István Cserny
Forked from Neal Horman: Adafruit_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. Now it is adopted also for the SH1106 I2C 128x64 display as well...
Dependents: Lab06_oled_i2c Lab06_BME280_oled Lab06_oled_clock I2C_SSD1306andSH1106_nucleo_F446RE
Diff: Adafruit_SSD1306.h
- Revision:
- 6:1be3e3b46eb7
- Parent:
- 3:969ca9fe5e2b
- Child:
- 7:779204e24db4
diff -r 315de3647c9f -r 1be3e3b46eb7 Adafruit_SSD1306.h
--- a/Adafruit_SSD1306.h Thu Oct 16 23:18:25 2014 -0500
+++ b/Adafruit_SSD1306.h Sat Oct 18 11:47:17 2014 -0500
@@ -43,6 +43,9 @@
-----------------------------------------------------------------------*/
//#define SSD1306_128_64
#define SSD1306_128_32
+
+#define SSD_USES_SPI
+//#define SSD_USES_I2C
/*=========================================================================*/
#if defined SSD1306_128_64 && defined SSD1306_128_32
@@ -61,6 +64,19 @@
#define SSD1306_LCDHEIGHT 32
#endif
+#if defined SSD_USES_SPI && defined SSD_USES_I2C
+ #error "Only one communication mode can be specified at once in SSD1306.h"
+#endif
+#if !defined SSD_USES_SPI && !defined SSD_USES_I2C
+ #error "At least one communication mode must be specified in SSD1306.h"
+#endif
+
+//#define WITHOUT_SPLASH
+#define I2C_ADDRESS 0x78
+
+#define SSD_Command_Mode 0x00
+#define SSD_Data_Mode 0x40
+
#define SSD1306_SETCONTRAST 0x81
#define SSD1306_DISPLAYALLON_RESUME 0xA4
#define SSD1306_DISPLAYALLON 0xA5
@@ -98,7 +114,11 @@
class Adafruit_SSD1306 : public Adafruit_GFX
{
public:
+#ifdef SSD_USES_SPI
Adafruit_SSD1306(SPI &spi, PinName DC, PinName RST, PinName CS);
+#elif defined SSD_USES_I2C
+ Adafruit_SSD1306(I2C &i2c, PinName RST);
+#endif
void begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC);
void ssd1306_command(uint8_t c);
void ssd1306_data(uint8_t c);
@@ -110,8 +130,15 @@
virtual void drawPixel(int16_t x, int16_t y, uint16_t color);
private:
- DigitalOut2 rst,cs,dc;
+
+ Serial pc;
+ DigitalOut2 rst;
+#ifdef SSD_USES_SPI
SPI &mspi;
+ DigitalOut2 cs,dc;
+#elif defined SSD_USES_I2C
+ I2C &mi2c;
+#endif
// the memory buffer for the LCD
uint8_t buffer[SSD1306_LCDHEIGHT * SSD1306_LCDWIDTH / 8];
};