	10	//
JLS	0:59b205692ef0	11	// TFT_4DGL is distributed in the hope that it will be useful,
JLS	0:59b205692ef0	12	// but WITHOUT ANY WARRANTY; without even the implied warranty of
JLS	0:59b205692ef0	13	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
JLS	0:59b205692ef0	14	// GNU General Public License for more details.
JLS	0:59b205692ef0	15	//
JLS	0:59b205692ef0	16	// You should have received a copy of the GNU General Public License
JLS	0:59b205692ef0	17	// along with TFT_4DGL. If not, see <http://www.gnu.org/licenses/>.
JLS	0:59b205692ef0	18
JLS	0:59b205692ef0	19	#include "mbed.h"
JLS	0:59b205692ef0	20	#include "TFT_4DGL.h"
JLS	0:59b205692ef0	21
JLS	0:59b205692ef0	22	Serial pc(USBTX,USBRX);
JLS	0:59b205692ef0	23	//DigitalOut led1(LED1), led2(LED2);
JLS	0:59b205692ef0	24
JLS	0:59b205692ef0	25	//******************************************************************************************************
JLS	0:59b205692ef0	26	TFT_4DGL :: TFT_4DGL(PinName tx, PinName rx, PinName rst) : _cmd(tx, rx), _rst(rst) { // Constructor
JLS	0:59b205692ef0	27
JLS	0:59b205692ef0	28	#if DEBUGMODE
JLS	0:59b205692ef0	29	pc.baud(115200);
JLS	0:59b205692ef0	30
JLS	0:59b205692ef0	31	pc.printf("\n\n\n");
JLS	0:59b205692ef0	32	pc.printf("********************\n\r");
JLS	0:59b205692ef0	33	pc.printf("TFT_4DGL CONSTRUCTOR\n\r");
JLS	0:59b205692ef0	34	pc.printf("********************\n\r");
JLS	0:59b205692ef0	35	#endif
JLS	0:59b205692ef0	36
JLS	0:59b205692ef0	37	_rst = 1; // put RESET pin to high to start TFT screen
JLS	0:59b205692ef0	38
JLS	0:59b205692ef0	39	reset();
JLS	0:59b205692ef0	40	autobaud(); // send autobaud command
JLS	0:59b205692ef0	41	baudrate(256000); // set the initial baudrate to 256kbps - fastest supported by uLCD-32PT
JLS	0:59b205692ef0	42	cls(); // clear screen
JLS	0:59b205692ef0	43
JLS	0:59b205692ef0	44	current_col = 0; // initial cursor col
JLS	0:59b205692ef0	45	current_row = 0; // initial cursor row
JLS	0:59b205692ef0	46	current_color = WHITE; // initial text color
JLS	0:59b205692ef0	47	current_orientation = IS_PORTRAIT; // initial screen orientation
JLS	0:59b205692ef0	48
JLS	0:59b205692ef0	49	set_font(FONT_5X7); // initial font
JLS	0:59b205692ef0	50	text_mode(TRANSPARENT); // initial text mode
JLS	0:59b205692ef0	51	display_control(0x06,0x00); // initial Image control new format
JLS	0:59b205692ef0	52	}
JLS	0:59b205692ef0	53
JLS	0:59b205692ef0	54	//******************************************************************************************************
JLS	0:59b205692ef0	55	void TFT_4DGL :: writeBYTE(char c) { // send a BYTE command to screen
JLS	0:59b205692ef0	56
JLS	0:59b205692ef0	57	_cmd.putc(c);
JLS	0:59b205692ef0	58
JLS	0:59b205692ef0	59	#if DEBUGMODE
JLS	0:59b205692ef0	60	pc.printf(" Char sent : 0x%02X ",c);
JLS	0:59b205692ef0	61	pc.putc(c);
JLS	0:59b205692ef0	62	pc.printf(" \n\r");
JLS	0:59b205692ef0	63	#endif
JLS	0:59b205692ef0	64
JLS	0:59b205692ef0	65	}
JLS	0:59b205692ef0	66
JLS	0:59b205692ef0	67	//******************************************************************************************************
