i2c version has an offset due to wrong copy of temp buffer to display buffer, fixed in Adafruit_SSD1306.h
Dependents: ezSBC_MPU9250 Test_OLED_Display untodoenuno OledI2CDisplay ... more
Fork of Adafruit_GFX by
Adafruit_SSD1306.h@20:04822be0efcd, 2017-07-24 (annotated)
- Committer:
- JojoS
- Date:
- Mon Jul 24 11:09:33 2017 +0000
- Revision:
- 20:04822be0efcd
- Parent:
- 18:6aa925f254d6
Added driver for UC1601S;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
JojoS | 20:04822be0efcd | 1 | /********************************************************************* |
JojoS | 20:04822be0efcd | 2 | This is a library for our Monochrome OLEDs based on SSD1306 drivers |
JojoS | 20:04822be0efcd | 3 | |
JojoS | 20:04822be0efcd | 4 | Pick one up today in the adafruit shop! |
JojoS | 20:04822be0efcd | 5 | ------> http://www.adafruit.com/category/63_98 |
JojoS | 20:04822be0efcd | 6 | |
JojoS | 20:04822be0efcd | 7 | These displays use SPI to communicate, 4 or 5 pins are required to |
JojoS | 20:04822be0efcd | 8 | interface |
JojoS | 20:04822be0efcd | 9 | |
JojoS | 20:04822be0efcd | 10 | Adafruit invests time and resources providing this open source code, |
JojoS | 20:04822be0efcd | 11 | please support Adafruit and open-source hardware by purchasing |
JojoS | 20:04822be0efcd | 12 | products from Adafruit! |
JojoS | 20:04822be0efcd | 13 | |
JojoS | 20:04822be0efcd | 14 | Written by Limor Fried/Ladyada for Adafruit Industries. |
JojoS | 20:04822be0efcd | 15 | BSD license, check license.txt for more information |
JojoS | 20:04822be0efcd | 16 | All text above, and the splash screen must be included in any redistribution |
JojoS | 20:04822be0efcd | 17 | *********************************************************************/ |
JojoS | 20:04822be0efcd | 18 | |
JojoS | 20:04822be0efcd | 19 | /* |
JojoS | 20:04822be0efcd | 20 | * Modified by Neal Horman 7/14/2012 for use in mbed |
JojoS | 20:04822be0efcd | 21 | */ |
JojoS | 20:04822be0efcd | 22 | |
JojoS | 20:04822be0efcd | 23 | #ifndef _ADAFRUIT_SSD1306_H_ |
JojoS | 20:04822be0efcd | 24 | #define _ADAFRUIT_SSD1306_H_ |
JojoS | 20:04822be0efcd | 25 | |
JojoS | 20:04822be0efcd | 26 | #include "mbed.h" |
JojoS | 20:04822be0efcd | 27 | #include "Adafruit_GFX.h" |
JojoS | 20:04822be0efcd | 28 | |
JojoS | 20:04822be0efcd | 29 | #include <vector> |
JojoS | 20:04822be0efcd | 30 | #include <algorithm> |
JojoS | 20:04822be0efcd | 31 | |
JojoS | 20:04822be0efcd | 32 | #define SSD1306_EXTERNALVCC 0x1 |
JojoS | 20:04822be0efcd | 33 | #define SSD1306_SWITCHCAPVCC 0x2 |
JojoS | 20:04822be0efcd | 34 | |
JojoS | 20:04822be0efcd | 35 | /** The pure base class for the SSD1306 display driver. |
JojoS | 20:04822be0efcd | 36 | * |
JojoS | 20:04822be0efcd | 37 | * You should derive from this for a new transport interface type, |
JojoS | 20:04822be0efcd | 38 | * such as the SPI and I2C drivers. |
JojoS | 20:04822be0efcd | 39 | */ |
JojoS | 20:04822be0efcd | 40 | class Adafruit_SSD1306 : public Adafruit_GFX |
