
gsm1
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Revision 1:641050920d1e, committed 2014-05-02
- Comitter:
- gowrishankarnj
- Date:
- Fri May 02 07:42:34 2014 +0000
- Parent:
- 0:2a5254679d16
- Commit message:
- gsm
Changed in this revision
diff -r 2a5254679d16 -r 641050920d1e TextLCD.cpp --- a/TextLCD.cpp Tue May 07 13:45:44 2013 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,159 +0,0 @@ -/* mbed TextLCD Library, for a 4-bit LCD based on HD44780 - * Copyright (c) 2007-2010, sford - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "TextLCD.h" -#include "mbed.h" - -TextLCD::TextLCD(PinName rs, PinName e, PinName d0, PinName d1, - PinName d2, PinName d3, LCDType type) : _rs(rs), - _e(e), _d(d0, d1, d2, d3), - _type(type) { - - _e = 1; - _rs = 0; // command mode - - wait(0.015); // Wait 15ms to ensure powered up - - // send "Display Settings" 3 times (Only top nibble of 0x30 as we've got 4-bit bus) - for (int i=0; i<3; i++) { - writeByte(0x3); - wait(0.00164); // this command takes 1.64ms, so wait for it - } - writeByte(0x2); // 4-bit mode - wait(0.000040f); // most instructions take 40us - - writeCommand(0x28); // Function set 001 BW N F - - - writeCommand(0x0C); - writeCommand(0x6); // Cursor Direction and Display Shift : 0000 01 CD S (CD 0-left, 1-right S(hift) 0-no, 1-yes - cls(); -} - -void TextLCD::character(int column, int row, int c) { - int a = address(column, row); - writeCommand(a); - writeData(c); -} - -void TextLCD::cls() { - writeCommand(0x01); // cls, and set cursor to 0 - wait(0.00164f); // This command takes 1.64 ms - locate(0, 0); -} - -void TextLCD::locate(int column, int row) { - _column = column; - _row = row; -} - -int TextLCD::_putc(int value) { - if (value == '\n') { - _column = 0; - _row++; - if (_row >= rows()) { - _row = 0; - } - } else { - character(_column, _row, value); - _column++; - if (_column >= columns()) { - _column = 0; - _row++; - if (_row >= rows()) { - _row = 0; - } - } - } - return value; -} - -int TextLCD::_getc() { - return -1; -} - -void TextLCD::writeByte(int value) { - _d = value >> 4; - wait(0.000040f); // most instructions take 40us - _e = 0; - wait(0.000040f); - _e = 1; - _d = value >> 0; - wait(0.000040f); - _e = 0; - wait(0.000040f); // most instructions take 40us - _e = 1; -} - -void TextLCD::writeCommand(int command) { - _rs = 0; - writeByte(command); -} - -void TextLCD::writeData(int data) { - _rs = 1; - writeByte(data); -} - -int TextLCD::address(int column, int row) { - switch (_type) { - case LCD20x4: - switch (row) { - case 0: - return 0x80 + column; - case 1: - return 0xc0 + column; - case 2: - return 0x94 + column; - case 3: - return 0xd4 + column; - } - case LCD16x2B: - return 0x80 + (row * 40) + column; - case LCD16x2: - case LCD20x2: - default: - return 0x80 + (row * 0x40) + column; - } -} - -int TextLCD::columns() { - switch (_type) { - case LCD20x4: - case LCD20x2: - return 20; - case LCD16x2: - case LCD16x2B: - default: - return 16; - } -} - -int TextLCD::rows() { - switch (_type) { - case LCD20x4: - return 4; - case LCD16x2: - case LCD16x2B: - case LCD20x2: - default: - return 2; - } -}
