Roland Elmiger / Mbed 2 deprecated AudioCODEC_6

Wave-Player with TLV320

Dependencies:   FatFileSystemCpp I2SSlave TLV320 mbed

LCD/LCD.h@0:3087f1924901, 2015-12-09 (annotated)

Committer:
HB9GAA
Date:
Wed Dec 09 20:58:55 2015 +0000
Revision:
0:3087f1924901
Wave-Player with TLV320

Who changed what in which revision?

UserRevisionLine numberNew contents of line
HB9GAA 0:3087f1924901 1 /* mbed LCD Library, for a 4-bit LCD based on HD44780
HB9GAA 0:3087f1924901 2 * Copyright (c) 2007-2012, hb9gaa
HB9GAA 0:3087f1924901 3 */
HB9GAA 0:3087f1924901 4
HB9GAA 0:3087f1924901 5 #ifndef MBED_LCD_H
HB9GAA 0:3087f1924901 6 #define MBED_LCD_H
HB9GAA 0:3087f1924901 7
HB9GAA 0:3087f1924901 8 #include "mbed.h"
HB9GAA 0:3087f1924901 9
HB9GAA 0:3087f1924901 10 class TextLCD : public Stream {
HB9GAA 0:3087f1924901 11 public:
HB9GAA 0:3087f1924901 12
HB9GAA 0:3087f1924901 13 /** LCD panel format */
HB9GAA 0:3087f1924901 14 enum LCDType {
HB9GAA 0:3087f1924901 15 LCD16x2 /**< 16x2 LCD panel (default) */
HB9GAA 0:3087f1924901 16 , LCD16x2B /**< 16x2 LCD panel alternate addressing */
HB9GAA 0:3087f1924901 17 , LCD20x2 /**< 20x2 LCD panel */
HB9GAA 0:3087f1924901 18 , LCD20x4 /**< 20x4 LCD panel */
HB9GAA 0:3087f1924901 19 };
HB9GAA 0:3087f1924901 20
HB9GAA 0:3087f1924901 21 /** Create a TextLCD interface
HB9GAA 0:3087f1924901 22 * @param rs Instruction/data control line
HB9GAA 0:3087f1924901 23 * @param e Enable line (clock)
HB9GAA 0:3087f1924901 24 * @param d0-d3 Data lines
HB9GAA 0:3087f1924901 25 * @param type Sets the panel size/addressing mode (default = LCD16x2)
HB9GAA 0:3087f1924901 26 */
HB9GAA 0:3087f1924901 27 TextLCD(PinName rs, PinName rw, PinName e, PinName d0, PinName d1, PinName d2, PinName d3, LCDType type = LCD16x2);
HB9GAA 0:3087f1924901 28
HB9GAA 0:3087f1924901 29 /** Write a character to the LCD
HB9GAA 0:3087f1924901 30 * @param c The character to write to the display
HB9GAA 0:3087f1924901 31 */
HB9GAA 0:3087f1924901 32 int putc(int c);
HB9GAA 0:3087f1924901 33
HB9GAA 0:3087f1924901 34 /** Locate to a screen column and row
HB9GAA 0:3087f1924901 35 * @param column The horizontal position from the left, indexed from 0
HB9GAA 0:3087f1924901 36 * @param row The vertical position from the top, indexed from 0
HB9GAA 0:3087f1924901 37 */
HB9GAA 0:3087f1924901 38 void locate(int column, int row);
HB9GAA 0:3087f1924901 39 void buildChar(unsigned char *p);
HB9GAA 0:3087f1924901 40
HB9GAA 0:3087f1924901 41 /** Clear the screen and locate to 0,0 */
HB9GAA 0:3087f1924901 42 void cls();
HB9GAA 0:3087f1924901 43
HB9GAA 0:3087f1924901 44 int rows();
HB9GAA 0:3087f1924901 45 int columns();
HB9GAA 0:3087f1924901 46
HB9GAA 0:3087f1924901 47 protected:
HB9GAA 0:3087f1924901 48
HB9GAA 0:3087f1924901 49 // Stream implementation functions
HB9GAA 0:3087f1924901 50 virtual int _putc(int value);
HB9GAA 0:3087f1924901 51 virtual int _getc();
HB9GAA 0:3087f1924901 52
HB9GAA 0:3087f1924901 53 int address(int column, int row);
HB9GAA 0:3087f1924901 54 void character(int column, int row, int c);
HB9GAA 0:3087f1924901 55 void writeByte(int value);
HB9GAA 0:3087f1924901 56 void writeCommand(int command);
HB9GAA 0:3087f1924901 57 void writeData(int data);
HB9GAA 0:3087f1924901 58
HB9GAA 0:3087f1924901 59 DigitalOut _rs, _rw, _e;
HB9GAA 0:3087f1924901 60 BusOut _d;
HB9GAA 0:3087f1924901 61 LCDType _type;
HB9GAA 0:3087f1924901 62
HB9GAA 0:3087f1924901 63 int _column;
HB9GAA 0:3087f1924901 64 int _row;
HB9GAA 0:3087f1924901 65 };
HB9GAA 0:3087f1924901 66
HB9GAA 0:3087f1924901 67 #endif