A derived version of the BSD licensed Adafrut GFX library for the SSD1306 controller for an OLED 128x32 or 128x64 display using SPI or I2C.

Dependents:   servo_sensor ArchPro_TFT BLE_Display SSD1306_demo ... more

Import libraryAdafruit_GFX

A derived version of the BSD licensed Adafrut GFX library for the SSD1306 controller for an OLED 128x32 or 128x64 display using SPI or I2C.

This is an SPI or I2C driver, font, and graphics drawing library as initially provided by Adafruit which has been modified for use in the mbed envionment.

128x32 OLED Display


 *  Copyright (c) 2012 Neal Horman - http://www.wanlink.com
 *  License: MIT open source (http://opensource.org/licenses/MIT)
 *      Summary;
 *      Use / modify / distribute / publish it how you want and 
 *      if you use it, or don't, you can't hold me liable for how
 *      it does or doesn't work.
 *      If it doesn't work how you want, don't use it, or change
 *      it so that it does work.
#include "mbed.h"
#include "Adafruit_SSD1306.h"

DigitalOut myled(LED1);

// an SPI sub-class that provides a constructed default
class SPIPreInit : public SPI
    SPIPreInit(PinName mosi, PinName miso, PinName clk) : SPI(mosi,miso,clk)

// an I2C sub-class that provides a constructed default
class I2CPreInit : public I2C
    I2CPreInit(PinName sda, PinName scl) : I2C(sda, scl)

SPIPreInit gSpi(p5,NC,p7);
Adafruit_SSD1306_Spi gOled1(gSpi,p26,p25,p24);

I2CPreInit gI2C(p9,p10);
Adafruit_SSD1306_I2c gOled2(gI2C,p27);

int main()
{   uint16_t x=0;

    gOled1.printf("%ux%u OLED Display\r\n", gOled1.width(), gOled1.height());
    gOled2.printf("%ux%u OLED Display\r\n", gOled2.width(), gOled2.height());
        myled = !myled;



File content as of revision 16:7fb1d4d3525d:

This is a library for our Monochrome OLEDs based on SSD1306 drivers

  Pick one up today in the adafruit shop!
  ------> http://www.adafruit.com/category/63_98

These displays use SPI to communicate, 4 or 5 pins are required to  

Adafruit invests time and resources providing this open source code, 
please support Adafruit and open-source hardware by purchasing 
products from Adafruit!

Written by Limor Fried/Ladyada  for Adafruit Industries.  
BSD license, check license.txt for more information
All text above, and the splash screen must be included in any redistribution

 *  Modified by Neal Horman 7/14/2012 for use in LPC1768
#ifndef FONT5X7_H
#define FONT5X7_H

