This project builds an Arduino and GSM module based automatic call answering machine which will pick your call and answer a prerecorded message to the caller. If you havent solved it yet, you might be in luck I just wrote and released released minutes ago, I saved a link to this post an Arduino library for the 24XX1025. On most Arduino boards, SDA data line is on analog input pin 4, and SCL clock line is on analog input pin 5. On the newer Arduino UNO The V3 pinout, the SCL. The MPU6050 is a serious little piece of motion processing tech By combining a MEMS 3axis gyroscope and a 3axis accelerometer on the same silicon die t. Interfacing SSD1. OLED Display with ArduinoThis is an example for our Monochrome OLEDs based on SSD1. Wire.H Arduino Library Download' title='Wire.H Arduino Library Download' />Pick one up today in the adafruit shop http www. This example is for a 1. Introduction. Welcome to the LCD Library for Arduino and Chipkit. It is a derivate of the original LiquidCrystal Library as sourced in the Arduino SDK. This time I will be showing you how to make a module for letting the Arduino find out the time. Although there are many tutorials for the Real Time Clock module I. SPI to communicate. Adafruit invests time and resources providing this open source code, please support Adafruit and open source hardware by purchasing products from AdafruitWritten by Limor FriedLadyada  for Adafruit Industries. BSD license, check license. All text above, and the splash screen must be included in any redistributioninclude lt SPI. Wire. h include lt AdafruitGFX. AdafruitSSD1. 30. If using software SPI the default case define OLEDMOSI   9define OLEDCLK   1. OLEDDC    1. 1define OLEDCS    1. OLEDRESET 1. 3AdafruitSSD1. OLEDMOSI, OLEDCLK, OLEDDC, OLEDRESET, OLEDCS Uncomment this block to use hardware SPIdefine OLEDDC     6define OLEDCS     7define OLEDRESET  8. AdafruitSSD1. 30. OLEDDC, OLEDRESET, OLEDCS define NUMFLAKES 1. XPOS 0define YPOS 1define DELTAY 2define LOGO1. GLCDHEIGHT 1. 6 define LOGO1. GLCDWIDTH  1. 6 static const unsigned char PROGMEM logo. B0. 00. 00. 00. 0, B1. B0. 00. 00. 00. 1, B1. B0. 00. 00. 00. 1, B1. B0. 00. 00. 01. 1, B1. B1. 11. 10. 01. 1, B1. B1. 11. 11. 11. 0, B1. B0. 11. 11. 11. 0, B1. B0. 01. 10. 01. 1, B1. B0. 00. 11. 11. 1, B1. B0. 00. 01. 10. 1, B0. B0. 00. 11. 01. 1, B1. B0. 01. 11. 11. 1, B1. B0. 01. 11. 11. 1, B1. B0. 11. 11. 10. 0, B1. B0. 11. 10. 00. 0, B0. B0. 00. 00. 00. 0, B0. SSD1. 30. 6LCDHEIGHT 6. SSD1. 30. 6LCDHEIGHT 6. Height incorrect, please fix AdafruitSSD1. Serial. begin9. 60. SSD1. 30. 6SWITCHCAPVCC init done Show image buffer on the display hardware. Since the buffer is intialized with an Adafruit splashscreen internally, this will display the splashscreen. Clear the buffer. Display  draw a single pixeldisplay. Pixel1. 0, 1. 0, WHITE Show the display buffer on the hardware. NOTE You must call display after making any drawing commands to make them visible on the display hardware Display  draw many linestestdrawline display. Display  draw rectanglestestdrawrect display. Display  draw multiple rectanglestestfillrect display. Display  draw mulitple circlestestdrawcircle display. Display  draw a white circle, 1. Circledisplay. width2, display. WHITE display. display delay2. Display  testdrawroundrect delay2. Display  testfillroundrect delay2. Display  testdrawtriangle delay2. Display testfilltriangle delay2. Display  draw the first 1. Display  draw scrolling texttestscrolltext delay2. Display  text display testsdisplay. Text. Size1 display. Text. ColorWHITE display. Cursor0,0 display. Hello, world display. Text. ColorBLACK, WHITE inverted textdisplay. Text. Size2 display. Text. ColorWHITE display. DEADBEEF, HEX display. Display  miniature bitmap displaydisplay. Bitmap3. 0, 1. 6,  logo. Displaytrue delay1. Displayfalse delay1. Display  draw a bitmap icon and animate movementtestdrawbitmaplogo. LOGO1. 