Update lcd.h
- improved lcd_putc() - fix lcd_invert()
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							@ -22,7 +22,121 @@
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 *
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 * lcd library for ssd1306/sh1106 oled-display wird in der Hoffnung, dass es nützlich sein wird, aber
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 * OHNE JEDE GEWÄHRLEISTUNG, bereitgestellt; sogar ohne die implizite
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 * Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK.
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 * Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK./*
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 * This file is part of lcd library for ssd1306/sh1106 oled-display.
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 *
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 * lcd library for ssd1306/sh1106 oled-display is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, either version 3 of the License, or any later version.
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 *
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 * lcd library for ssd1306/sh1106 oled-display is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
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 *
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 * Diese Datei ist Teil von lcd library for ssd1306/sh1106 oled-display.
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 *
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 * lcd library for ssd1306/sh1106 oled-display ist Freie Software: Sie können es unter den Bedingungen
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 * der GNU General Public License, wie von der Free Software Foundation,
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 * Version 3 der Lizenz oder jeder späteren
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 * veröffentlichten Version, weiterverbreiten und/oder modifizieren.
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 *
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 * lcd library for ssd1306/sh1106 oled-display wird in der Hoffnung, dass es nützlich sein wird, aber
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 * OHNE JEDE GEWÄHRLEISTUNG, bereitgestellt; sogar ohne die implizite
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 * Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK.
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 * Siehe die GNU General Public License für weitere Details.
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 *
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 * Sie sollten eine Kopie der GNU General Public License zusammen mit diesem
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 * Programm erhalten haben. Wenn nicht, siehe <http://www.gnu.org/licenses/>.
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 *
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 *  lcd.h
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 *
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 *  Created by Michael Köhler on 22.12.16.
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 *  Copyright 2016 Skie-Systems. All rights reserved.
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 *
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 *  lib for OLED-Display with ssd1306/sh1106-Controller
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 *  first dev-version only for I2C-Connection
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 *  at ATMega328P like Arduino Uno
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 *
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 *  at GRAPHICMODE lib needs SRAM for display
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 *  DISPLAY-WIDTH * DISPLAY-HEIGHT + 2 bytes
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 */
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#ifndef LCD_H
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#define LCD_H
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#ifndef YES
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#define YES				1
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#define NO				0
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#else
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#error "Check #defines for YES and NO in other sources !"
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#endif
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#if (__GNUC__ * 100 + __GNUC_MINOR__) < 303
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#error "This library requires AVR-GCC 3.3 or later, update to newer AVR-GCC compiler !"
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#endif
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#include <inttypes.h>
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#include <avr/pgmspace.h>
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#include "i2c.h"                            // library for I2C-communication
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											// if you want to use other lib for I2C
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											// edit i2c_xxx commands in this library
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											// i2c_start(), i2c_byte(), i2c_stop()
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/* TODO: define displaycontroller */
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#define SSD1306                             // or SSD1306, check datasheet of your display
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/* TODO: define displaymode */
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#define TEXTMODE							// TEXTMODE for only text to display,
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											// GRAPHICMODE for text and graphic
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/* TODO: define I2C-adress for display */
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// using 7-bit-adress for lcd-library
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// if you use your own library for twi check I2C-adress-handle
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#define LCD_I2C_ADR     0x3C				// 7 bit slave-adress without r/w-bit
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											// r/w-bit are set/unset by library
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											// e.g. 8 bit slave-adress:
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											// 0x78 = adress 0x3C with cleared r/w-bit (write-mode)
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#define LCD_DISP_OFF	0xAE
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#define LCD_DISP_ON		0xAF
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#define WHITE			0x01
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#define BLACK			0x00
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#define DISPLAY_WIDTH	128
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#define DISPLAY_HEIGHT	64
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#define DISPLAYSIZE		DISPLAY_WIDTH*DISPLAY_HEIGHT/8
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void lcd_command(uint8_t cmd[], uint8_t size);				// transmit command to display
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void lcd_data(uint8_t data[], uint16_t size);				// transmit data to display
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void lcd_init(uint8_t dispAttr);
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void lcd_home(void);                        // set cursor to 0,0
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void lcd_invert(uint8_t invert);			// invert display
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void lcd_set_contrast(uint8_t contrast);	// set contrast for display
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void lcd_puts(const char* s);				// print string, \n-terminated, from ram on screen (TEXTMODE)
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											// or buffer (GRAPHICMODE)
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void lcd_puts_p(const char* progmem_s);		// print string from flash on screen (TEXTMODE)
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											// or buffer (GRAPHICMODE)
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void lcd_clrscr(void);						// clear screen (and buffer at GRFAICMODE)
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void lcd_gotoxy(uint8_t x, uint8_t y);		// set curser at pos x, y. x means character,
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											// y means line (page, refer lcd manual)
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void lcd_putc(char c);						// print character on screen at TEXTMODE
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											// at GRAPHICMODE print character to buffer
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#if defined GRAPHICMODE
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void lcd_drawPixel(uint8_t x, uint8_t y, uint8_t color);
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void lcd_drawLine(uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t color);
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void lcd_drawRect(uint8_t px1, uint8_t py1, uint8_t px2, uint8_t py2, uint8_t color);
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void lcd_fillRect(uint8_t px1, uint8_t py1, uint8_t px2, uint8_t py2, uint8_t color);
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void lcd_drawCircle(uint8_t center_x, uint8_t center_y, uint8_t radius, uint8_t color);
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void lcd_fillCircle(uint8_t center_x, uint8_t center_y, uint8_t radius, uint8_t color);
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void lcd_drawBitmap(uint8_t x, uint8_t y, const uint8_t picture[], uint8_t width, uint8_t height, uint8_t color);
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void lcd_display(void);						// copy buffer to display RAM
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#endif
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#endif /*  LCD_H  */
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 * Siehe die GNU General Public License für weitere Details.
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 *
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 * Sie sollten eine Kopie der GNU General Public License zusammen mit diesem
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