86 lines
3.1 KiB
C
86 lines
3.1 KiB
C
/*
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=================================================================================
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Name : PCD8544.h
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Version : 0.1
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Copyright (C) 2010 Limor Fried, Adafruit Industries
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CORTEX-M3 version by Le Dang Dung, 2011 LeeDangDung@gmail.com (tested on LPC1769)
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Raspberry Pi version by Andre Wussow, 2012, desk@binerry.de
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Description : PCD8544 LCD library!
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================================================================================
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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================================================================================
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*/
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#include <stdint.h>
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#define BLACK 1
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#define WHITE 0
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#define LCDWIDTH 84
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#define LCDHEIGHT 48
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#define PCD8544_POWERDOWN 0x04
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#define PCD8544_ENTRYMODE 0x02
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#define PCD8544_EXTENDEDINSTRUCTION 0x01
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#define PCD8544_DISPLAYBLANK 0x0
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#define PCD8544_DISPLAYNORMAL 0x4
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#define PCD8544_DISPLAYALLON 0x1
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#define PCD8544_DISPLAYINVERTED 0x5
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// H = 0
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#define PCD8544_FUNCTIONSET 0x20
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#define PCD8544_DISPLAYCONTROL 0x08
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#define PCD8544_SETYADDR 0x40
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#define PCD8544_SETXADDR 0x80
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// H = 1
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#define PCD8544_SETTEMP 0x04
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#define PCD8544_SETBIAS 0x10
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#define PCD8544_SETVOP 0x80
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#define swap(a, b) { uint8_t t = a; a = b; b = t; }
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// calibrate clock constants
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#define CLKCONST_1 8000
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#define CLKCONST_2 400 // 400 is a good tested value for Raspberry Pi
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// keywords
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#define LSBFIRST 0
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#define MSBFIRST 1
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void LCDInit(uint8_t SCLK, uint8_t DIN, uint8_t DC, uint8_t CS, uint8_t RST, uint8_t contrast);
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void LCDcommand(uint8_t c);
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void LCDdata(uint8_t c);
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void LCDsetContrast(uint8_t val);
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void LCDclear();
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void LCDdisplay();
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void LCDsetPixel(uint8_t x, uint8_t y, uint8_t color);
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uint8_t LCDgetPixel(uint8_t x, uint8_t y);
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void LCDfillcircle(uint8_t x0, uint8_t y0, uint8_t r,uint8_t color);
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void LCDdrawcircle(uint8_t x0, uint8_t y0, uint8_t r,uint8_t color);
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void LCDdrawrect(uint8_t x, uint8_t y, uint8_t w, uint8_t h,uint8_t color);
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void LCDfillrect(uint8_t x, uint8_t y, uint8_t w, uint8_t h,uint8_t color);
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void LCDdrawline(uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1, uint8_t color);
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void LCDsetCursor(uint8_t x, uint8_t y);
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void LCDsetTextSize(uint8_t s);
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void LCDsetTextColor(uint8_t c);
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void LCDwrite(uint8_t c);
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void LCDshowLogo();
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void LCDdrawchar(uint8_t x, uint8_t line, char c);
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void LCDdrawstring(uint8_t x, uint8_t line, char *c);
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void LCDdrawstring_P(uint8_t x, uint8_t line, const char *c);
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void LCDdrawbitmap(uint8_t x, uint8_t y, const uint8_t *bitmap, uint8_t w, uint8_t h, uint8_t color);
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void LCDspiwrite(uint8_t c);
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void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
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void _delay_ms(uint32_t t); |