library for Sharp memory LCD (LS027B4DH01)
Dependents: Sharp_Memory_LCD_Test Sharp_Memory_LCD_Test
Diff: sharp_mlcd.h
- Revision:
- 0:c99dda90f834
- Child:
- 1:f8ba3b236d12
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sharp_mlcd.h Sat May 10 15:32:38 2014 +0000 @@ -0,0 +1,291 @@ +/* + * mbed library for the Sharp memory LCD LS027BDH01 / LS013B4DN04 + * derived from C12832_lcd + * Copyright (c) 2014 Masato YAMANISHI + * Released under the MIT License: http://mbed.org/license/mit + */ + +/* mbed library for the mbed Lab Board 128*32 pixel LCD + * use C12832 controller + * Copyright (c) 2012 Peter Drescher - DC2PD + * Released under the MIT License: http://mbed.org/license/mit + * + * 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 SHARP_MLCD_H +#define SHARP_MLCD_H + +#include "mbed.h" +#include "GraphicsDisplay.h" + +/** optional Defines : + * #define debug_lcd 1 enable infos to PC_USB + */ + +#define BPP 1 // Bits per pixel +#define WIDTH 400 // 96 +#define HEIGHT 240 // 96 +#define PAGES (HEIGHT/8) // 6 +#define BUFFER_SIZE (WIDTH*HEIGHT/8) + + +/** Draw mode + * NORMAl + * XOR set pixel by xor the screen + */ +enum {NORMAL,XOR}; + +/** Bitmap + */ +struct Bitmap{ + int xSize; + int ySize; + int Byte_in_Line; + char* data; +}; + +class sharp_mlcd : public GraphicsDisplay +{ + public: + /** Create a aqm1248a object connected to SPI1 + * + */ + + sharp_mlcd(const char* name = "LCD"); + + /** Get the width of the screen in pixel + * + * @param + * @returns width of screen in pixel + * + */ + virtual int width(); + + /** Get the height of the screen in pixel + * + * @returns height of screen in pixel + * + */ + virtual int height(); + + /** Draw a pixel at x,y black or white + * + * @param x horizontal position + * @param y vertical position + * @param colour ,1 set pixel ,0 erase pixel + */ + virtual void pixel(int x, int y,int colour); + + /** draw a circle + * + * @param x0,y0 center + * @param r radius + * @param colour ,1 set pixel ,0 erase pixel + * + */ + void circle(int x, int y, int r, int colour); + + /** draw a filled circle + * + * @param x0,y0 center + * @param r radius + * @param color ,1 set pixel ,0 erase pixel + * + * use circle with different radius, + * can miss some pixel + */ + void fillcircle(int x, int y, int r, int colour); + + /** draw a 1 pixel line + * + * @param x0,y0 start point + * @param x1,y1 stop point + * @param color ,1 set pixel ,0 erase pixel + * + */ + void line(int x0, int y0, int x1, int y1, int colour); + + /** draw a rect + * + * @param x0,y0 top left corner + * @param x1,y1 down right corner + * @param color 1 set pixel ,0 erase pixel + * * + */ + void rect(int x0, int y0, int x1, int y1, int colour); + + /** draw a filled rect + * + * @param x0,y0 top left corner + * @param x1,y1 down right corner + * @param color 1 set pixel ,0 erase pixel + * + */ + void fillrect(int x0, int y0, int x1, int y1, int colour); + + /** copy display buffer to lcd + * + */ + + void copy_to_lcd(void); + + /** clear the screen + * + */ + virtual void cls(void); + + /** set the drawing mode + * + * @param mode NORMAl or XOR + */ + + void setmode(int mode); + + virtual int columns(void); + + /** calculate the max number of columns + * + * @returns max column + * depends on actual font size + * + */ + virtual int rows(void); + + /** put a char on the screen + * + * @param value char to print + * @returns printed char + * + */ + virtual int _putc(int value); + + /** draw a character on given position out of the active font to the LCD + * + * @param x x-position of char (top left) + * @param y y-position + * @param c char to print + * + */ + virtual void character(int x, int y, int c); + + /** setup cursor position + * + * @param x x-position (top left) + * @param y y-position + */ + virtual void locate(int x, int y); + + /** setup auto update of screen + * + * @param up 1 = on , 0 = off + * if switched off the program has to call copy_to_lcd() + * to update screen from framebuffer + */ + void set_auto_up(unsigned int up); + + /** get status of the auto update function + * + * @returns if auto update is on + */ + unsigned int get_auto_up(void); + + /** Vars */ + SPI _spi; + // DigitalOut _reset; + // DigitalOut _A0; + DigitalOut _EXTCOM; + DigitalOut _DISP; + DigitalOut _CS; + unsigned char* font; + unsigned int draw_mode; + + // Ticker timer; + + /** select the font to use + * + * @param f pointer to font array + * + * font array can created with GLCD Font Creator from http://www.mikroe.com + * you have to add 4 parameter at the beginning of the font array to use: + * - the number of byte / char + * - the vertial size in pixel + * - the horizontal size in pixel + * - the number of byte per vertical line + * you also have to change the array to char[] + * + */ + void set_font(unsigned char* f); + + /** print bitmap to buffer + * + * @param bm Bitmap in flash + * @param x x start + * @param y y start + * + */ + + void print_bm(Bitmap bm, int x, int y); + void attime(); + + protected: + + /** draw a horizontal line + * + * @param x0 horizontal start + * @param x1 horizontal stop + * @param y vertical position + * @param ,1 set pixel ,0 erase pixel + * + */ + void hline(int x0, int x1, int y, int colour); + + /** draw a vertical line + * + * @param x horizontal position + * @param y0 vertical start + * @param y1 vertical stop + * @param ,1 set pixel ,0 erase pixel + */ + void vline(int y0, int y1, int x, int colour); + + /** Init the C12832 LCD controller + * + */ + void lcd_reset(); + + /** Write data to the LCD controller + * + * @param dat data written to LCD controller + * + */ + void wr_dat(unsigned char value); + + /** Write a command the LCD controller + * + * @param cmd: command to be written + * + */ + void wr_cmd(unsigned char value); + + void wr_cnt(unsigned char cmd); + + // unsigned int orientation; + unsigned int char_x; + unsigned int char_y; + unsigned char buffer[BUFFER_SIZE]; + unsigned int contrast; + unsigned int auto_up; + + unsigned int flip; + + unsigned char bit_reverse(unsigned char c); +}; + +#endif \ No newline at end of file