diff -r 2a5254679d16 -r 641050920d1e TextLCD.h --- a/TextLCD.h Tue May 07 13:45:44 2013 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,111 +0,0 @@ -/* mbed TextLCD Library, for a 4-bit LCD based on HD44780 - * Copyright (c) 2007-2010, sford - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#ifndef MBED_TEXTLCD_H -#define MBED_TEXTLCD_H - -#include "mbed.h" - -/** A TextLCD interface for driving 4-bit HD44780-based LCDs - * - * Currently supports 16x2, 20x2 and 20x4 panels - * - * @code - * #include "mbed.h" - * #include "TextLCD.h" - * - * TextLCD lcd(p10, p12, p15, p16, p29, p30); // rs, e, d0-d3 - * - * int main() { - * lcd.printf("Hello World!\n"); - * } - * @endcode - */ -class TextLCD : public Stream { -public: - - /** LCD panel format */ - enum LCDType { - LCD16x2 /**< 16x2 LCD panel (default) */ - , LCD16x2B /**< 16x2 LCD panel alternate addressing */ - , LCD20x2 /**< 20x2 LCD panel */ - , LCD20x4 /**< 20x4 LCD panel */ - }; - - /** Create a TextLCD interface - * - * @param rs Instruction/data control line - * @param e Enable line (clock) - * @param d0-d3 Data lines - * @param type Sets the panel size/addressing mode (default = LCD16x2) - */ - TextLCD(PinName rs, PinName e, PinName d0, PinName d1, PinName d2, PinName d3, LCDType type = LCD16x2); - -#if DOXYGEN_ONLY - /** Write a character to the LCD - * - * @param c The character to write to the display - */ - int putc(int c); - - /** Write a formated string to the LCD - * - * @param format A printf-style format string, followed by the - * variables to use in formating the string. - */ - int printf(const char* format, ...); -#endif - - /** Locate to a screen column and row - * - * @param column The horizontal position from the left, indexed from 0 - * @param row The vertical position from the top, indexed from 0 - */ - void locate(int column, int row); - - /** Clear the screen and locate to 0,0 */ - void cls(); - - int rows(); - int columns(); - -protected: - - // Stream implementation functions - virtual int _putc(int value); - virtual int _getc(); - - int address(int column, int row); - void character(int column, int row, int c); - void writeByte(int value); - void writeCommand(int command); - void writeData(int data); - - DigitalOut _rs, _e; - BusOut _d; - LCDType _type; - - int _column; - int _row; -}; - -#endif
diff -r 2a5254679d16 -r 641050920d1e main.cpp --- a/main.cpp Tue May 07 13:45:44 2013 +0000 +++ b/main.cpp Fri May 02 07:42:34 2014 +0000 @@ -1,51 +1,38 @@ #include "mbed.h" +#include "Serial.h" +DigitalOut myled(LED1); char a=0x1A,e=0x22,c=0x0d; -char num[] = "9742920934"; +//char a=0x1A,e=0x22,c=0x0d; +//char num[] = "9740647273"; + -Serial GSM(p9, p10); // tx, rx +//char *txt; + +Serial GSM(p9,p10); // tx, rx Serial pc(USBTX,USBRX); -//////////////////////////////////////////////////////////////////// -// fun() - it reads the sensor, writes to LCD and SD card and also senda the data on GSM -//////////////////////////////////////////////////////////////////// - -/*void fun() -{ - - //GSM.printf("AT+CMGS=%c%s%c\r\n",e,num,e); - // GSM.printf("ATD9538765141;\n"); - // pc.printf("ATD9538765141;\n"); - //wait(3); - //GSM.printf("Moisture"); - //GSM.printf("%c",a); - return ; -}*/ - -int main() - { - - GSM.baud(9600); - pc.baud(9600); - GSM.printf("AT\r\n"); - GSM.printf("AT+CMGF+1\r\n"); - while(1) - { - wait(3); - - //GSM.printf("ATD9742920934;%c\n",c); - GSM.printf("AT+CMGS=%c%s%c\r\n",e,num,e); - // pc.printf("AT+CMGS=%c%s%c%c\n",e,num,e,c); - //pc.printf("ATD9538765141;%c\n",c); - GSM.printf("Moisture\n\r"); - // pc.printf("Moisture\n"); - GSM.printf("%c",a); - // pc.printf("%c",a); - - wait(1); - } - - - } +char sm[3]="SM"; +char all[4]="ALL"; +int main() +{ + char z[120]; + int i=0; + GSM.baud(9600); + pc.baud(9600); + GSM.printf("AT+CMGR=1\r\n"); + //wait(2); + while(1) + { + while(!GSM.readable()) + {} + // pc.printf("aaa"); + GSM.scanf("%c",&z[i]); + i++; + if(i==120)break; + } + pc.printf("%s",z); +} + \ No newline at end of file