JLS	0:59b205692ef0	68	void TFT_4DGL :: freeBUFFER(void) { // Clear serial buffer before writing command
JLS	0:59b205692ef0	69
JLS	0:59b205692ef0	70	while (_cmd.readable()) _cmd.getc(); // clear buffer garbage
JLS	0:59b205692ef0	71	}
JLS	0:59b205692ef0	72
JLS	0:59b205692ef0	73	//******************************************************************************************************
JLS	0:59b205692ef0	74	int TFT_4DGL :: writeCOMMAND(char *command, int number) { // send several BYTES making a command and return an answer
JLS	0:59b205692ef0	75
JLS	0:59b205692ef0	76	#if DEBUGMODE
JLS	0:59b205692ef0	77	pc.printf("\n\r");
JLS	0:59b205692ef0	78	pc.printf("New COMMAND : 0x%02X\n\r", command[0]);
JLS	0:59b205692ef0	79	#endif
JLS	0:59b205692ef0	80	int i, resp = 0;
JLS	0:59b205692ef0	81	freeBUFFER();
JLS	0:59b205692ef0	82
JLS	0:59b205692ef0	83	for (i = 0; i < number; i++) writeBYTE(command[i]); // send command to serial port
JLS	0:59b205692ef0	84
JLS	0:59b205692ef0	85	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:59b205692ef0	86	if (_cmd.readable()) resp = _cmd.getc(); // read response if any
JLS	0:59b205692ef0	87	switch (resp) {
JLS	0:59b205692ef0	88	case ACK : // if OK return 1
JLS	0:59b205692ef0	89	resp = 1;
JLS	0:59b205692ef0	90	break;
JLS	0:59b205692ef0	91	case NAK : // if NOK return -1
JLS	0:59b205692ef0	92	resp = -1;
JLS	0:59b205692ef0	93	break;
JLS	0:59b205692ef0	94	default :
JLS	0:59b205692ef0	95	resp = 0; // else return 0
JLS	0:59b205692ef0	96	break;
JLS	0:59b205692ef0	97	}
JLS	0:59b205692ef0	98	#if DEBUGMODE
JLS	0:59b205692ef0	99	pc.printf(" Answer received : %d\n\r",resp);
JLS	0:59b205692ef0	100	#endif
JLS	0:59b205692ef0	101
JLS	0:59b205692ef0	102	return resp;
JLS	0:59b205692ef0	103	}
JLS	0:59b205692ef0	104
JLS	0:59b205692ef0	105	//**************************************************************************
JLS	0:59b205692ef0	106	void TFT_4DGL :: reset() { // Reset Screen
JLS	0:59b205692ef0	107
JLS	0:59b205692ef0	108	_rst = 0; // put RESET pin to low
JLS	0:59b205692ef0	109	wait_ms(TEMPO); // wait a few milliseconds for command reception
JLS	0:59b205692ef0	110	_rst = 1; // put RESET back to high
JLS	0:59b205692ef0	111	wait(3); // wait 3s for screen to restart
JLS	0:59b205692ef0	112
JLS	0:59b205692ef0	113	freeBUFFER(); // clean buffer from possible garbage
JLS	0:59b205692ef0	114	}
JLS	0:59b205692ef0	115
JLS	0:59b205692ef0	116	//**************************************************************************
JLS	0:59b205692ef0	117	void TFT_4DGL :: autobaud() { // send AutoBaud command (9600)
JLS	0:59b205692ef0	118	char command[1] = "";
JLS	0:59b205692ef0	119	command[0] = AUTOBAUD;
JLS	0:59b205692ef0	120	writeCOMMAND(command, 1);
JLS	0:59b205692ef0	121	}
JLS	0:59b205692ef0	122
JLS	0:59b205692ef0	123	//**************************************************************************
JLS	0:59b205692ef0	124	void TFT_4DGL :: cls() { // clear screen
JLS	0:59b205692ef0	125	char command[1] = "";
JLS	0:59b205692ef0	126	command[0] = CLS;
JLS	0:59b205692ef0	127	writeCOMMAND(command, 1);
JLS	0:59b205692ef0	128	}
JLS	0:59b205692ef0	129