// standard ascii 5x7 font

static unsigned char  font[] = {
    0x00, 0x00, 0x00, 0x00, 0x00,   
    0x3E, 0x5B, 0x4F, 0x5B, 0x3E,     
    0x3E, 0x6B, 0x4F, 0x6B, 0x3E,     
    0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 
    0x18, 0x3C, 0x7E, 0x3C, 0x18, 
    0x1C, 0x57, 0x7D, 0x57, 0x1C, 
    0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 
    0x00, 0x18, 0x3C, 0x18, 0x00, 
    0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 
    0x00, 0x18, 0x24, 0x18, 0x00, 
    0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 
    0x30, 0x48, 0x3A, 0x06, 0x0E, 
    0x26, 0x29, 0x79, 0x29, 0x26, 
    0x40, 0x7F, 0x05, 0x05, 0x07, 
    0x40, 0x7F, 0x05, 0x25, 0x3F, 
    0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 
    0x7F, 0x3E, 0x1C, 0x1C, 0x08, 
    0x08, 0x1C, 0x1C, 0x3E, 0x7F, 
    0x14, 0x22, 0x7F, 0x22, 0x14, 
    0x5F, 0x5F, 0x00, 0x5F, 0x5F, 
    0x06, 0x09, 0x7F, 0x01, 0x7F, 
    0x00, 0x66, 0x89, 0x95, 0x6A, 
    0x60, 0x60, 0x60, 0x60, 0x60, 
    0x94, 0xA2, 0xFF, 0xA2, 0x94, 
    0x08, 0x04, 0x7E, 0x04, 0x08, 
    0x10, 0x20, 0x7E, 0x20, 0x10, 
    0x08, 0x08, 0x2A, 0x1C, 0x08, 
    0x08, 0x1C, 0x2A, 0x08, 0x08, 
    0x1E, 0x10, 0x10, 0x10, 0x10, 
    0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 
    0x30, 0x38, 0x3E, 0x38, 0x30, 
    0x06, 0x0E, 0x3E, 0x0E, 0x06, 
    0x00, 0x00, 0x00, 0x00, 0x00, 
    0x00, 0x00, 0x5F, 0x00, 0x00, 
    0x00, 0x07, 0x00, 0x07, 0x00, 
    0x14, 0x7F, 0x14, 0x7F, 0x14, 
    0x24, 0x2A, 0x7F, 0x2A, 0x12, 
    0x23, 0x13, 0x08, 0x64, 0x62, 
    0x36, 0x49, 0x56, 0x20, 0x50, 
    0x00, 0x08, 0x07, 0x03, 0x00, 
    0x00, 0x1C, 0x22, 0x41, 0x00, 
    0x00, 0x41, 0x22, 0x1C, 0x00, 
    0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 
    0x08, 0x08, 0x3E, 0x08, 0x08, 
    0x00, 0x80, 0x70, 0x30, 0x00, 
    0x08, 0x08, 0x08, 0x08, 0x08, 
    0x00, 0x00, 0x60, 0x60, 0x00, 
    0x20, 0x10, 0x08, 0x04, 0x02, 
    0x3E, 0x51, 0x49, 0x45, 0x3E, 
    0x00, 0x42, 0x7F, 0x40, 0x00, 
    0x72, 0x49, 0x49, 0x49, 0x46, 
    0x21, 0x41, 0x49, 0x4D, 0x33, 
    0x18, 0x14, 0x12, 0x7F, 0x10, 
    0x27, 0x45, 0x45, 0x45, 0x39, 
    0x3C, 0x4A, 0x49, 0x49, 0x31, 
    0x41, 0x21, 0x11, 0x09, 0x07, 
    0x36, 0x49, 0x49, 0x49, 0x36, 
    0x46, 0x49, 0x49, 0x29, 0x1E, 
    0x00, 0x00, 0x14, 0x00, 0x00, 
