tlc_config.h

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/*  Copyright (c) 2009 by Alex Leone <acleone ~AT~ gmail.com>

    This file is part of the Arduino TLC5940 Library.

    The Arduino TLC5940 Library is free software: you can redistribute it
    and/or modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation, either version 3 of the
    License, or (at your option) any later version.

    The Arduino TLC5940 Library is distributed in the hope that it will be
    useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with The Arduino TLC5940 Library.  If not, see
    <http://www.gnu.org/licenses/>. */

#ifndef TLC_CONFIG_H
#define TLC_CONFIG_H

#include <stdint.h>

#define TLC_BITBANG        1

#define TLC_SPI            2

/* ------------------------ START EDITING HERE ----------------------------- */

#define NUM_TLCS    1

#define DATA_TRANSFER_MODE    TLC_SPI

/* This include is down here because the files it includes needs the data
   transfer mode */
#include "pinouts/chip_includes.h"

/* Set DATA_TRANSFER_MODE to TLC_BITBANG and change the pins below if you need
   to use different pins for sin and sclk.  The defaults are defined in
   pinouts/ATmega_xx8.h for most Arduino's. */

#if DATA_TRANSFER_MODE == TLC_BITBANG

#define SIN_PIN        DEFAULT_BB_SIN_PIN
#define SIN_PORT       DEFAULT_BB_SIN_PORT
#define SIN_DDR        DEFAULT_BB_SIN_DDR

#define SCLK_PIN       DEFAULT_BB_SCLK_PIN
#define SCLK_PORT      DEFAULT_BB_SCLK_PORT
#define SCLK_DDR       DEFAULT_BB_SCLK_DDR
#endif


#define TLC_CHANNEL_TYPE    uint8_t

#define TLC_PWM_PERIOD    8192

#define TLC_GSCLK_PERIOD    3

#define VPRG_ENABLED    0

#define XERR_ENABLED    0

/*  You can change the VPRG and XERR pins freely.  The defaults are defined in
    the chip-specific pinouts:  see pinouts/ATmega_xx8.h for most Arduino's. */

#if     VPRG_ENABLED

#define VPRG_PIN        DEFAULT_VPRG_PIN
#define VPRG_PORT       DEFAULT_VPRG_PORT
#define VPRG_DDR        DEFAULT_VPRG_DDR
#endif

#if     XERR_ENABLED

#define XERR_PIN        DEFAULT_XERR_PIN
#define XERR_PORT       DEFAULT_XERR_PORT
#define XERR_DDR        DEFAULT_XERR_DDR
#define XERR_PINS       DEFAULT_XERR_PINS
#endif

/* ------------------------- STOP EDITING HERE ----------------------------- */

#if DATA_TRANSFER_MODE == TLC_SPI

#define SIN_PIN        TLC_MOSI_PIN
#define SIN_PORT       TLC_MOSI_PORT
#define SIN_DDR        TLC_MOSI_DDR

#define SCLK_PIN       TLC_SCK_PIN
#define SCLK_PORT      TLC_SCK_PORT
#define SCLK_DDR       TLC_SCK_DDR
#endif



#if !(DATA_TRANSFER_MODE == TLC_BITBANG \
 || DATA_TRANSFER_MODE == TLC_SPI)
#error "Invalid DATA_TRANSFER_MODE specified, see DATA_TRANSFER_MODE"
#endif

/* Various Macros */

#define GS_DUO(a, b)    ((a) >> 4), ((a) << 4) | ((b) >> 8), (b)


#if VPRG_ENABLED

#define DC_QUARTET(a, b, c, d)   ((a) << 2) | ((b) >> 4), \
                                 ((b) << 4) | ((c) >> 2), \
                                 ((c) << 6) | (d)
#endif

#endif

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