JLS	0:59b205692ef0	130	//**************************************************************************
JLS	0:59b205692ef0	131	void TFT_4DGL :: version() { // get API version
JLS	0:59b205692ef0	132	char command[2] = "";
JLS	0:59b205692ef0	133	command[0] = VERSION;
JLS	0:59b205692ef0	134	command[1] = OFF;
JLS	0:59b205692ef0	135	readVERSION(command, 2);
JLS	0:59b205692ef0	136	}
JLS	0:59b205692ef0	137
JLS	0:59b205692ef0	138	//**************************************************************************
JLS	0:59b205692ef0	139	void TFT_4DGL :: baudrate(long speed) { // set screen baud rate
JLS	0:59b205692ef0	140	char command[2]= "";
JLS	0:59b205692ef0	141	command[0] = BAUDRATE;
JLS	0:59b205692ef0	142	switch (speed) {
JLS	0:59b205692ef0	143	case 110 :
JLS	0:59b205692ef0	144	command[1] = BAUD_110;
JLS	0:59b205692ef0	145	break;
JLS	0:59b205692ef0	146	case 300 :
JLS	0:59b205692ef0	147	command[1] = BAUD_300;
JLS	0:59b205692ef0	148	break;
JLS	0:59b205692ef0	149	case 600 :
JLS	0:59b205692ef0	150	command[1] = BAUD_600;
JLS	0:59b205692ef0	151	break;
JLS	0:59b205692ef0	152	case 1200 :
JLS	0:59b205692ef0	153	command[1] = BAUD_1200;
JLS	0:59b205692ef0	154	break;
JLS	0:59b205692ef0	155	case 2400 :
JLS	0:59b205692ef0	156	command[1] = BAUD_2400;
JLS	0:59b205692ef0	157	break;
JLS	0:59b205692ef0	158	case 4800 :
JLS	0:59b205692ef0	159	command[1] = BAUD_4800;
JLS	0:59b205692ef0	160	break;
JLS	0:59b205692ef0	161	case 9600 :
JLS	0:59b205692ef0	162	command[1] = BAUD_9600;
JLS	0:59b205692ef0	163	break;
JLS	0:59b205692ef0	164	case 14400 :
JLS	0:59b205692ef0	165	command[1] = BAUD_14400;
JLS	0:59b205692ef0	166	break;
JLS	0:59b205692ef0	167	case 19200 :
JLS	0:59b205692ef0	168	command[1] = BAUD_19200;
JLS	0:59b205692ef0	169	break;
JLS	0:59b205692ef0	170	case 31250 :
JLS	0:59b205692ef0	171	command[1] = BAUD_31250;
JLS	0:59b205692ef0	172	break;
JLS	0:59b205692ef0	173	case 38400 :
JLS	0:59b205692ef0	174	command[1] = BAUD_38400;
JLS	0:59b205692ef0	175	break;
JLS	0:59b205692ef0	176	case 56000 :
JLS	0:59b205692ef0	177	command[1] = BAUD_56000;
JLS	0:59b205692ef0	178	break;
JLS	0:59b205692ef0	179	case 57600 :
JLS	0:59b205692ef0	180	command[1] = BAUD_57600;
JLS	0:59b205692ef0	181	break;
JLS	0:59b205692ef0	182	case 115200 :
JLS	0:59b205692ef0	183	command[1] = BAUD_115200;
JLS	0:59b205692ef0	184	break;
JLS	0:59b205692ef0	185	case 128000 :
JLS	0:59b205692ef0	186	command[1] = BAUD_128000;
JLS	0:59b205692ef0	187	break;
JLS	0:59b205692ef0	188	case 256000 :
JLS	0:59b205692ef0	189	command[1] = BAUD_256000;
JLS	0:59b205692ef0	190	break;
JLS	0:59b205692ef0	191	default :
JLS	0:59b205692ef0	192	command[1] = BAUD_9600;
JLS	0:59b205692ef0	193	speed = 9600;
JLS	0:59b205692ef0	194	break;
JLS	0:59b205692ef0	195	}
JLS	0:59b205692ef0	196
JLS	0:59b205692ef0	197	#if DEBUGMODE
JLS	0:59b205692ef0	198	pc.printf("\n\r");
JLS	0:59b205692ef0	199	pc.printf("New COMMAND : 0x%02X\n\r", command[0]);
JLS	0:59b205692ef0	200	#endif
JLS	0:59b205692ef0	201
JLS	0:59b205692ef0	202	int i, resp = 0;
JLS	0:59b205692ef0	203	freeBUFFER();
JLS	0:59b205692ef0	204
JLS	0:59b205692ef0	205	if(speed==256000)
