A derived version of the BSD licensed Adafrut GFX library for the SSD1351 controller for an OLED 128x 96or 128x128 display using SPI

Fork of Adafruit_GFX by Neal Horman

/media/uploads/Dzhafarkhanov/1673-09.jpg

You can print russian. (font edited).

class SPIPreInit : public SPI { public: SPIPreInit(PinName mosi, PinName miso, PinName clk) : SPI(mosi,miso,clk) { format(8,3); frequency(25000000); }; }; SPIPreInit gSpi(PB_15,NC,PB_13); PinName mosi(sda), PinName miso, PinName clk(scl) Adafruit_SSD1351_Spi oled(gSpi,PB_14,PB_1,PB_2); PinName DC, PinName RST, PinName CS

Revision:
17:56015e4834e6
Parent:
16:7fb1d4d3525d
--- a/Adafruit_SSD1306.h	Tue Nov 11 22:08:20 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,220 +0,0 @@
-/*********************************************************************
-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  
-interface
-
-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 mbed
- */
-
-#ifndef _ADAFRUIT_SSD1306_H_
-#define _ADAFRUIT_SSD1306_H_
-
-#include "mbed.h"
-#include "Adafruit_GFX.h"
-
-#include <vector>
-#include <algorithm>
-
-// A DigitalOut sub-class that provides a constructed default state
-class DigitalOut2 : public DigitalOut
-{
-public:
-	DigitalOut2(PinName pin, bool active = false) : DigitalOut(pin) { write(active); };
-	DigitalOut2& operator= (int value) { write(value); return *this; };
-	DigitalOut2& operator= (DigitalOut2& rhs) { write(rhs.read()); return *this; };
-	operator int() { return read(); };
-};
-
-#define SSD1306_EXTERNALVCC 0x1
-#define SSD1306_SWITCHCAPVCC 0x2
-
-/** The pure base class for the SSD1306 display driver.
- *
- * You should derive from this for a new transport interface type,
- * such as the SPI and I2C drivers.
- */
-class Adafruit_SSD1306 : public Adafruit_GFX
-{
-public:
-	Adafruit_SSD1306(PinName RST, uint8_t rawHeight = 32, uint8_t rawWidth = 128)
-		: Adafruit_GFX(rawWidth,rawHeight)
-		, rst(RST,false)
-	{
-		buffer.resize(rawHeight * rawWidth / 8);
-	};
-
-	void begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC);
-	
-	// These must be implemented in the derived transport driver
-	virtual void command(uint8_t c) = 0;
-	virtual void data(uint8_t c) = 0;
-	virtual void drawPixel(int16_t x, int16_t y, uint16_t color);
-
-	/// Clear the display buffer    
-	void clearDisplay(void);
-	virtual void invertDisplay(bool i);
-
-	/// Cause the display to be updated with the buffer content.
-	void display();
-	/// Fill the buffer with the AdaFruit splash screen.
-	virtual void splash();
-    
-protected:
-	virtual void sendDisplayBuffer() = 0;
-	DigitalOut2 rst;
-
-	// the memory buffer for the LCD
-	std::vector<uint8_t> buffer;
-};
-
-
-/** This is the SPI SSD1306 display driver transport class
- *
- */
-class Adafruit_SSD1306_Spi : public Adafruit_SSD1306
-{
-public:
-	/** Create a SSD1306 SPI transport display driver instance with the specified DC, RST, and CS pins, as well as the display dimentions
-	 *
-	 * Required parameters
-	 * @param spi - a reference to an initialized SPI object
-	 * @param DC (Data/Command) pin name
-	 * @param RST (Reset) pin name
-	 * @param CS (Chip Select) pin name
-	 *
-	 * Optional parameters
-	 * @param rawHeight - the vertical number of pixels for the display, defaults to 32
-	 * @param rawWidth - the horizonal number of pixels for the display, defaults to 128
-	 */
-	Adafruit_SSD1306_Spi(SPI &spi, PinName DC, PinName RST, PinName CS, uint8_t rawHieght = 32, uint8_t rawWidth = 128)
-	    : Adafruit_SSD1306(RST, rawHieght, rawWidth)
-	    , cs(CS,true)
-	    , dc(DC,false)
-	    , mspi(spi)
-	    {
-		    begin();
-		    splash();
-		    display();
-	    };
-
-	virtual void command(uint8_t c)
-	{
-	    cs = 1;
-	    dc = 0;
-	    cs = 0;
-	    mspi.write(c);
-	    cs = 1;
-	};
-
-	virtual void data(uint8_t c)
-	{
-	    cs = 1;
-	    dc = 1;
-	    cs = 0;
-	    mspi.write(c);
-	    cs = 1;
-	};
-
-protected:
-	virtual void sendDisplayBuffer()
-	{
-		cs = 1;
-		dc = 1;
-		cs = 0;
-
-		for(uint16_t i=0, q=buffer.size(); i<q; i++)
-			mspi.write(buffer[i]);
-
-		if(height() == 32)
-		{
-			for(uint16_t i=0, q=buffer.size(); i<q; i++)
-				mspi.write(0);
-		}
-
-		cs = 1;
-	};
-
-	DigitalOut2 cs, dc;
-	SPI &mspi;
-};
-
-/** This is the I2C SSD1306 display driver transport class
- *
- */
-class Adafruit_SSD1306_I2c : public Adafruit_SSD1306
-{
-public:
-	#define SSD_I2C_ADDRESS     0x78
-	/** Create a SSD1306 I2C transport display driver instance with the specified RST pin name, the I2C address, as well as the display dimensions
-	 *
-	 * Required parameters
-	 * @param i2c - A reference to an initialized I2C object
-	 * @param RST - The Reset pin name
-	 *
-	 * Optional parameters
-	 * @param i2cAddress - The i2c address of the display
-	 * @param rawHeight - The vertical number of pixels for the display, defaults to 32
-	 * @param rawWidth - The horizonal number of pixels for the display, defaults to 128
-	 */
-	Adafruit_SSD1306_I2c(I2C &i2c, PinName RST, uint8_t i2cAddress = SSD_I2C_ADDRESS, uint8_t rawHeight = 32, uint8_t rawWidth = 128)
-	    : Adafruit_SSD1306(RST, rawHeight, rawWidth)
-	    , mi2c(i2c)
-	    , mi2cAddress(i2cAddress)
-	    {
-		    begin();
-		    splash();
-		    display();
-	    };
-
-	virtual void command(uint8_t c)
-	{
-		char buff[2];
-		buff[0] = 0; // Command Mode
-		buff[1] = c;
-		mi2c.write(mi2cAddress, buff, sizeof(buff));
-	}
-
-	virtual void data(uint8_t c)
-	{
-		char buff[2];
-		buff[0] = 0x40; // Data Mode
-		buff[1] = c;
-		mi2c.write(mi2cAddress, buff, sizeof(buff));
-	};
-
-protected:
-	virtual void sendDisplayBuffer()
-	{
-		char buff[17];
-		buff[0] = 0x40; // Data Mode
-
-		// send display buffer in 16 byte chunks
-		for(uint16_t i=0, q=buffer.size(); i<q; i+=16 ) 
-		{	uint8_t x ;
-
-			// TODO - this will segfault if buffer.size() % 16 != 0
-			for(x=1; x<sizeof(buff); x++) 
-				buff[x] = buffer[i+x-1];
-			mi2c.write(mi2cAddress, buff, sizeof(buff));
-		}
-	};
-
-	I2C &mi2c;
-	uint8_t mi2cAddress;
-};
-
-#endif
\ No newline at end of file