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/* GECKO3COM
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*
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* Copyright (C) 2008 by
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* ___ ____ _ _
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* ( _`\ ( __)( ) ( )
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* | (_) )| (_ | |_| | Berne University of Applied Sciences
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* | _ <'| _) | _ | School of Engineering and
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* | (_) )| | | | | | Information Technology
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* (____/'(_) (_) (_)
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*
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*********************************************************************/
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/** \file gecko3com_common.h
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*********************************************************************
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* \brief common defines and prototypes for GECKO3COM
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*
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* \author GNUradio, Christoph Zimmermann bfh.ch
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* \date
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*
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*/
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#ifndef _GECKO3COMCOMMON_H_
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#define _GECKO3COMCOMMON_H_
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#include <stdint.h>
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#include "syncdelay.h"
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#include "gecko3com_regs.h"
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#include "i2c.h"
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#include "gecko3com_i2c.h"
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#define TRUE 1
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#define FALSE 0
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/* Defines for LED output colors */
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#define RED 0x02 /**< Switch bi-color LED to RED */
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#define GREEN 0x04 /**< Switch bi-color LED to GREEN */
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#define ORANGE 0x06 /**< Switch bi-color LED to ORANGE */
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#define LEDS_OFF 0x00 /**< Switch bi-color LED off */
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extern volatile uint8_t flLED;
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/* defines and global variable for context switching between EZ-USB and GPIF/FPGA */
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#define GECKO3COM_LOCAL 0 /** firmware parses commands */
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#define GECKO3COM_REMOTE 1 /** no commands parsed, data passed to fpga */
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extern volatile uint8_t flLOCAL; /**< flag to signal who interpretes TMC messages */
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/** initialize all board specific stuff */
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void init_gecko3com (void);
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/** initialize the GPIF system of the EZ-USB FX2 */
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void init_gpif (void);
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/** resets the connected FPGA and the connected modules */
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void gecko3com_system_reset(void);
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/** switch LED0 on or off
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* \param[in] on this value is active low, write 0 to activate LED0 */
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void set_led_0 (const uint8_t on);
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/** switch LED1 on or off
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* \param[in] on this value is active low, write 0 to activate LED1 */
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void set_led_1 (const uint8_t on);
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/** toogles LED0. Connected to Port C. Debug purpose only! */
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void toggle_led_0 (void);
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/** toogles LED1 Connected to Port C. Debug purpose only! */
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void toggle_led_1 (void);
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/** initialize the external I2C I/O Expander */
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void init_io_ext (void);
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/** function that write to external LEDs (connected through I2C I/O Expander) */
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void set_led_ext (const uint8_t color);
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/** function that read the external switch (connected through I2C I/O Expander) */
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uint8_t get_switch (void);
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#endif /* _GECKO3COMCOMMON_H_ */
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