    0x00, 0x40, 0x34, 0x00, 0x00, 
    0x00, 0x08, 0x14, 0x22, 0x41, 
    0x14, 0x14, 0x14, 0x14, 0x14, 
    0x00, 0x41, 0x22, 0x14, 0x08, 
    0x02, 0x01, 0x59, 0x09, 0x06, 
    0x3E, 0x41, 0x5D, 0x59, 0x4E, 
    0x7C, 0x12, 0x11, 0x12, 0x7C, 
    0x7F, 0x49, 0x49, 0x49, 0x36, 
    0x3E, 0x41, 0x41, 0x41, 0x22, 
    0x7F, 0x41, 0x41, 0x41, 0x3E, 
    0x7F, 0x49, 0x49, 0x49, 0x41, 
    0x7F, 0x09, 0x09, 0x09, 0x01, 
    0x3E, 0x41, 0x41, 0x51, 0x73, 
    0x7F, 0x08, 0x08, 0x08, 0x7F, 
    0x00, 0x41, 0x7F, 0x41, 0x00, 
    0x20, 0x40, 0x41, 0x3F, 0x01, 
    0x7F, 0x08, 0x14, 0x22, 0x41, 
    0x7F, 0x40, 0x40, 0x40, 0x40, 
    0x7F, 0x02, 0x1C, 0x02, 0x7F, 
    0x7F, 0x04, 0x08, 0x10, 0x7F, 
    0x3E, 0x41, 0x41, 0x41, 0x3E, 
    0x7F, 0x09, 0x09, 0x09, 0x06, 
    0x3E, 0x41, 0x51, 0x21, 0x5E, 
    0x7F, 0x09, 0x19, 0x29, 0x46, 
    0x26, 0x49, 0x49, 0x49, 0x32, 
    0x03, 0x01, 0x7F, 0x01, 0x03, 
    0x3F, 0x40, 0x40, 0x40, 0x3F, 
    0x1F, 0x20, 0x40, 0x20, 0x1F, 
    0x3F, 0x40, 0x38, 0x40, 0x3F, 
    0x63, 0x14, 0x08, 0x14, 0x63, 
    0x03, 0x04, 0x78, 0x04, 0x03, 
    0x61, 0x59, 0x49, 0x4D, 0x43, 
    0x00, 0x7F, 0x41, 0x41, 0x41, 
    0x02, 0x04, 0x08, 0x10, 0x20, 
    0x00, 0x41, 0x41, 0x41, 0x7F, 
    0x04, 0x02, 0x01, 0x02, 0x04, 
    0x40, 0x40, 0x40, 0x40, 0x40, 
    0x00, 0x03, 0x07, 0x08, 0x00, 
    0x20, 0x54, 0x54, 0x78, 0x40, 
    0x7F, 0x28, 0x44, 0x44, 0x38, 
    0x38, 0x44, 0x44, 0x44, 0x28, 
    0x38, 0x44, 0x44, 0x28, 0x7F, 
    0x38, 0x54, 0x54, 0x54, 0x18, 
    0x00, 0x08, 0x7E, 0x09, 0x02, 
    0x18, 0xA4, 0xA4, 0x9C, 0x78, 
    0x7F, 0x08, 0x04, 0x04, 0x78, 
    0x00, 0x44, 0x7D, 0x40, 0x00, 
    0x20, 0x40, 0x40, 0x3D, 0x00, 
    0x7F, 0x10, 0x28, 0x44, 0x00, 
    0x00, 0x41, 0x7F, 0x40, 0x00, 
    0x7C, 0x04, 0x78, 0x04, 0x78, 
    0x7C, 0x08, 0x04, 0x04, 0x78, 
    0x38, 0x44, 0x44, 0x44, 0x38, 
    0xFC, 0x18, 0x24, 0x24, 0x18, 
    0x18, 0x24, 0x24, 0x18, 0xFC, 
    0x7C, 0x08, 0x04, 0x04, 0x08, 
    0x48, 0x54, 0x54, 0x54, 0x24, 
    0x04, 0x04, 0x3F, 0x44, 0x24, 
    0x3C, 0x40, 0x40, 0x20, 0x7C, 
    0x1C, 0x20, 0x40, 0x20, 0x1C, 
    0x3C, 0x40, 0x30, 0x40, 0x3C, 
    0x44, 0x28, 0x10, 0x28, 0x44, 
    0x4C, 0x90, 0x90, 0x90, 0x7C, 
    0x44, 0x64, 0x54, 0x4C, 0x44, 
    0x00, 0x08, 0x36, 0x41, 0x00, 
    0x00, 0x00, 0x77, 0x00, 0x00, 
