Peter Swanson / Adafruit_GFX

yup

Adafruit_SSD1306.h@0:c16f38158e0e, 2014-11-18 (annotated)

Committer:
peterswanson87
Date:
Tue Nov 18 18:48:49 2014 +0000
Revision:
0:c16f38158e0e
project is compiling with LIS3DH test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
peterswanson87 0:c16f38158e0e 1 /*********************************************************************
peterswanson87 0:c16f38158e0e 2 This is a library for our Monochrome OLEDs based on SSD1306 drivers
peterswanson87 0:c16f38158e0e 3
peterswanson87 0:c16f38158e0e 4 Pick one up today in the adafruit shop!
peterswanson87 0:c16f38158e0e 5 ------> http://www.adafruit.com/category/63_98
peterswanson87 0:c16f38158e0e 6
peterswanson87 0:c16f38158e0e 7 These displays use SPI to communicate, 4 or 5 pins are required to
peterswanson87 0:c16f38158e0e 8 interface
peterswanson87 0:c16f38158e0e 9
peterswanson87 0:c16f38158e0e 10 Adafruit invests time and resources providing this open source code,
peterswanson87 0:c16f38158e0e 11 please support Adafruit and open-source hardware by purchasing
peterswanson87 0:c16f38158e0e 12 products from Adafruit!
peterswanson87 0:c16f38158e0e 13
peterswanson87 0:c16f38158e0e 14 Written by Limor Fried/Ladyada for Adafruit Industries.
peterswanson87 0:c16f38158e0e 15 BSD license, check license.txt for more information
peterswanson87 0:c16f38158e0e 16 All text above, and the splash screen must be included in any redistribution
peterswanson87 0:c16f38158e0e 17 *********************************************************************/
peterswanson87 0:c16f38158e0e 18
peterswanson87 0:c16f38158e0e 19 /*
peterswanson87 0:c16f38158e0e 20 * Modified by Neal Horman 7/14/2012 for use in LPC1768
peterswanson87 0:c16f38158e0e 21 */
peterswanson87 0:c16f38158e0e 22
peterswanson87 0:c16f38158e0e 23 #ifndef _ADAFRUIT_SSD1306_H_
peterswanson87 0:c16f38158e0e 24 #define _ADAFRUIT_SSD1306_H_
peterswanson87 0:c16f38158e0e 25
peterswanson87 0:c16f38158e0e 26 #include "mbed.h"
peterswanson87 0:c16f38158e0e 27 #include "Adafruit_GFX.h"
peterswanson87 0:c16f38158e0e 28
peterswanson87 0:c16f38158e0e 29 /*=========================================================================
peterswanson87 0:c16f38158e0e 30 SSD1306 Displays
peterswanson87 0:c16f38158e0e 31 -----------------------------------------------------------------------
peterswanson87 0:c16f38158e0e 32 The driver is used in multiple displays (128x64, 128x32, etc.).
peterswanson87 0:c16f38158e0e 33 Select the appropriate display below to create an appropriately
peterswanson87 0:c16f38158e0e 34 sized framebuffer, etc.
peterswanson87 0:c16f38158e0e 35
peterswanson87 0:c16f38158e0e 36 SSD1306_128_64 128x64 pixel display
peterswanson87 0:c16f38158e0e 37
peterswanson87 0:c16f38158e0e 38 SSD1306_128_32 128x32 pixel display
peterswanson87 0:c16f38158e0e 39
peterswanson87 0:c16f38158e0e 40 You also need to set the LCDWIDTH and LCDHEIGHT defines to an
peterswanson87 0:c16f38158e0e 41 appropriate size
peterswanson87 0:c16f38158e0e 42
peterswanson87 0:c16f38158e0e 43 -----------------------------------------------------------------------*/
peterswanson87 0:c16f38158e0e 44 #define SSD1306_128_64
peterswanson87 0:c16f38158e0e 45 //#define SSD1306_128_32
peterswanson87 0:c16f38158e0e 46 /*=========================================================================*/
peterswanson87 0:c16f38158e0e 47
peterswanson87 0:c16f38158e0e 48 #if defined SSD1306_128_64 && defined SSD1306_128_32
peterswanson87 0:c16f38158e0e 49 #error "Only one SSD1306 display can be specified at once in SSD1306.h"
peterswanson87 0:c16f38158e0e 50 #endif
peterswanson87 0:c16f38158e0e 51 #if !defined SSD1306_128_64 && !defined SSD1306_128_32
peterswanson87 0:c16f38158e0e 52 #error "At least one SSD1306 display must be specified in SSD1306.h"
peterswanson87 0:c16f38158e0e 53 #endif
peterswanson87 0:c16f38158e0e 54
peterswanson87 0:c16f38158e0e 55 #if defined SSD1306_128_64
peterswanson87 0:c16f38158e0e 56 #define SSD1306_LCDWIDTH 128
