A lib to handle a E-Paper display from Jiaxian Displays. The lib can handle graphic and text drawing and is using external fonts. SPI interface.
This E-ink display can be found from here, Factory datasheet, Controller: SSD1606
EpdGDE021A1.h@0:e7a39129f419, 2015-04-15 (annotated)
- Committer:
- steeven
- Date:
- Wed Apr 15 11:16:20 2015 +0000
- Revision:
- 0:e7a39129f419
GDE021A1 initial
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
steeven | 0:e7a39129f419 | 1 | #ifndef EPDGDE021A1_H_ |
steeven | 0:e7a39129f419 | 2 | #define EPDGDE021A1_H_ |
steeven | 0:e7a39129f419 | 3 | |
steeven | 0:e7a39129f419 | 4 | #include "mbed.h" |
steeven | 0:e7a39129f419 | 5 | #include "Graphic.h" |
steeven | 0:e7a39129f419 | 6 | |
steeven | 0:e7a39129f419 | 7 | #define GED021A1_BUF_SIZE 3096 |
steeven | 0:e7a39129f419 | 8 | #define GED021A1_WIDH 172 |
steeven | 0:e7a39129f419 | 9 | #define GED021A1_HIGHT 72 |
steeven | 0:e7a39129f419 | 10 | #define GED021A1_BITS 2 |
steeven | 0:e7a39129f419 | 11 | |
steeven | 0:e7a39129f419 | 12 | class EpdGDE021A1: public Graphic { |
steeven | 0:e7a39129f419 | 13 | |
steeven | 0:e7a39129f419 | 14 | public: |
steeven | 0:e7a39129f419 | 15 | EpdGDE021A1(PinName mosi = p5, PinName sclk = p7, PinName cs = p8, |
steeven | 0:e7a39129f419 | 16 | PinName dc = p9, PinName reset = p10); |
steeven | 0:e7a39129f419 | 17 | |
steeven | 0:e7a39129f419 | 18 | void setup(); |
steeven | 0:e7a39129f419 | 19 | void update(); |
steeven | 0:e7a39129f419 | 20 | void sleep(); |
steeven | 0:e7a39129f419 | 21 | |
steeven | 0:e7a39129f419 | 22 | public: |
steeven | 0:e7a39129f419 | 23 | virtual ~EpdGDE021A1() { |
steeven | 0:e7a39129f419 | 24 | } |
steeven | 0:e7a39129f419 | 25 | |
steeven | 0:e7a39129f419 | 26 | protected: |
steeven | 0:e7a39129f419 | 27 | void draw(unsigned char *data); |
steeven | 0:e7a39129f419 | 28 | void reset(); |
steeven | 0:e7a39129f419 | 29 | void wait_busy(); |
steeven | 0:e7a39129f419 | 30 | void write_lut(); |
steeven | 0:e7a39129f419 | 31 | void init(); |
steeven | 0:e7a39129f419 | 32 | void spi_write(int cmd, unsigned char val); |
steeven | 0:e7a39129f419 | 33 | void spi_cmd(unsigned char cmd); |
steeven | 0:e7a39129f419 | 34 | void spi_data(unsigned char val); |
steeven | 0:e7a39129f419 | 35 | SPI _spi; |
steeven | 0:e7a39129f419 | 36 | DigitalOut _spi_ncs; |
steeven | 0:e7a39129f419 | 37 | DigitalOut _spi_ndc; |
steeven | 0:e7a39129f419 | 38 | DigitalOut _reset; |
steeven | 0:e7a39129f419 | 39 | int _spi3w; |
steeven | 0:e7a39129f419 | 40 | |
steeven | 0:e7a39129f419 | 41 | public: |
steeven | 0:e7a39129f419 | 42 | unsigned char _buf[GED021A1_BUF_SIZE]; |
steeven | 0:e7a39129f419 | 43 | }; |
steeven | 0:e7a39129f419 | 44 | |
steeven | 0:e7a39129f419 | 45 | #endif /* EPDGDE021A1_H_ */ |