Hotboards MX / Hotboards_SpiLcd

Hotboards_SpiLcd.cpp - Library for write and control and lcd with spi interfaces and the ST7032 controller. Base on Arduino's Liquid Cristal library

Dependents:   Hotboards_SpiLcd-Hello_World Hotboards_SpiLcd-Writing_In_Diferent_Rows Hotboards_SpiLcd_Scrolling_Text Hotboards_SpiLcd_AutoScroll ... more

Hotboards_SpiLcd.h@1:b777b6147d99, 2016-01-29 (annotated)

Committer:
Hotboards
Date:
Fri Jan 29 01:08:33 2016 +0000
Revision:
1:b777b6147d99
Parent:
0:1d03652e9f7a
Child:
2:9673849ef2e9
update description

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Hotboards 0:1d03652e9f7a 1 /*
Hotboards 1:b777b6147d99 2 Hotboards_SpiLcd.cpp - Library to control and write an lcd with spi interface and ST7032 controller.
Hotboards 0:1d03652e9f7a 3 base on Arduino's Liquid Cristal library
Hotboards 0:1d03652e9f7a 4 Library ported by diego from Hotboards January 16, 2016.
Hotboards 0:1d03652e9f7a 5 and originally cretaed by
Hotboards 0:1d03652e9f7a 6 by David A. Mellis
Hotboards 0:1d03652e9f7a 7 library modified 5 Jul 2009
Hotboards 0:1d03652e9f7a 8 by Limor Fried (http://www.ladyada.net)
Hotboards 0:1d03652e9f7a 9 example added 9 Jul 2009
Hotboards 0:1d03652e9f7a 10 by Tom Igoe
Hotboards 0:1d03652e9f7a 11 modified 22 Nov 2010
Hotboards 0:1d03652e9f7a 12 by Tom Igoe
Hotboards 0:1d03652e9f7a 13 Released into the public domain.
Hotboards 0:1d03652e9f7a 14 */
Hotboards 0:1d03652e9f7a 15
Hotboards 0:1d03652e9f7a 16 #ifndef Hotboards_SpiLcd_h
Hotboards 0:1d03652e9f7a 17 #define Hotboards_SpiLcd_h
Hotboards 0:1d03652e9f7a 18
Hotboards 0:1d03652e9f7a 19 #include "mbed.h"
Hotboards 0:1d03652e9f7a 20
Hotboards 0:1d03652e9f7a 21 // commands
Hotboards 0:1d03652e9f7a 22 #define HT_SPILCD_CLEARDISPLAY 0x01
Hotboards 0:1d03652e9f7a 23 #define HT_SPILCD_RETURNHOME 0x02
Hotboards 0:1d03652e9f7a 24 #define HT_SPILCD_ENTRYMODESET 0x04
Hotboards 0:1d03652e9f7a 25 #define HT_SPILCD_DISPLAYCONTROL 0x08
Hotboards 0:1d03652e9f7a 26 #define HT_SPILCD_CURSORSHIFT 0x10
Hotboards 0:1d03652e9f7a 27 #define HT_SPILCD_FUNCTIONSET 0x20
Hotboards 0:1d03652e9f7a 28 #define HT_SPILCD_SETCGRAMADDR 0x40
Hotboards 0:1d03652e9f7a 29 #define HT_SPILCD_SETDDRAMADDR 0x80
Hotboards 0:1d03652e9f7a 30
Hotboards 0:1d03652e9f7a 31 // flags for display entry mode
Hotboards 0:1d03652e9f7a 32 #define HT_SPILCD_ENTRYRIGHT 0x00
Hotboards 0:1d03652e9f7a 33 #define HT_SPILCD_ENTRYLEFT 0x02
Hotboards 0:1d03652e9f7a 34 #define HT_SPILCD_ENTRYSHIFTINCREMENT 0x01
Hotboards 0:1d03652e9f7a 35 #define HT_SPILCD_ENTRYSHIFTDECREMENT 0x00
Hotboards 0:1d03652e9f7a 36
Hotboards 0:1d03652e9f7a 37 // flags for display on/off control
Hotboards 0:1d03652e9f7a 38 #define HT_SPILCD_DISPLAYON 0x04
Hotboards 0:1d03652e9f7a 39 #define HT_SPILCD_DISPLAYOFF 0x00
Hotboards 0:1d03652e9f7a 40 #define HT_SPILCD_CURSORON 0x02
Hotboards 0:1d03652e9f7a 41 #define HT_SPILCD_CURSOROFF 0x00
Hotboards 0:1d03652e9f7a 42 #define HT_SPILCD_BLINKON 0x01
Hotboards 0:1d03652e9f7a 43 #define HT_SPILCD_BLINKOFF 0x00
Hotboards 0:1d03652e9f7a 44
Hotboards 0:1d03652e9f7a 45 // flags for display/cursor shift
Hotboards 0:1d03652e9f7a 46 #define HT_SPILCD_DISPLAYMOVE 0x08
Hotboards 0:1d03652e9f7a 47 #define HT_SPILCD_CURSORMOVE 0x00
Hotboards 0:1d03652e9f7a 48 #define HT_SPILCD_MOVERIGHT 0x04