JojoS | 20:04822be0efcd | 41 | { |
JojoS | 20:04822be0efcd | 42 | public: |
JojoS | 20:04822be0efcd | 43 | Adafruit_SSD1306(PinName reset, uint8_t rawHeight = 32, uint8_t rawWidth = 128, bool flipVertical=false); |
JojoS | 20:04822be0efcd | 44 | |
JojoS | 20:04822be0efcd | 45 | // start display sequence |
JojoS | 20:04822be0efcd | 46 | void begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC); |
JojoS | 20:04822be0efcd | 47 | |
JojoS | 20:04822be0efcd | 48 | // These must be implemented in the derived transport driver |
JojoS | 20:04822be0efcd | 49 | virtual void command(uint8_t c) = 0; |
JojoS | 20:04822be0efcd | 50 | virtual void data(uint8_t c) = 0; |
JojoS | 20:04822be0efcd | 51 | virtual void drawPixel(int16_t x, int16_t y, uint16_t color); |
JojoS | 20:04822be0efcd | 52 | |
JojoS | 20:04822be0efcd | 53 | /// Clear the display buffer |
JojoS | 20:04822be0efcd | 54 | void clearDisplay(void); |
JojoS | 20:04822be0efcd | 55 | virtual void invertDisplay(bool i); |
JojoS | 20:04822be0efcd | 56 | void flipVertical(bool flip); |
JojoS | 20:04822be0efcd | 57 | |
JojoS | 20:04822be0efcd | 58 | /// Cause the display to be updated with the buffer content. |
JojoS | 20:04822be0efcd | 59 | void display(); |
JojoS | 20:04822be0efcd | 60 | /// Fill the buffer with the AdaFruit splash screen. |
JojoS | 20:04822be0efcd | 61 | virtual void splash(); |
JojoS | 20:04822be0efcd | 62 | |
JojoS | 20:04822be0efcd | 63 | protected: |
JojoS | 20:04822be0efcd | 64 | virtual void sendDisplayBuffer() = 0; |
JojoS | 20:04822be0efcd | 65 | DigitalOut _reset; |
JojoS | 20:04822be0efcd | 66 | bool _flipVertical; |
JojoS | 20:04822be0efcd | 67 | |
JojoS | 20:04822be0efcd | 68 | // the memory buffer for the LCD |
JojoS | 20:04822be0efcd | 69 | std::vector<uint8_t> buffer; |
JojoS | 20:04822be0efcd | 70 | }; |
JojoS | 20:04822be0efcd | 71 | |
JojoS | 20:04822be0efcd | 72 | |
JojoS | 20:04822be0efcd | 73 | /** This is the SPI SSD1306 display driver transport class |
JojoS | 20:04822be0efcd | 74 | * |
JojoS | 20:04822be0efcd | 75 | */ |
JojoS | 20:04822be0efcd | 76 | class Adafruit_SSD1306_Spi : public Adafruit_SSD1306 |
JojoS | 20:04822be0efcd | 77 | { |
JojoS | 20:04822be0efcd | 78 | public: |
JojoS | 20:04822be0efcd | 79 | /** Create a SSD1306 SPI transport display driver instance with the specified DC, RST, and CS pins, as well as the display dimentions |
JojoS | 20:04822be0efcd | 80 | * |
JojoS | 20:04822be0efcd | 81 | * Required parameters |
JojoS | 20:04822be0efcd | 82 | * @param spi - a reference to an initialized SPI object |
JojoS | 20:04822be0efcd | 83 | * @param DC (Data/Command) pin name |
JojoS | 20:04822be0efcd | 84 | * @param RST (Reset) pin name |
JojoS | 20:04822be0efcd | 85 | * @param CS (Chip Select) pin name |
JojoS | 20:04822be0efcd | 86 | * |
JojoS | 20:04822be0efcd | 87 | * Optional parameters |
