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- /*
- rgb_lcd.h
- 2013 Copyright (c) Seeed Technology Inc. All right reserved.
- Author:Loovee
- 2013-9-18
- add rgb backlight fucnction @ 2013-10-15
- The MIT License (MIT)
- Permission is hereby granted, free of charge, to any person obtaining a copy
- of this software and associated documentation files (the "Software"), to deal
- in the Software without restriction, including without limitation the rights
- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software, and to permit persons to whom the Software is
- furnished to do so, subject to the following conditions:
- The above copyright notice and this permission notice shall be included in
- all copies or substantial portions of the Software.
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- THE SOFTWARE.1 USA
- */
- #ifndef __RGB_LCD_H__
- #define __RGB_LCD_H__
- #include <inttypes.h>
- #include "Print.h"
- // Device I2C Arress
- #define LCD_ADDRESS (0x7c>>1)
- #define RGB_ADDRESS (0xc4>>1)
- // color define
- #define WHITE 0
- #define RED 1
- #define GREEN 2
- #define BLUE 3
- #define REG_RED 0x04 // pwm2
- #define REG_GREEN 0x03 // pwm1
- #define REG_BLUE 0x02 // pwm0
- #define REG_MODE1 0x00
- #define REG_MODE2 0x01
- #define REG_OUTPUT 0x08
- // commands
- #define LCD_CLEARDISPLAY 0x01
- #define LCD_RETURNHOME 0x02
- #define LCD_ENTRYMODESET 0x04
- #define LCD_DISPLAYCONTROL 0x08
- #define LCD_CURSORSHIFT 0x10
- #define LCD_FUNCTIONSET 0x20
- #define LCD_SETCGRAMADDR 0x40
- #define LCD_SETDDRAMADDR 0x80
- // flags for display entry mode
- #define LCD_ENTRYRIGHT 0x00
- #define LCD_ENTRYLEFT 0x02
- #define LCD_ENTRYSHIFTINCREMENT 0x01
- #define LCD_ENTRYSHIFTDECREMENT 0x00
- // flags for display on/off control
- #define LCD_DISPLAYON 0x04
- #define LCD_DISPLAYOFF 0x00
- #define LCD_CURSORON 0x02
- #define LCD_CURSOROFF 0x00
- #define LCD_BLINKON 0x01
- #define LCD_BLINKOFF 0x00
- // flags for display/cursor shift
- #define LCD_DISPLAYMOVE 0x08
- #define LCD_CURSORMOVE 0x00
- #define LCD_MOVERIGHT 0x04
- #define LCD_MOVELEFT 0x00
- // flags for function set
- #define LCD_8BITMODE 0x10
- #define LCD_4BITMODE 0x00
- #define LCD_2LINE 0x08
- #define LCD_1LINE 0x00
- #define LCD_5x10DOTS 0x04
- #define LCD_5x8DOTS 0x00
- class rgb_lcd : public Print
- {
- public:
- rgb_lcd();
- void begin(uint8_t cols, uint8_t rows, uint8_t charsize = LCD_5x8DOTS);
- void clear();
- void home();
- void noDisplay();
- void display();
- void noBlink();
- void blink();
- void noCursor();
- void cursor();
- void scrollDisplayLeft();
- void scrollDisplayRight();
- void leftToRight();
- void rightToLeft();
- void autoscroll();
- void noAutoscroll();
- void createChar(uint8_t, uint8_t[]);
- void setCursor(uint8_t, uint8_t);
- virtual size_t write(uint8_t);
- void command(uint8_t);
- // color control
- void setRGB(unsigned char r, unsigned char g, unsigned char b); // set rgb
- void setPWM(unsigned char color, unsigned char pwm){setReg(color, pwm);} // set pwm
- void setColor(unsigned char color);
- void setColorAll(){setRGB(0, 0, 0);}
- void setColorWhite(){setRGB(255, 255, 255);}
- // blink the LED backlight
- void blinkLED(void);
- void noBlinkLED(void);
- using Print::write;
- private:
- void send(uint8_t, uint8_t);
- void setReg(unsigned char addr, unsigned char dta);
- uint8_t _displayfunction;
- uint8_t _displaycontrol;
- uint8_t _displaymode;
- uint8_t _initialized;
- uint8_t _numlines,_currline;
- };
- #endif
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