Update lcd.h

lcd.h

@@ -50,61 +50,62 @@
 
 #include <inttypes.h>
 #include <avr/pgmspace.h>
-#include "i2c.h"                            // library for I2C-communication
+#include "i2c.h"                            	// library for I2C-communication
-											// if you want to use other lib for I2C
+						// if you want to use other lib for I2C
-											// edit i2c_xxx commands in this library
+						// edit i2c_xxx commands in this library
-											// i2c_start(), i2c_byte(), i2c_stop()
+						// i2c_start(), i2c_byte(), i2c_stop()
 
 /* TODO: define displaycontroller */
-#define SH1106                             // or SSD1306, check datasheet of your display
+#define SH1106                             	// or SSD1306, check datasheet of your display
 /* TODO: define displaymode */
-#define TEXTMODE							// TEXTMODE for only text to display,
+#define TEXTMODE				// TEXTMODE for only text to display,
-											// GRAPHICMODE for text and graphic
+						// GRAPHICMODE for text and graphic
 /* TODO: define font */
-#define FONT			ssd1306oled_font
+#define FONT			ssd1306oled_font// set font here, refer font-name at font.h/font.c
 
 /* TODO: define I2C-adress for display */
 
 // using 7-bit-adress for lcd-library
 // if you use your own library for twi check I2C-adress-handle
-#define LCD_I2C_ADR     (0x7a >> 1)				// 7 bit slave-adress without r/w-bit
+#define LCD_I2C_ADR     	(0x7a >> 1)	// 7 bit slave-adress without r/w-bit
-											// r/w-bit are set/unset by library
+						// r/w-bit are set/unset by library
-											// e.g. 8 bit slave-adress:
+						// e.g. 8 bit slave-adress:
-											// 0x78 = adress 0x3C with cleared r/w-bit (write-mode)
+						// 0x78 = adress 0x3C with cleared r/w-bit (write-mode)
 
 
 #ifndef YES
-	#define YES			1
+	#define YES		1
 #endif
 
-#define LCD_DISP_OFF	0xAE
+#define LCD_DISP_OFF		0xAE
 #define LCD_DISP_ON		0xAF
 
 #define WHITE			0x01
 #define BLACK			0x00
 
-#define DISPLAY_WIDTH	128
+#define DISPLAY_WIDTH		128
-#define DISPLAY_HEIGHT	64
+#define DISPLAY_HEIGHT		64
 #define DISPLAYSIZE		DISPLAY_WIDTH*DISPLAY_HEIGHT/8
 
 
 
-void lcd_command(uint8_t cmd[], uint8_t size);				// transmit command to display
+void lcd_command(uint8_t cmd[], uint8_t size);	// transmit command to display
-void lcd_data(uint8_t data[], uint16_t size);				// transmit data to display
+void lcd_data(uint8_t data[], uint16_t size);	// transmit data to display
 void lcd_init(uint8_t dispAttr);
-void lcd_home(void);                        // set cursor to 0,0
+void lcd_home(void);                        	// set cursor to 0,0
-void lcd_invert(uint8_t invert);			// invert display
+void lcd_invert(uint8_t invert);		// invert display
+void lcd_sleep(uint8_t sleep);			// display goto sleep (power off)
 void lcd_set_contrast(uint8_t contrast);	// set contrast for display
-void lcd_puts(const char* s);				// print string, \n-terminated, from ram on screen (TEXTMODE)
+void lcd_puts(const char* s);			// print string, \n-terminated, from ram on screen (TEXTMODE)
-											// or buffer (GRAPHICMODE)
+						// or buffer (GRAPHICMODE)
 void lcd_puts_p(const char* progmem_s);		// print string from flash on screen (TEXTMODE)
-											// or buffer (GRAPHICMODE)
+						// or buffer (GRAPHICMODE)
 
-void lcd_clrscr(void);						// clear screen (and buffer at GRFAICMODE)
+void lcd_clrscr(void);				// clear screen (and buffer at GRFAICMODE)
 void lcd_gotoxy(uint8_t x, uint8_t y);		// set curser at pos x, y. x means character,
-											// y means line (page, refer lcd manual)
+						// y means line (page, refer lcd manual)
-void lcd_putc(char c);						// print character on screen at TEXTMODE
+void lcd_putc(char c);				// print character on screen at TEXTMODE
-											// at GRAPHICMODE print character to buffer
+						// at GRAPHICMODE print character to buffer
 #if defined GRAPHICMODE
 void lcd_drawPixel(uint8_t x, uint8_t y, uint8_t color);
 void lcd_drawLine(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color);
@@ -113,6 +114,6 @@ void lcd_fillRect(uint8_t px1, uint8_t py1, uint8_t px2, uint8_t py2, uint8_t co
 void lcd_drawCircle(uint8_t center_x, uint8_t center_y, uint8_t radius, uint8_t color);
 void lcd_fillCircle(uint8_t center_x, uint8_t center_y, uint8_t radius, uint8_t color);
 void lcd_drawBitmap(uint8_t x, uint8_t y, const uint8_t picture[], uint8_t width, uint8_t height, uint8_t color);
-void lcd_display(void);						// copy buffer to display RAM
+void lcd_display(void);				// copy buffer to display RAM
 #endif
-#endif /*  LCD_H  */
+#endif /*  LCD_H  */