JojoS | 20:04822be0efcd | 88 | * @param rawHeight - the vertical number of pixels for the display, defaults to 32 |
JojoS | 20:04822be0efcd | 89 | * @param rawWidth - the horizonal number of pixels for the display, defaults to 128 |
JojoS | 20:04822be0efcd | 90 | */ |
JojoS | 20:04822be0efcd | 91 | Adafruit_SSD1306_Spi(SPI &spi, PinName DC, PinName RST, PinName CS, uint8_t rawHieght = 32, uint8_t rawWidth = 128, bool flipVertical = false); |
JojoS | 20:04822be0efcd | 92 | |
JojoS | 20:04822be0efcd | 93 | virtual void command(uint8_t c); |
JojoS | 20:04822be0efcd | 94 | virtual void data(uint8_t c); |
JojoS | 20:04822be0efcd | 95 | |
JojoS | 20:04822be0efcd | 96 | protected: |
JojoS | 20:04822be0efcd | 97 | virtual void sendDisplayBuffer(); |
JojoS | 20:04822be0efcd | 98 | |
JojoS | 20:04822be0efcd | 99 | DigitalOut cs, dc; |
JojoS | 20:04822be0efcd | 100 | SPI &mspi; |
JojoS | 20:04822be0efcd | 101 | }; |
JojoS | 20:04822be0efcd | 102 | |
JojoS | 20:04822be0efcd | 103 | /** This is the I2C SSD1306 display driver transport class |
JojoS | 20:04822be0efcd | 104 | * |
JojoS | 20:04822be0efcd | 105 | */ |
JojoS | 20:04822be0efcd | 106 | class Adafruit_SSD1306_I2c : public Adafruit_SSD1306 |
JojoS | 20:04822be0efcd | 107 | { |
JojoS | 20:04822be0efcd | 108 | public: |
JojoS | 20:04822be0efcd | 109 | #define SSD_I2C_ADDRESS 0x78 |
JojoS | 20:04822be0efcd | 110 | /** Create a SSD1306 I2C transport display driver instance with the specified RST pin name, the I2C address, as well as the display dimensions |
JojoS | 20:04822be0efcd | 111 | * |
JojoS | 20:04822be0efcd | 112 | * Required parameters |
JojoS | 20:04822be0efcd | 113 | * @param i2c - A reference to an initialized I2C object |
JojoS | 20:04822be0efcd | 114 | * @param RST - The Reset pin name |
JojoS | 20:04822be0efcd | 115 | * |
JojoS | 20:04822be0efcd | 116 | * Optional parameters |
JojoS | 20:04822be0efcd | 117 | * @param i2cAddress - The i2c address of the display |
JojoS | 20:04822be0efcd | 118 | * @param rawHeight - The vertical number of pixels for the display, defaults to 32 |
JojoS | 20:04822be0efcd | 119 | * @param rawWidth - The horizonal number of pixels for the display, defaults to 128 |
JojoS | 20:04822be0efcd | 120 | */ |
JojoS | 20:04822be0efcd | 121 | Adafruit_SSD1306_I2c(I2C &i2c, PinName RST, uint8_t i2cAddress = SSD_I2C_ADDRESS, uint8_t rawHeight = 32, uint8_t rawWidth = 128, bool flipVertical = false); |
JojoS | 20:04822be0efcd | 122 | |
JojoS | 20:04822be0efcd | 123 | virtual void command(uint8_t c); |
JojoS | 20:04822be0efcd | 124 | virtual void data(uint8_t c); |
JojoS | 20:04822be0efcd | 125 | |
JojoS | 20:04822be0efcd | 126 | protected: |
JojoS | 20:04822be0efcd | 127 | virtual void sendDisplayBuffer(); |
JojoS | 20:04822be0efcd | 128 | |
JojoS | 20:04822be0efcd | 129 | I2C &mi2c; |
JojoS | 20:04822be0efcd | 130 | uint8_t mi2cAddress; |
JojoS | 20:04822be0efcd | 131 | }; |
JojoS | 20:04822be0efcd | 132 | |
JojoS | 20:04822be0efcd | 133 | #endif |