6GLCDHEIGHT, LOGO1. GLCDWIDTH void loop void testdrawbitmapconst uint. NUMFLAKES3 initializefor uint. NUMFLAKES f iconsfXPOS randomdisplay. YPOS 0 iconsfDELTAY random5 1 Serial. Serial. printiconsfXPOS, DEC Serial. Serial. printiconsfYPOS, DEC Serial. Serial. printlniconsfDELTAY, DEC   while 1 draw each iconfor uint. NUMFLAKES f display. BitmapiconsfXPOS, iconsfYPOS, bitmap, w, h, WHITE display. NUMFLAKES f display. BitmapiconsfXPOS, iconsfYPOS, bitmap, w, h, BLACK move iticonsfYPOS iconsfDELTAY if its gone, reinitif iconsfYPOS display. XPOS randomdisplay. YPOS 0 iconsfDELTAY random5 1 void testdrawcharvoid display. Text. Size1 display. Text. ColorWHITE display. Cursor0,0  for uint. Circledisplay. width2, display. WHITE display. display void testfillrectvoid uint. Recti, i, display. Triangledisplay. WHITE display. WHITE for int. 16t imindisplay. Triangledisplay. WHITE if color WHITE color BLACK else color WHITE display. Round. Recti, i, display. WHITE display. display void testfillroundrectvoid uint. WHITE for int. 16t i0 ilt display. Round. Recti, i, display. WHITE color BLACK else color WHITE display. Recti, i, display. WHITE display. display void testdrawline  for int. Line0, 0, i, display. WHITE display. display for int. Line0, 0, display. WHITE display. display delay2. Display for int. Line0, display. WHITE display. Line0, display. WHITE display. display delay2. Display for int. Linedisplay. WHITE display. display for int. Linedisplay. width 1, display. WHITE display. display delay2. Display for int. Linedisplay. WHITE display. Linedisplay. WHITE display. display delay2. Cursor1. 0,0 display. Display display. F delay2. F delay2. 00. 0 display. New Liquid. Crystal wiki Home Bitbucket. Index. Introduction. Welcome to the LCD Library for Arduino and Chipkit. It is a derivate of the original Liquid. Crystal Library as. Arduino SDK. It has been developed to be compatible with the current Liquid. Crystal library. its performance is almost 5 times faster and fully extendable if need be. Being faster, gives your applications more time to do more things than just controlling the LCD. So, its cool, you can do more stuff. It supports most Hitachi HD4. LCDs, or compatible, connected to any project using 4, 8. I2. C IO port expander native I2. C and bit bang and Shift Regiter. It currently supports 4 types of connections 4 bit parallel LCD interface. LCD interface. I2. C IO bus expansion board with the PCF8. I2. C IO expander ASIC such as I2. C LCD extra IO. Shift. Register adaptor board as described Shift Register project home or in the HW configuration described below, 2 and 3 wire configurations supported. Shift. Register 3 wire latch adaptor board as described Shift. Register 3 Wire Home. Support for 1 wire shift register Shift. Register 1 Wire. I2. C bus expansion using general purpose IO lines. Library Overview. This library provides the same interface to applications as the Liquid. Crystal library sourced by the. Arduino SDK. The main changes to the Liquid. Crystal Library is that it has been changed to be a pure. All the basic functions to control an LCD are implemented in the base class, while the particular. LCD is done by a class that simply knows how to write to the LCD. Therefore, it is possible to create new drivers to the library by simply inhering from the base class. LCD. The library currently supports 3 types of connections 4 bit parallel LCD interface. LCD interface. I2. C IO bus expansion board with the PCF8. I2. C IO expander ASIC. Shift. Register adaptor board please visit the HW schematics and configuration for details. The LCD library started as a base support for the PCF8. I2. C IO expander ASIC in the. LCDI2. Cextra. IO board. LCD driving mechanism due to the simplicity of adding. Since this library is a full class hierarchy, new interfacing mechanisms can be added without having. Drivers for the MCP2. SPI and Serial are very easy to develop since. Usage. The library is used just like the current stock Liquid. How To Use Trial Version Software Forever Without Expiration on this page. Crystal LCD library. You only have to tell it. LCD and how you have connected to your project and you are set. The main difference is. LCD library is a collection of libraries with the same common interface a class. Here is how to use the library for a 4 bit LCD interface includelt Liquid. Crystal. h Liquid. Crystallcd1. 