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982 B
C++

/**
* @file adc.hpp
* @brief Manages signal reading through the ADC.
*
* Copyright (C) 2020 Clyne Sullivan
*
* Distributed under the GNU GPL v3 or later. You should have received a copy of
* the GNU General Public License along with this program.
* If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef STMDSP_ADC_HPP_
#define STMDSP_ADC_HPP_
#include "hal.h"
namespace adc
{
using operation_t = void (*)(adcsample_t *buffer, size_t count);
enum class rate : unsigned int {
R16K = 0,
R48K,
R96K,
R100K,
R400K,
R1M,
R2M
};
void init();
void set_rate(rate new_rate);
unsigned int get_rate();
unsigned int get_gpt_divisor();
adcsample_t *read(adcsample_t *buffer, size_t count);
void read_start(operation_t operation_func, adcsample_t *buffer, size_t count);
void read_set_operation_func(operation_t operation_func);
void read_stop();
}
#endif // STMDSP_ADC_HPP_