JLS	0:59b205692ef0	206	speed=281000; //If baud rate is 256K comm at 281k - as instructed by 4DGL
JLS	0:59b205692ef0	207
JLS	0:59b205692ef0	208	for (i = 0; i <2; i++) writeBYTE(command[i]); // send command to serial port
JLS	0:59b205692ef0	209	_cmd.baud(speed); // set mbed to same speed
JLS	0:59b205692ef0	210
JLS	0:59b205692ef0	211	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:59b205692ef0	212
JLS	0:59b205692ef0	213	if (_cmd.readable()) resp = _cmd.getc(); // read response if any
JLS	0:59b205692ef0	214	switch (resp) {
JLS	0:59b205692ef0	215	case ACK : // if OK return 1
JLS	0:59b205692ef0	216	resp = 1;
JLS	0:59b205692ef0	217	break;
JLS	0:59b205692ef0	218	case NAK : // if NOK return -1
JLS	0:59b205692ef0	219	resp = -1;
JLS	0:59b205692ef0	220	break;
JLS	0:59b205692ef0	221	default :
JLS	0:59b205692ef0	222	resp = 0; // else return 0
JLS	0:59b205692ef0	223	break;
JLS	0:59b205692ef0	224	}
JLS	0:59b205692ef0	225	#if DEBUGMODE
JLS	0:59b205692ef0	226	pc.printf(" Baudrate reply received : %d\n\r",resp);
JLS	0:59b205692ef0	227	#endif
JLS	0:59b205692ef0	228	}
JLS	0:59b205692ef0	229
JLS	0:59b205692ef0	230	//******************************************************************************************************
JLS	0:59b205692ef0	231	int TFT_4DGL :: readVERSION(char *command, int number) { // read screen info and populate data
JLS	0:59b205692ef0	232
JLS	0:59b205692ef0	233	int i, temp = 0, resp = 0;
JLS	0:59b205692ef0	234	char response[5] = "";
JLS	0:59b205692ef0	235
JLS	0:59b205692ef0	236	freeBUFFER();
JLS	0:59b205692ef0	237
JLS	0:59b205692ef0	238	for (i = 0; i < number; i++) writeBYTE(command[i]); // send all chars to serial port
JLS	0:59b205692ef0	239
JLS	0:59b205692ef0	240	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:59b205692ef0	241
JLS	0:59b205692ef0	242	while (_cmd.readable()) {
JLS	0:59b205692ef0	243	temp = _cmd.getc();
JLS	0:59b205692ef0	244	response[resp++] = (char)temp;
JLS	0:59b205692ef0	245	}
JLS	0:59b205692ef0	246	switch (resp) {
JLS	0:59b205692ef0	247	case 5 : // if OK populate data and return 1
JLS	0:59b205692ef0	248	type = response[0];
JLS	0:59b205692ef0	249	revision = response[1];
JLS	0:59b205692ef0	250	firmware = response[2];
JLS	0:59b205692ef0	251	reserved1 = response[3];
JLS	0:59b205692ef0	252	reserved2 = response[4];
JLS	0:59b205692ef0	253	resp = 1;
JLS	0:59b205692ef0	254	break;
JLS	0:59b205692ef0	255	default :
JLS	0:59b205692ef0	256	resp = 0; // else return 0
JLS	0:59b205692ef0	257	break;
JLS	0:59b205692ef0	258	}
JLS	0:59b205692ef0	259	return resp;
JLS	0:59b205692ef0	260	}
JLS	0:59b205692ef0	261
JLS	0:59b205692ef0	262	//****************************************************************************************************
JLS	0:59b205692ef0	263	void TFT_4DGL :: background_color(int color) { // set screen background color
JLS	0:59b205692ef0	264	char command[3]= ""; // input color is in 24bits like 0xRRGGBB
JLS	0:59b205692ef0	265
JLS	0:59b205692ef0	266	command[0] = BCKGDCOLOR;
JLS	0:59b205692ef0	267
JLS	0:59b205692ef0	268	int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits
JLS	0:59b205692ef0	269	int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits
JLS	0:59b205692ef0	270	int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits
JLS	0:59b205692ef0	271
JLS	0:59b205692ef0	272	command[1] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color
JLS	0:59b205692ef0	273	command[2] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color
JLS	0:59b205692ef0	274
JLS	0:59b205692ef0	275	writeCOMMAND(command, 3);
JLS	0:59b205692ef0	276	}
JLS	0:59b205692ef0	277
JLS	0:59b205692ef0	278	//****************************************************************************************************
JLS	0:59b205692ef0	279	void TFT_4DGL :: display_control(char mode, char value) { // set screen mode to value
JLS	0:59b205692ef0	280	char command[3]= "";
JLS	0:59b205692ef0	281
JLS	0:59b205692ef0	282	command[0] = DISPCONTROL;
JLS	0:59b205692ef0	283	command[1] = mode;
JLS	0:59b205692ef0	284	command[2] = value;
JLS	0:59b205692ef0	285
JLS	0:59b205692ef0	286	if (mode == ORIENTATION) {
JLS	0:59b205692ef0	287	switch (value) {
JLS	0:59b205692ef0	288	case LANDSCAPE :
JLS	0:59b205692ef0	289	current_orientation = IS_LANDSCAPE;
JLS	0:59b205692ef0	290	break;
JLS	0:59b205692ef0	291	case LANDSCAPE_R :
JLS	0:59b205692ef0	292	current_orientation = IS_LANDSCAPE;
JLS	0:59b205692ef0	293	break;
JLS	0:59b205692ef0	294	case PORTRAIT :
JLS	0:59b205692ef0	295	current_orientation = IS_PORTRAIT;
JLS	0:59b205692ef0	296	break;
JLS	0:59b205692ef0	297	case PORTRAIT_R :
JLS	0:59b205692ef0	298	current_orientation = IS_PORTRAIT;
JLS	0:59b205692ef0	299	break;
JLS	0:59b205692ef0	300	}
JLS	0:59b205692ef0	301	set_font(current_font);
JLS	0:59b205692ef0	302	}
JLS	0:59b205692ef0	303	writeCOMMAND(command, 3);
JLS	0:59b205692ef0	304
JLS	0:59b205692ef0	305	}
JLS	0:59b205692ef0	306
JLS	0:59b205692ef0	307	//****************************************************************************************************
JLS	0:59b205692ef0	308	void TFT_4DGL :: set_volume(char value) { // set sound volume to value
JLS	0:59b205692ef0	309	char command[2]= "";
JLS	0:59b205692ef0	310
JLS	0:59b205692ef0	311	command[0] = SETVOLUME;
JLS	0:59b205692ef0	312	command[1] = value;
JLS	0:59b205692ef0	313
JLS	0:59b205692ef0	314	writeCOMMAND(command, 2);
JLS	0:59b205692ef0	315	}
JLS	0:59b205692ef0	316
JLS	0:59b205692ef0	317
JLS	0:59b205692ef0	318	//******************************************************************************************************
JLS	0:59b205692ef0	319	void TFT_4DGL :: getTOUCH(char command, int number, int x, int *y) { // read screen info and populate data
JLS	0:59b205692ef0	320
JLS	0:59b205692ef0	321	#if DEBUGMODE
JLS	0:59b205692ef0	322	pc.printf("\n\r");
JLS	0:59b205692ef0	323	pc.printf("New COMMAND : 0x%02X\n\r", command[0]);
JLS	0:59b205692ef0	324	#endif
JLS	0:59b205692ef0	325	int i, temp = 0, resp = 0;
JLS	0:59b205692ef0	326	char response[5] = "";
JLS	0:59b205692ef0	327
JLS	0:59b205692ef0	328	freeBUFFER();
JLS	0:59b205692ef0	329
JLS	0:59b205692ef0	330	for (i = 0; i < number; i++) writeBYTE(command[i]); // send all chars to serial port