peterswanson87 0:c16f38158e0e 57 #define SSD1306_LCDHEIGHT 64
peterswanson87 0:c16f38158e0e 58 #endif
peterswanson87 0:c16f38158e0e 59 #if defined SSD1306_128_32
peterswanson87 0:c16f38158e0e 60 #define SSD1306_LCDWIDTH 128
peterswanson87 0:c16f38158e0e 61 #define SSD1306_LCDHEIGHT 32
peterswanson87 0:c16f38158e0e 62 #endif
peterswanson87 0:c16f38158e0e 63
peterswanson87 0:c16f38158e0e 64 #define SSD1306_SETCONTRAST 0x81
peterswanson87 0:c16f38158e0e 65 #define SSD1306_DISPLAYALLON_RESUME 0xA4
peterswanson87 0:c16f38158e0e 66 #define SSD1306_DISPLAYALLON 0xA5
peterswanson87 0:c16f38158e0e 67 #define SSD1306_NORMALDISPLAY 0xA6
peterswanson87 0:c16f38158e0e 68 #define SSD1306_INVERTDISPLAY 0xA7
peterswanson87 0:c16f38158e0e 69 #define SSD1306_DISPLAYOFF 0xAE
peterswanson87 0:c16f38158e0e 70 #define SSD1306_DISPLAYON 0xAF
peterswanson87 0:c16f38158e0e 71 #define SSD1306_SETDISPLAYOFFSET 0xD3
peterswanson87 0:c16f38158e0e 72 #define SSD1306_SETCOMPINS 0xDA
peterswanson87 0:c16f38158e0e 73 #define SSD1306_SETVCOMDETECT 0xDB
peterswanson87 0:c16f38158e0e 74 #define SSD1306_SETDISPLAYCLOCKDIV 0xD5
peterswanson87 0:c16f38158e0e 75 #define SSD1306_SETPRECHARGE 0xD9
peterswanson87 0:c16f38158e0e 76 #define SSD1306_SETMULTIPLEX 0xA8
peterswanson87 0:c16f38158e0e 77 #define SSD1306_SETLOWCOLUMN 0x00
peterswanson87 0:c16f38158e0e 78 #define SSD1306_SETHIGHCOLUMN 0x10
peterswanson87 0:c16f38158e0e 79 #define SSD1306_SETSTARTLINE 0x40
peterswanson87 0:c16f38158e0e 80 #define SSD1306_MEMORYMODE 0x20
peterswanson87 0:c16f38158e0e 81 #define SSD1306_COMSCANINC 0xC0
peterswanson87 0:c16f38158e0e 82 #define SSD1306_COMSCANDEC 0xC8
peterswanson87 0:c16f38158e0e 83 #define SSD1306_SEGREMAP 0xA0
peterswanson87 0:c16f38158e0e 84 #define SSD1306_CHARGEPUMP 0x8D
peterswanson87 0:c16f38158e0e 85 #define SSD1306_EXTERNALVCC 0x1
peterswanson87 0:c16f38158e0e 86 #define SSD1306_SWITCHCAPVCC 0x2
peterswanson87 0:c16f38158e0e 87
peterswanson87 0:c16f38158e0e 88 // an DigitalOut sub-class that provides a constructed default state
peterswanson87 0:c16f38158e0e 89 class DigitalOut2 : public DigitalOut
peterswanson87 0:c16f38158e0e 90 {
peterswanson87 0:c16f38158e0e 91 public:
peterswanson87 0:c16f38158e0e 92 DigitalOut2(PinName pin, bool active = false) : DigitalOut(pin) { write(active); };
peterswanson87 0:c16f38158e0e 93 DigitalOut2& operator= (int value) { write(value); return *this; };
peterswanson87 0:c16f38158e0e 94 DigitalOut2& operator= (DigitalOut2& rhs) { write(rhs.read()); return *this; };
peterswanson87 0:c16f38158e0e 95 operator int() { return read(); };
peterswanson87 0:c16f38158e0e 96 };
peterswanson87 0:c16f38158e0e 97
peterswanson87 0:c16f38158e0e 98 class Adafruit_SSD1306 : public Adafruit_GFX
peterswanson87 0:c16f38158e0e 99 {
peterswanson87 0:c16f38158e0e 100 public:
peterswanson87 0:c16f38158e0e 101 Adafruit_SSD1306(SPI &spi, PinName DC, PinName RST, PinName CS);
peterswanson87 0:c16f38158e0e 102 void begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC);
peterswanson87 0:c16f38158e0e 103 void ssd1306_command(uint8_t c);
peterswanson87 0:c16f38158e0e 104 void ssd1306_data(uint8_t c);
peterswanson87 0:c16f38158e0e 105
peterswanson87 0:c16f38158e0e 106 void clearDisplay(void);
peterswanson87 0:c16f38158e0e 107 virtual void invertDisplay(bool i);
peterswanson87 0:c16f38158e0e 108 void display();
peterswanson87 0:c16f38158e0e 109
peterswanson87 0:c16f38158e0e 110 virtual void drawPixel(int16_t x, int16_t y, uint16_t color);
peterswanson87 0:c16f38158e0e 111
peterswanson87 0:c16f38158e0e 112 private:
peterswanson87 0:c16f38158e0e 113 DigitalOut2 rst,cs,dc;
peterswanson87 0:c16f38158e0e 114 SPI &mspi;
peterswanson87 0:c16f38158e0e 115 // the memory buffer for the LCD
peterswanson87 0:c16f38158e0e 116 uint8_t buffer[SSD1306_LCDHEIGHT * SSD1306_LCDWIDTH / 8];
peterswanson87 0:c16f38158e0e 117 };
peterswanson87 0:c16f38158e0e 118
peterswanson87 0:c16f38158e0e 119 #endif