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*
* Bernd-Christian Renner, and
* Hamburg University of Technology (TUHH).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef HAL_TXAMP_H_
#define HAL_TXAMP_H_
#include <stdint.h>
#include <stdbool.h>
#include "fixpoint.h"
void
txamp_init(void);
bool
Bernd-Christian Renner
committed
txamp_setGainLevel(uint8_t lvl);
Bernd-Christian Renner
committed
txamp_getGainLevel(void);
uint8_t
txamp_getNumGainLevels(void);
* enable txamp circuitry, do not connect hydrophones to TXAMP
*/
void
txamp_enable(void);
/*
* disable txamp circuitry and connect hydrophone to rxamp
* side effect: disconnect output (should be done in HW as well)
*/
void
txamp_disable(void);
/*
* connect output stage of txamp to hydrophone
*/
void
txamp_connectOutput(void);
/*
* disconnect output stage of txamp from hydrophone
*/
void
txamp_disconnectOutput(void);
#endif /* HAL_TXAMP_H_ */