JLS	0:59b205692ef0	331
JLS	0:59b205692ef0	332	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:59b205692ef0	333
JLS	0:59b205692ef0	334	while (_cmd.readable()) {
JLS	0:59b205692ef0	335	temp = _cmd.getc();
JLS	0:59b205692ef0	336	response[resp++] = (char)temp;
JLS	0:59b205692ef0	337	}
JLS	0:59b205692ef0	338
JLS	0:59b205692ef0	339	#if DEBUGMODE
JLS	0:59b205692ef0	340	pc.printf(" Answer received %d : 0x%02X 0x%02X 0x%02X 0x%02X\n\r", resp, response[0], response[1], response[2], response[3]);
JLS	0:59b205692ef0	341	#endif
JLS	0:59b205692ef0	342
JLS	0:59b205692ef0	343	switch (resp) {
JLS	0:59b205692ef0	344	case 4 : // if OK populate data
JLS	0:59b205692ef0	345	x = ((response[0]<<8)+ response[1]) (response[0] != 0xFF);
JLS	0:59b205692ef0	346	y = ((response[2]<<8)+ response[3]) (response[2] != 0xFF);
JLS	0:59b205692ef0	347	break;
JLS	0:59b205692ef0	348	default :
JLS	0:59b205692ef0	349	*x = -1;
JLS	0:59b205692ef0	350	*y = -1;
JLS	0:59b205692ef0	351	break;
JLS	0:59b205692ef0	352	}
JLS	0:59b205692ef0	353
JLS	0:59b205692ef0	354	#if DEBUGMODE
JLS	0:59b205692ef0	355	pc.printf(" X,Y : %03d,%03d\n\r", x, y);
JLS	0:59b205692ef0	356	#endif
JLS	0:59b205692ef0	357	}
JLS	0:59b205692ef0	358
JLS	0:59b205692ef0	359	//******************************************************************************************************
JLS	0:59b205692ef0	360	int TFT_4DGL :: getSTATUS(char *command, int number) { // read screen info and populate data
JLS	0:59b205692ef0	361
JLS	0:59b205692ef0	362	#if DEBUGMODE
JLS	0:59b205692ef0	363	pc.printf("\n\r");
JLS	0:59b205692ef0	364	pc.printf("New COMMAND : 0x%02X\n\r", command[0]);
JLS	0:59b205692ef0	365	#endif
JLS	0:59b205692ef0	366
JLS	0:59b205692ef0	367	int i, temp = 0, resp = 0;
JLS	0:59b205692ef0	368	char response[5] = "";
JLS	0:59b205692ef0	369
JLS	0:59b205692ef0	370	freeBUFFER();
JLS	0:59b205692ef0	371
JLS	0:59b205692ef0	372	for (i = 0; i < number; i++) writeBYTE(command[i]); // send all chars to serial port
JLS	0:59b205692ef0	373
JLS	0:59b205692ef0	374	while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
JLS	0:59b205692ef0	375
JLS	0:59b205692ef0	376	while (_cmd.readable()) {
JLS	0:59b205692ef0	377	temp = _cmd.getc();
JLS	0:59b205692ef0	378	response[resp++] = (char)temp;
JLS	0:59b205692ef0	379	}
JLS	0:59b205692ef0	380	switch (resp) {
JLS	0:59b205692ef0	381	case 4 :
JLS	0:59b205692ef0	382	resp = (int)response[1]; // if OK populate data
JLS	0:59b205692ef0	383	break;
JLS	0:59b205692ef0	384	default :
JLS	0:59b205692ef0	385	resp = -1; // else return 0
JLS	0:59b205692ef0	386	break;
JLS	0:59b205692ef0	387	}
JLS	0:59b205692ef0	388
JLS	0:59b205692ef0	389	#if DEBUGMODE
JLS	0:59b205692ef0	390	pc.printf(" Answer received : %d\n\r", resp);
JLS	0:59b205692ef0	391	#endif
JLS	0:59b205692ef0	392
JLS	0:59b205692ef0	393	return resp;
JLS	0:59b205692ef0	394	}

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	10 Feb 2011
Imports:	1
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

TFT_4DGL_main.cpp@0:59b205692ef0, 2011-02-10 (annotated)

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