blob: a7390599f9226fc586663ccda8a281872f1b7e9a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
/**
* @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"
#include <array>
class ADC
{
public:
using Operation = void (*)(adcsample_t *buffer, size_t count);
enum class Rate : int {
//R8K = 0,
R16K = 0,
R20K,
R32K,
R48K,
R60K,
R96K
};
static void begin();
static void start(adcsample_t *buffer, size_t count, Operation operation);
static void stop();
static void setRate(Rate rate);
static void setOperation(Operation operation);
static int getRate();
static unsigned int getTimerDivisor();
private:
static ADCDriver *m_driver;
static GPTDriver *m_timer;
static const ADCConfig m_config;
static /*const*/ ADCConversionGroup m_group_config;
static const GPTConfig m_timer_config;
static std::array<std::array<uint32_t, 4>, 6> m_rate_presets;
static adcsample_t *m_current_buffer;
static size_t m_current_buffer_size;
static Operation m_operation;
static unsigned int m_timer_divisor;
static void conversionCallback(ADCDriver *);
};
#endif // STMDSP_ADC_HPP_
|