Hotboards 0:1d03652e9f7a 49 #define HT_SPILCD_MOVELEFT 0x00
Hotboards 0:1d03652e9f7a 50
Hotboards 0:1d03652e9f7a 51 // flags for function set
Hotboards 0:1d03652e9f7a 52 #define HT_SPILCD_8BITMODE 0x10
Hotboards 0:1d03652e9f7a 53 #define HT_SPILCD_4BITMODE 0x00
Hotboards 0:1d03652e9f7a 54 #define HT_SPILCD_2LINE 0x08
Hotboards 0:1d03652e9f7a 55 #define HT_SPILCD_1LINE 0x00
Hotboards 0:1d03652e9f7a 56 #define HT_SPILCD_5x16DOTS 0x04
Hotboards 0:1d03652e9f7a 57 #define HT_SPILCD_5x8DOTS 0x00
Hotboards 0:1d03652e9f7a 58 #define HT_SPILCD_EXTINST 0x01
Hotboards 0:1d03652e9f7a 59 #define HT_SPILCD_NORMINST 0x00
Hotboards 0:1d03652e9f7a 60
Hotboards 0:1d03652e9f7a 61
Hotboards 0:1d03652e9f7a 62 class Hotboards_SpiLcd : public Stream
Hotboards 0:1d03652e9f7a 63 {
Hotboards 0:1d03652e9f7a 64 public:
Hotboards 0:1d03652e9f7a 65
Hotboards 0:1d03652e9f7a 66 Hotboards_SpiLcd( SPI &spi, PinName cs, PinName rs, PinName rst );
Hotboards 0:1d03652e9f7a 67 void init( void );
Hotboards 0:1d03652e9f7a 68 void clear( void );
Hotboards 0:1d03652e9f7a 69 void home( void );
Hotboards 0:1d03652e9f7a 70
Hotboards 0:1d03652e9f7a 71 void noDisplay( void );
Hotboards 0:1d03652e9f7a 72 void display( void );
Hotboards 0:1d03652e9f7a 73 void noBlink( void );
Hotboards 0:1d03652e9f7a 74 void blink( void );
Hotboards 0:1d03652e9f7a 75 void noCursor( void );
Hotboards 0:1d03652e9f7a 76 void cursor( void );
Hotboards 0:1d03652e9f7a 77 void scrollDisplayLeft( void );
Hotboards 0:1d03652e9f7a 78 void scrollDisplayRight( void );
Hotboards 0:1d03652e9f7a 79 void leftToRight( void );
Hotboards 0:1d03652e9f7a 80 void rightToLeft( void );
Hotboards 0:1d03652e9f7a 81 void autoscroll( void );
Hotboards 0:1d03652e9f7a 82 void noAutoscroll( void );
Hotboards 0:1d03652e9f7a 83
Hotboards 0:1d03652e9f7a 84 //void setRowOffsets( int row1, int row2 );
Hotboards 0:1d03652e9f7a 85 //void createChar( uint8_t, uint8_t[] );
Hotboards 0:1d03652e9f7a 86 void setCursor( uint8_t, uint8_t );
Hotboards 0:1d03652e9f7a 87 void command( uint8_t );
Hotboards 0:1d03652e9f7a 88 #if DOXYGEN_ONLY
Hotboards 0:1d03652e9f7a 89 int putc(int c);
Hotboards 0:1d03652e9f7a 90 int printf(const char* format, ...);
Hotboards 0:1d03652e9f7a 91 #endif
Hotboards 0:1d03652e9f7a 92
Hotboards 0:1d03652e9f7a 93
Hotboards 0:1d03652e9f7a 94 protected:
Hotboards 0:1d03652e9f7a 95
Hotboards 0:1d03652e9f7a 96 void send( uint8_t, uint8_t );
Hotboards 0:1d03652e9f7a 97
Hotboards 0:1d03652e9f7a 98 // redirection for the printf and putc functions
Hotboards 0:1d03652e9f7a 99 virtual int _putc( int value );
Hotboards 0:1d03652e9f7a 100 virtual int _getc( void );
Hotboards 0:1d03652e9f7a 101
Hotboards 0:1d03652e9f7a 102 // internal objects
Hotboards 0:1d03652e9f7a 103 SPI _spi;
Hotboards 0:1d03652e9f7a 104
Hotboards 0:1d03652e9f7a 105 DigitalOut _cs_pin;
Hotboards 0:1d03652e9f7a 106 DigitalOut _rs_pin;
Hotboards 0:1d03652e9f7a 107 DigitalOut _rst_pin;
Hotboards 0:1d03652e9f7a 108
Hotboards 0:1d03652e9f7a 109 uint8_t _displayfunction;
Hotboards 0:1d03652e9f7a 110 uint8_t _displaycontrol;
Hotboards 0:1d03652e9f7a 111 uint8_t _displaymode;
Hotboards 0:1d03652e9f7a 112 };
Hotboards 0:1d03652e9f7a 113
Hotboards 0:1d03652e9f7a 114 #endif /* Hotboards_SpiLcd_h */