Revision 19:e31b31e3128a, committed 2018-09-21

Comitter:

bibi94

Date:

Fri Sep 21 08:24:03 2018 +0000

Parent:

18:3112550cc6a3

Commit message:

add scroll functions

Changed in this revision

--- a/Adafruit_GFX_Config.h	Tue Jun 23 09:49:01 2015 +0000
+++ b/Adafruit_GFX_Config.h	Fri Sep 21 08:24:03 2018 +0000
@@ -2,10 +2,10 @@
 #define _ADAFRUIT_GFX_CONFIG_H_
 
 // Uncomment this to turn off the builtin splash
-#define NO_SPLASH_ADAFRUIT
+//#define NO_SPLASH_ADAFRUIT
 
 // Uncomment this to enable all functionality
-//#define GFX_WANT_ABSTRACTS
+#define GFX_WANT_ABSTRACTS
 
 // Uncomment this to enable only runtime font scaling, without all the rest of the Abstracts
 //#define GFX_SIZEABLE_TEXT

--- a/Adafruit_SSD1306.cpp	Tue Jun 23 09:49:01 2015 +0000
+++ b/Adafruit_SSD1306.cpp	Fri Sep 21 08:24:03 2018 +0000
@@ -143,7 +143,72 @@
 	sendDisplayBuffer();
 	command(SSD1306_DISPLAYON);
 }
+// startscrollright
+// Activate a right handed scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrollright(uint8_t start, uint8_t stop){
+  command(SSD1306_RIGHT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X00);
+  command(0XFF);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
 
+// startscrollleft
+// Activate a right handed scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrollleft(uint8_t start, uint8_t stop){
+  command(SSD1306_LEFT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X00);
+  command(0XFF);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+
+// startscrolldiagright
+// Activate a diagonal scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrolldiagright(uint8_t start, uint8_t stop){
+  command(SSD1306_SET_VERTICAL_SCROLL_AREA);
+  command(0X00);
+  command(SSD1306_LCDHEIGHT);
+  command(SSD1306_VERTICAL_AND_RIGHT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X01);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+
+// startscrolldiagleft
+// Activate a diagonal scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrolldiagleft(uint8_t start, uint8_t stop){
+  command(SSD1306_SET_VERTICAL_SCROLL_AREA);
+  command(0X00);
+  command(SSD1306_LCDHEIGHT);
+  command(SSD1306_VERTICAL_AND_LEFT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X01);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+void Adafruit_SSD1306::stopscroll(void){
+  command(SSD1306_DEACTIVATE_SCROLL);
+}
 // Clear the display buffer. Requires a display() call at some point afterwards
 void Adafruit_SSD1306::clearDisplay(void)
 {

--- a/Adafruit_SSD1306.h	Tue Jun 23 09:49:01 2015 +0000
+++ b/Adafruit_SSD1306.h	Fri Sep 21 08:24:03 2018 +0000
@@ -38,9 +38,50 @@
 	DigitalOut2& operator= (DigitalOut2& rhs) { write(rhs.read()); return *this; };
 	operator int() { return read(); };
 };
-
+#define SSD1306_LCDWIDTH                  128
+#define SSD1306_LCDHEIGHT                 64
 #define SSD1306_EXTERNALVCC 0x1
 #define SSD1306_SWITCHCAPVCC 0x2
+#define SSD1306_ACTIVATE_SCROLL 0x2F
+#define SSD1306_DEACTIVATE_SCROLL 0x2E
+#define SSD1306_SET_VERTICAL_SCROLL_AREA 0xA3
+#define SSD1306_RIGHT_HORIZONTAL_SCROLL 0x26
+#define SSD1306_LEFT_HORIZONTAL_SCROLL 0x27
+#define SSD1306_VERTICAL_AND_RIGHT_HORIZONTAL_SCROLL 0x29
+#define SSD1306_VERTICAL_AND_LEFT_HORIZONTAL_SCROLL 0x2A
+#define SSD1306_SETCONTRAST 0x81
+#define SSD1306_DISPLAYALLON_RESUME 0xA4
+#define SSD1306_DISPLAYALLON 0xA5
+#define SSD1306_NORMALDISPLAY 0xA6
+#define SSD1306_INVERTDISPLAY 0xA7
+#define SSD1306_DISPLAYOFF 0xAE
+#define SSD1306_DISPLAYON 0xAF
+
+#define SSD1306_SETDISPLAYOFFSET 0xD3
+#define SSD1306_SETCOMPINS 0xDA
+
+#define SSD1306_SETVCOMDETECT 0xDB
+
+#define SSD1306_SETDISPLAYCLOCKDIV 0xD5
+#define SSD1306_SETPRECHARGE 0xD9
+
+#define SSD1306_SETMULTIPLEX 0xA8
+
+#define SSD1306_SETLOWCOLUMN 0x00
+#define SSD1306_SETHIGHCOLUMN 0x10
+
+#define SSD1306_SETSTARTLINE 0x40
+
+#define SSD1306_MEMORYMODE 0x20
+#define SSD1306_COLUMNADDR 0x21
+#define SSD1306_PAGEADDR   0x22
+
+#define SSD1306_COMSCANINC 0xC0
+#define SSD1306_COMSCANDEC 0xC8
+
+#define SSD1306_SEGREMAP 0xA0
+
+#define SSD1306_CHARGEPUMP 0x8D
 
 /** The pure base class for the SSD1306 display driver.
  *
@@ -63,6 +104,7 @@
 	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);
+	//virtual void drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
 
 	/// Clear the display buffer    
 	void clearDisplay(void);
@@ -70,6 +112,12 @@
 
 	/// Cause the display to be updated with the buffer content.
 	void display();
+	/// Scroll
+	virtual void startscrollright(uint8_t start, uint8_t stop);
+	virtual void startscrollleft(uint8_t start, uint8_t stop);
+	virtual void startscrolldiagright(uint8_t start, uint8_t stop);
+	virtual void startscrolldiagleft(uint8_t start, uint8_t stop);
+	void stopscroll(void);
 	/// Fill the buffer with the AdaFruit splash screen.
 	virtual void splash();
     
@@ -158,7 +206,7 @@
 class Adafruit_SSD1306_I2c : public Adafruit_SSD1306
 {
 public:
-	#define SSD_I2C_ADDRESS     0x78
+	#define SSD_I2C_ADDRESS     0x78//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