2,1. CONTRASTPIN 9define BACKLIGHTPIN 7define CONTRAST 1. Switch on the backlight and LCD contrast levelspin. ModeCONTRASTPIN,OUTPUT pin. ModeBACKLIGHTPIN,OUTPUT digital. WriteBACKLIGHTPIN,HIGH analog. WriteCONTRASTPIN,CONTRAST lcd. Hello, ARDUINO lcd. Cursor0,1 go to the next linelcd. WORLD voidloopHeres of how to use the library for a I2. C LCD interface using the I2. CLCDextra. IO board or similar includelt Wire. Liquid. CrystalI2. C. h Liquid. CrystalI2. Clcd0x. 38 Set the LCD I2. C addressdefine BACKLIGHTPIN 1. Switch on the backlightpin. ModeBACKLIGHTPIN,OUTPUT digital. WriteBACKLIGHTPIN,HIGH lcd. Hello, ARDUINO lcd. Cursor0,1 go to the next linelcd. WORLD voidloopBeing a collection of libraries with a common interface, you can develop a complete project just. LCD class a pointer to an LCD variable and then in the project. LCD that you are using. This is particularly useful for projects that have a MMI built in where you would like to use it. LCDs maintaining the user interface hidden from the particular LCD you are using. It is also very useful if you have a project and you dont know how you are going to connect the. LCD or your change your mind halfway through the project. Using the virtual LCD class in projects includelt Wire. LCD. h includelt Liquid. CrystalI2. C. h define BACKLIGHTPIN 1. Liquid. CrystalI2. Clcd0x. 38 Set the LCD I2. C address. LCDy. LCD lcd voidsetup Switch on the backlightpin. ModeBACKLIGHTPIN,OUTPUT digital. WriteBACKLIGHTPIN,HIGH my. Lcd begin1. Lcd home go homemy. Lcd printHello, ARDUINO my. Lcd set. Cursor0,1 go to the next linemy. Lcd print WORLD The only difference is the include and how you initialize the LCD. Not a bit difference, right When you install the library it may come out with a compilation error. This is due to the fact that. Wire library header files. Please include Wire. Why Because of the peculiarities of the Arduino compilation environment. I am working on a way to work around this. The library is configured by default to run fast. Should you have problems with slow LCDs, you will. FASTMODE in the LCD. FASTMODE define. Tests. All the HW configurations described in the HW section have been tested, the last one was the Shift. Register. adaptor by piccaso and the 1 wire interface by Stephen Erisman, thanks for sharing and testing. The code has been fully tested with a 4 bit interface and with the I2. CLCDextra. IO. companion board to this library using the PCF8. ASIC. Performance and Benchmakrs. Each supported and tested library class has gone through a performance benchmark and it is compared with respect to the original Liquid. Crystal library. AVR bench marks Chip. Kit Uno. 32 Shift. Register class benched marked by piccaso flo, thanks for testing it and sharing. Benchmark 1 write every position of the LCD one by one, 1. Benchmark 2 write a bar graph using the entire LCD to draw the bars. This has 5 writes per LCD position, 1. Benchmark 3 write a string to each row of the LCD from a string in RAM, 1. Benchmark 4 write a string to each row of the LCD from a string stored in FLASH, 1. Benchmark Results. The execution time is based on the sample benchmark file using FASTMODE enabled. Execution time Liquid. Crystal 4. BIT Shift. Register Shift. Register SR3. W I2. C I2. C GPIO. Average LCD write operation time Liquid. Crystal 4. BIT Shift. Register Shift. Register SR3. W I2. C 1. WSR I2. C GPIO. write op. Performance ratio vs Liquid. Crystal library Liquid. Crystal 4. BIT Shift. Register Shift. Register SR3. W I2. C 1. WSR I2. C GPIO. Performance 1 3. Benchmark II 1. 6MHz AVR Interface Byte. Xfer 1. 6x. 2FPS Ftime. BIT 3. 38us 8. Arduino IDE Liquid Crystal. BIT 9. 8us 2. SR2. W 7. 6us 3. SR2. W 7. 2us 4. SR3. W 6. 1us 4. SR3. W 1. 02us 2. I2. C 9. 57us 3. I2. C GPIO 8. 39us 3. SR1. WHC 9. 4us 3. SR1. WSC 1. 16us 2. Mhz Pic. 32 Chip. Kit Uno. 32 4. BIT 2. S 1. 26. 7. 3 7. Liquid Crystal. 4. BIT 5. 7u. S 5. SR2. W 5. 3u. S 5. SR2. W 5. 3u. S 5. SR3. W 5. 0u. S 5. SR3. W 5. 6u. S 5. HW configuration, schematics and initialization of different boards and configuration. Please visit the HW configuration schematics of all the tested configurations of the library. HW schematics. Downloading and Installation. Source code for the library and documentation can be downloaded from the download section of this. The library comes in source and with examples that will get you started. Additionally you have a. HTML format that you can browse.