madhu sudhana / Mbed OS newTFTLCD_

1.44 tft lcd display

Dependencies:   TFT_fonts mbed-os

Fork of newTFTLCD by madhu sudhana

helpers.h@5:09b6d228ceea, 2012-12-02 (annotated)

Committer:
ttodorov
Date:
Sun Dec 02 05:58:00 2012 +0000
Revision:
5:09b6d228ceea
Parent:
3:64a5b67d5b51 
- fixed some more doxygen comments

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ttodorov 3:64a5b67d5b51 1 /** \file helpers.h
ttodorov 3:64a5b67d5b51 2 * \brief Utility functions and macros.
ttodorov 3:64a5b67d5b51 3 * \copyright GNU Public License, v2. or later
ttodorov 3:64a5b67d5b51 4 *
ttodorov 3:64a5b67d5b51 5 * This library is based on the Arduino/chipKIT UTFT library by Henning
ttodorov 3:64a5b67d5b51 6 * Karlsen, http://henningkarlsen.com/electronics/library.php?id=52
ttodorov 3:64a5b67d5b51 7 *
ttodorov 3:64a5b67d5b51 8 * Copyright (C)2010-2012 Henning Karlsen. All right reserved.
ttodorov 5:09b6d228ceea 9 *
ttodorov 3:64a5b67d5b51 10 * Copyright (C)2012 Todor Todorov.
ttodorov 3:64a5b67d5b51 11 *
ttodorov 3:64a5b67d5b51 12 * This library is free software; you can redistribute it and/or
ttodorov 3:64a5b67d5b51 13 * modify it under the terms of the GNU Lesser General Public
ttodorov 3:64a5b67d5b51 14 * License as published by the Free Software Foundation; either
ttodorov 3:64a5b67d5b51 15 * version 2.1 of the License, or (at your option) any later version.
ttodorov 3:64a5b67d5b51 16 *
ttodorov 3:64a5b67d5b51 17 * This library is distributed in the hope that it will be useful,
ttodorov 3:64a5b67d5b51 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
ttodorov 3:64a5b67d5b51 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
ttodorov 3:64a5b67d5b51 20 * Lesser General Public License for more details.
ttodorov 3:64a5b67d5b51 21 *
ttodorov 3:64a5b67d5b51 22 * You should have received a copy of the GNU Lesser General Public
ttodorov 3:64a5b67d5b51 23 * License along with this library; if not, write to:
ttodorov 3:64a5b67d5b51 24 *
ttodorov 3:64a5b67d5b51 25 * Free Software Foundation, Inc.
ttodorov 3:64a5b67d5b51 26 * 51 Franklin St, 5th Floor, Boston, MA 02110-1301, USA
ttodorov 3:64a5b67d5b51 27 *
ttodorov 3:64a5b67d5b51 28 *********************************************************************/
ttodorov 3:64a5b67d5b51 29 #ifndef TFTLCD_HELPERS_H
ttodorov 3:64a5b67d5b51 30 #define TFTLCD_HELPERS_H
ttodorov 3:64a5b67d5b51 31
ttodorov 3:64a5b67d5b51 32 #include "mbed.h"
ttodorov 3:64a5b67d5b51 33
ttodorov 3:64a5b67d5b51 34 /** \def HIGH
ttodorov 3:64a5b67d5b51 35 * \brief User-friendly high pin level designation.
ttodorov 3:64a5b67d5b51 36 */
ttodorov 3:64a5b67d5b51 37 #define HIGH 1
ttodorov 3:64a5b67d5b51 38 /** \def LOW
ttodorov 3:64a5b67d5b51 39 * \brief User-friendly low pin level designation.
ttodorov 3:64a5b67d5b51 40 */
ttodorov 3:64a5b67d5b51 41 #define LOW 0
ttodorov 3:64a5b67d5b51 42
ttodorov 3:64a5b67d5b51 43 /** \def swap( type, a, b )
ttodorov 3:64a5b67d5b51 44 * \brief Convenience macro to swap two values.
ttodorov 3:64a5b67d5b51 45 */
ttodorov 3:64a5b67d5b51 46 #define swap( type, a, b ) { type tmp = ( a ); ( a ) = ( b ); ( b ) = tmp; }
ttodorov 3:64a5b67d5b51 47
ttodorov 3:64a5b67d5b51 48 /** \def pulseLow( pin )
ttodorov 3:64a5b67d5b51 49 * \brief Toggles a pin low, then high.
ttodorov 3:64a5b67d5b51 50 */
ttodorov 3:64a5b67d5b51 51 #define pulseLow( pin ) pin = LOW; pin = HIGH
ttodorov 3:64a5b67d5b51 52
ttodorov 3:64a5b67d5b51 53 /** \def pulseHigh( pin )
ttodorov 3:64a5b67d5b51 54 * \brief Toggles a pin high, then low.
ttodorov 3:64a5b67d5b51 55 */
ttodorov 3:64a5b67d5b51 56 #define pulseHigh( pin ) pin = HIGH; pin = LOW
ttodorov 3:64a5b67d5b51 57
ttodorov 3:64a5b67d5b51 58 #ifndef ushort
ttodorov 3:64a5b67d5b51 59 typedef unsigned short ushort;
ttodorov 3:64a5b67d5b51 60 #endif
ttodorov 3:64a5b67d5b51 61
ttodorov 3:64a5b67d5b51 62 #endif /* TFTLCD_HELPERS_H */