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66 lines
2.6 KiB
66 lines
2.6 KiB
/* Pin definitions:
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Most of these pins can be moved to any digital or analog pin.
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DN(MOSI)and SCLK should be left where they are (SPI pins). The
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LED (backlight) pin should remain on a PWM-capable pin. */
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// SCE - Chip select, pin 3 on LCD.
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// RST - Reset, pin 4 on LCD.
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// DC - Data/Command, pin 5 on LCD.
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// DN(MOSI) - Serial data, pin 6 on LCD.
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// SCLK - Serial clock, pin 7 on LCD.
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// LED - Backlight LED, pin 8 on LCD.
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/* 84x48 LCD Defines: */
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#define LCD_WIDTH 84 // Note: x-coordinates go wide
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#define LCD_HEIGHT 48 // Note: y-coordinates go high
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#define WHITE 0 // For drawing pixels. A 0 draws white.
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#define BLACK 1 // A 1 draws black.
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// This function sets a pixel on displayMap to your preferred
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// color. 1=Black, 0= white.
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void LCD_setPixel(int x, int y, bool bw);
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// setLine draws a line from x0,y0 to x1,y1 with the set color
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void LCD_setLine(int x0, int y0, int x1, int y1, bool bw);
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// setRect will draw a rectangle from x0,y0 top-left corner to
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// a x1,y1 bottom-right corner. Can be filled with the fill
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// parameter, and colored with bw.
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void LCD_setRect(int x0, int y0, int x1, int y1, bool fill, bool bw);
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// setCircle draws a circle centered around x0,y0 with a defined
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// radius. The circle can be black or white. And have a line
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// thickness ranging from 1 to the radius of the circle.
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void LCD_setCircle (int x0, int y0, int radius, bool bw, int lineThickness);
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// This function will draw a char (defined in the ASCII table
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// near the beginning of this sketch) at a defined x and y).
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// The color can be either black (1) or white (0).
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void LCD_setChar(char character, int x, int y, bool bw);
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// setStr draws a string of characters, calling setChar with
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// progressive coordinates until it's done.
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// This function was grabbed from the SparkFun ColorLCDShield
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// library.
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void LCD_setStr(char * dString, int x, int y, bool bw);
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// This function clears the entire display either white (0) or
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// black (1).
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// The screen won't actually clear until you call updateDisplay()!
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void LCD_clearDisplay(bool bw);
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// This will actually draw on the display, whatever is currently
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// in the displayMap array.
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void LCD_updateDisplay();
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// Set contrast can set the LCD Vop to a value between 0 and 127.
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// 40-60 is usually a pretty good range.
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void LCD_setContrast(uint8_t contrast);
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/* There are two ways to do this. Either through direct commands
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to the display, or by swapping each bit in the displayMap array.
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We'll leave both methods here, comment one or the other out if
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you please. */
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void LCD_invertDisplay();
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//This sends the magical commands to the PCD8544
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void LCD_setup(void);
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