    0x00, 0x41, 0x36, 0x08, 0x00, 
    0x02, 0x01, 0x02, 0x04, 0x02, 
    0x3C, 0x26, 0x23, 0x26, 0x3C, 
    0x1E, 0xA1, 0xA1, 0x61, 0x12, 
    0x3A, 0x40, 0x40, 0x20, 0x7A, 
    0x38, 0x54, 0x54, 0x55, 0x59, 
    0x21, 0x55, 0x55, 0x79, 0x41, 
    0x21, 0x54, 0x54, 0x78, 0x41, 
    0x21, 0x55, 0x54, 0x78, 0x40, 
    0x20, 0x54, 0x55, 0x79, 0x40, 
    0x0C, 0x1E, 0x52, 0x72, 0x12, 
    0x39, 0x55, 0x55, 0x55, 0x59, 
    0x39, 0x54, 0x54, 0x54, 0x59, 
    0x39, 0x55, 0x54, 0x54, 0x58, 
    0x00, 0x00, 0x45, 0x7C, 0x41, 
    0x00, 0x02, 0x45, 0x7D, 0x42, 
    0x00, 0x01, 0x45, 0x7C, 0x40, 
    0xF0, 0x29, 0x24, 0x29, 0xF0, 
    0xF0, 0x28, 0x25, 0x28, 0xF0, 
    0x7C, 0x54, 0x55, 0x45, 0x00, 
    0x20, 0x54, 0x54, 0x7C, 0x54, 
    0x7C, 0x0A, 0x09, 0x7F, 0x49, 
    0x32, 0x49, 0x49, 0x49, 0x32, 
    0x32, 0x48, 0x48, 0x48, 0x32, 
    0x32, 0x4A, 0x48, 0x48, 0x30, 
    0x3A, 0x41, 0x41, 0x21, 0x7A, 
    0x3A, 0x42, 0x40, 0x20, 0x78, 
    0x00, 0x9D, 0xA0, 0xA0, 0x7D, 
    0x39, 0x44, 0x44, 0x44, 0x39, 
    0x3D, 0x40, 0x40, 0x40, 0x3D, 
    0x3C, 0x24, 0xFF, 0x24, 0x24, 
    0x48, 0x7E, 0x49, 0x43, 0x66, 
    0x2B, 0x2F, 0xFC, 0x2F, 0x2B, 
    0xFF, 0x09, 0x29, 0xF6, 0x20, 
    0xC0, 0x88, 0x7E, 0x09, 0x03, 
    0x20, 0x54, 0x54, 0x79, 0x41, 
    0x00, 0x00, 0x44, 0x7D, 0x41, 
    0x30, 0x48, 0x48, 0x4A, 0x32, 
    0x38, 0x40, 0x40, 0x22, 0x7A, 
    0x00, 0x7A, 0x0A, 0x0A, 0x72, 
    0x7D, 0x0D, 0x19, 0x31, 0x7D, 
    0x26, 0x29, 0x29, 0x2F, 0x28, 
    0x26, 0x29, 0x29, 0x29, 0x26, 
    0x30, 0x48, 0x4D, 0x40, 0x20, 
    0x38, 0x08, 0x08, 0x08, 0x08, 
    0x08, 0x08, 0x08, 0x08, 0x38, 
    0x2F, 0x10, 0xC8, 0xAC, 0xBA, 
    0x2F, 0x10, 0x28, 0x34, 0xFA, 
    0x00, 0x00, 0x7B, 0x00, 0x00, 
    0x08, 0x14, 0x2A, 0x14, 0x22, 
    0x22, 0x14, 0x2A, 0x14, 0x08, 
    0xAA, 0x00, 0x55, 0x00, 0xAA, 
    0xAA, 0x55, 0xAA, 0x55, 0xAA, 
    0x00, 0x00, 0x00, 0xFF, 0x00, 
    0x10, 0x10, 0x10, 0xFF, 0x00, 
    0x14, 0x14, 0x14, 0xFF, 0x00, 
    0x10, 0x10, 0xFF, 0x00, 0xFF, 
    0x10, 0x10, 0xF0, 0x10, 0xF0, 
    0x14, 0x14, 0x14, 0xFC, 0x00, 
    0x14, 0x14, 0xF7, 0x00, 0xFF, 
    0x00, 0x00, 0xFF, 0x00, 0xFF, 
    0x14, 0x14, 0xF4, 0x04, 0xFC, 
    0x14, 0x14, 0x17, 0x10, 0x1F, 
    0x10, 0x10, 0x1F, 0x10, 0x1F, 
    0x14, 0x14, 0x14, 0x1F, 0x00, 
    0x10, 0x10, 0x10, 0xF0, 0x00, 
