An mbed library for 4D Systems uOLED-160-G1
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Diff: OLED160G1.h
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- 0:296a7ee30b3a
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OLED160G1.h Sun Dec 19 16:42:32 2010 +0000 @@ -0,0 +1,241 @@ +/** + * mbed library for 4D Systems uOLED-160-G1 + * + * + * Copyright (c) 2010 Steven Blair + * + * 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. + */ + +#ifndef _OLED160G1_H_ +#define _OLED160G1_H_ + + +#define OLED_BAUDRATE 115200 // 300 baud to 256kbaud supported (256k not always stable?) +#define OLED_INIT_DELAY 1100 // milliseconds + +// Initialisation routine +#define OLED_DETECT_BAUDRATE 0x55 + +// Drawing routines +#define OLED_CLEAR 0x45 +#define OLED_BKGCOLOR 0x42 +#define OLED_COPYPASTE 0x63 +#define OLED_PEN_SIZE 0x70 + +// Graphics +#define OLED_LINE 0x4C +#define OLED_CIRCLE 0x43 +#define OLED_CIRCLEFILL 0x69 +#define OLED_PUTPIXEL 0x50 +#define OLED_READPIXEL 0x52 +#define OLED_RECTANGLE 0x72 + +// Text properties +#define OLED_TEXT 0x73 +#define OLED_SETFONTSIZE 0x46 +#define OLED_FONT5X7 0x01 +#define OLED_FONT8X8 0x02 +#define OLED_FONT8X12 0x03 +#define OLED_TEXTFORMATED 0x54 +#define OLED_SET_TEXT_BACKGROUND_TYPE 0x4F +#define OLED_SET_BACKGROUND_COLOR 0x42 +#define OLED_SET_TEXT_TRANSPARENT 0x00 +#define OLED_SET_TEXT_OPAQUE 0x01 + +// OLED Control +#define OLED_COMMAND_CONTROL 0x59 +#define OLED_COMMAND_DISPLAY 0x01 +#define OLED_COMMAND_CONTRAST 0x02 +#define OLED_COMMAND_POWER 0x03 + +// Responses +#define OLED_ACK 0x06 // Ok +#define OLED_NAK 0x15 // Error + +// Colours +#define OLED_WHITE 0xFFFF +#define OLED_BLACK 0x0000 +#define OLED_BLUE 0xA6BF +#define OLED_RED 0xF800 + +#define red_min 0//150 +#define red_max 255 +#define blue_min 0//185 +#define blue_max 255 +#define green_min 0//195 +#define green_max 255 + + +class OLED160G1 : public Stream { +public: + + /** + * Default constructor. + */ + OLED160G1(PinName serialTx, PinName serialRx, PinName resetPin); + + /** + * Reset the display using the reset pin (the reset pin is active-low). + */ + void resetDisplay(); + + /** + * Initialise OLED display. + */ + void init(); + + /** + * Processes responses (ACK or NAK) from the OLED. A new command cannot be sent to the OLED until a NAK is received, so + * this function waits for the minimum time needed. + */ + void getResponse(); + + /** + * Clear the OLED screen. + */ + void eraseScreen(); + + /** + * Calculate 16-bit value from RGB (0 to 63, 565 format) + */ + int toRGB(int red, int green, int blue); + + /** + * + */ + void drawPixel(char x, char y, int color); + + /** + * + */ + void drawLine(char x1, char y1, char x2, char y2, int color); + + /** + * + */ + void drawRectangle(char x, char y, char width, char height, int color); + + /** + * + */ + void drawCircle(char x, char y, char radius, int color); + + /** + * Set font size, for use with printf() or OLED_DrawSingleChar(); all other functions override this setting. + * + * @param : fontSize can be: OLED_FONT5X7, OLED_FONT8X8, or OLED_FONT8X12 + */ + void setFontSize(char fontSize); + + /** + * Set font color, for use with printf(); all other functions override this setting. + */ + void setFontColor(int fontColor); + + /** + * Set the "pen size". + * + * @param penSize : 0 to draw solid objects; 1 to draw wireframe objects. + */ + void setPenSize(char penSize); + + /** + * Set whether or not text is drawn with an opaque or transparent background. + * + * @param : textBackgroundType can be OLED_SET_TEXT_TRANSPARENT or OLED_SET_TEXT_OPAQUE + */ + void setTextBackgroundType(char textBackgroundType); + + /** + * + */ + void setBackgroundColor(int color); + + /** + * + */ + void drawText(char column, char row, char font_size, char *mytext, int color); + + /** + * Draw a single ASCII character at the specified location. + */ + void drawSingleChar(char column, char row, char theChar, int color); + + /** + * Display control functions, such as display ON/OFF, contrast and power-up/power-down. + * + * @param value : can be 0x00 to 0x0F is mode is OLED_COMMAND_CONTRAST. Default contrast value is 0x08. + */ + void displayControl(char mode, char value); + + /** + * + */ + char getPenSize(); + + /** + * Get number of text rows + */ + int rows(); //TODO: must depend on font size + + /** + * Get number of text columns + */ + int columns(); + + /** + * Set text cursor location + */ + virtual void locate(int column, int row); + + /** + * + */ + int lastCount; + + /** + * + */ + int NAKCount; + +protected: + virtual int _putc(int value); + virtual int _getc(); + + /** + * Text cursor column number + */ + short _column; + + /** + * Text cursor row number + */ + short _row; + + char _fontSize; + char _penSize; + int _fontColor; + +private: + Serial s; + DigitalOut reset; +}; + +#endif \ No newline at end of file