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100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
/**
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* @file stmdsp.hpp
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* @brief Interface for communication with stmdsp device over serial.
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*
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* Copyright (C) 2021 Clyne Sullivan
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*
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* Distributed under the GNU GPL v3 or later. You should have received a copy of
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* the GNU General Public License along with this program.
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* If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef STMDSP_HPP_
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#define STMDSP_HPP_
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#include <cstdint>
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#include <list>
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#include <serial/serial.h>
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#include <string>
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namespace stmdsp
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{
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constexpr unsigned int SAMPLES_MAX = 4096;
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class scanner
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{
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private:
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constexpr static const char *STMDSP_USB_ID =
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#ifndef STMDSP_WIN32
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"USB VID:PID=0483:5740";
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#else
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"USB\\VID_0483&PID_5740";
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#endif
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public:
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std::list<std::string>& scan();
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auto& devices() {
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return m_available_devices;
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}
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private:
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std::list<std::string> m_available_devices;
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};
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using adcsample_t = uint16_t;
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using dacsample_t = uint16_t;
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enum class platform {
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Unknown,
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H7,
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L4,
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G4
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};
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class device
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{
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public:
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device(const std::string& file);
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~device() {
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m_serial.close();
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}
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bool connected() {
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return m_serial.isOpen();
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}
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auto get_platform() const { return m_platform; }
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void continuous_set_buffer_size(unsigned int size);
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unsigned int get_buffer_size() const { return m_buffer_size; }
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void set_sample_rate(unsigned int id);
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unsigned int get_sample_rate();
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void continuous_start();
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void continuous_start_measure();
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uint32_t continuous_start_get_measurement();
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std::vector<adcsample_t> continuous_read();
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std::vector<adcsample_t> continuous_read_input();
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void continuous_stop();
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void siggen_upload(dacsample_t *buffer, unsigned int size);
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void siggen_start();
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void siggen_stop();
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bool is_siggening() const { return m_is_siggening; }
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bool is_running() const { return m_is_running; }
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// buffer is ELF binary
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void upload_filter(unsigned char *buffer, size_t size);
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void unload_filter();
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private:
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serial::Serial m_serial;
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platform m_platform = platform::Unknown;
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unsigned int m_buffer_size = SAMPLES_MAX;
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bool m_is_siggening = false;
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bool m_is_running = false;
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};
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}
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#endif // STMDSP_HPP_
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