    0x00, 0x00, 0x00, 0x1F, 0x10, 
    0x10, 0x10, 0x10, 0x1F, 0x10, 
    0x10, 0x10, 0x10, 0xF0, 0x10, 
    0x00, 0x00, 0x00, 0xFF, 0x10, 
    0x10, 0x10, 0x10, 0x10, 0x10, 
    0x10, 0x10, 0x10, 0xFF, 0x10, 
    0x00, 0x00, 0x00, 0xFF, 0x14, 
    0x00, 0x00, 0xFF, 0x00, 0xFF, 
    0x00, 0x00, 0x1F, 0x10, 0x17, 
    0x00, 0x00, 0xFC, 0x04, 0xF4, 
    0x14, 0x14, 0x17, 0x10, 0x17, 
    0x14, 0x14, 0xF4, 0x04, 0xF4, 
    0x00, 0x00, 0xFF, 0x00, 0xF7, 
    0x14, 0x14, 0x14, 0x14, 0x14, 
    0x14, 0x14, 0xF7, 0x00, 0xF7, 
    0x14, 0x14, 0x14, 0x17, 0x14, 
    0x10, 0x10, 0x1F, 0x10, 0x1F, 
    0x14, 0x14, 0x14, 0xF4, 0x14, 
    0x10, 0x10, 0xF0, 0x10, 0xF0, 
    0x00, 0x00, 0x1F, 0x10, 0x1F, 
    0x00, 0x00, 0x00, 0x1F, 0x14, 
    0x00, 0x00, 0x00, 0xFC, 0x14, 
    0x00, 0x00, 0xF0, 0x10, 0xF0, 
    0x10, 0x10, 0xFF, 0x10, 0xFF, 
    0x14, 0x14, 0x14, 0xFF, 0x14, 
    0x10, 0x10, 0x10, 0x1F, 0x00, 
    0x00, 0x00, 0x00, 0xF0, 0x10, 
    0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
    0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 
    0xFF, 0xFF, 0xFF, 0x00, 0x00, 
    0x00, 0x00, 0x00, 0xFF, 0xFF, 
    0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 
    0x38, 0x44, 0x44, 0x38, 0x44, 
    0x7C, 0x2A, 0x2A, 0x3E, 0x14, 
    0x7E, 0x02, 0x02, 0x06, 0x06, 
    0x02, 0x7E, 0x02, 0x7E, 0x02, 
    0x63, 0x55, 0x49, 0x41, 0x63, 
    0x38, 0x44, 0x44, 0x3C, 0x04, 
    0x40, 0x7E, 0x20, 0x1E, 0x20, 
    0x06, 0x02, 0x7E, 0x02, 0x02, 
    0x99, 0xA5, 0xE7, 0xA5, 0x99, 
    0x1C, 0x2A, 0x49, 0x2A, 0x1C, 
    0x4C, 0x72, 0x01, 0x72, 0x4C, 
    0x30, 0x4A, 0x4D, 0x4D, 0x30, 
    0x30, 0x48, 0x78, 0x48, 0x30, 
    0xBC, 0x62, 0x5A, 0x46, 0x3D, 
    0x3E, 0x49, 0x49, 0x49, 0x00, 
    0x7E, 0x01, 0x01, 0x01, 0x7E, 
    0x2A, 0x2A, 0x2A, 0x2A, 0x2A, 
    0x44, 0x44, 0x5F, 0x44, 0x44, 
    0x40, 0x51, 0x4A, 0x44, 0x40, 
    0x40, 0x44, 0x4A, 0x51, 0x40, 
    0x00, 0x00, 0xFF, 0x01, 0x03, 
    0xE0, 0x80, 0xFF, 0x00, 0x00, 
    0x08, 0x08, 0x6B, 0x6B, 0x08,
    0x36, 0x12, 0x36, 0x24, 0x36, 
    0x06, 0x0F, 0x09, 0x0F, 0x06, 
    0x00, 0x00, 0x18, 0x18, 0x00, 
    0x00, 0x00, 0x10, 0x10, 0x00, 
    0x30, 0x40, 0xFF, 0x01, 0x01, 
    0x00, 0x1F, 0x01, 0x01, 0x1E, 
    0x00, 0x19, 0x1D, 0x17, 0x12, 
    0x00, 0x3C, 0x3C, 0x3C, 0x3C, 
    0x00, 0x00, 0x00, 0x00, 0x00,