Files
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blinds / hardware_design / pcb / blinds_v60.brd
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blinds / hardware_design / pcb / blinds_v60.sch
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braids / hardware_design / pcb / braids_v50.brd
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braids / hardware_design / pcb / braids_v50.sch
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branches / hardware_design / pcb / branches_v40.brd
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branches / hardware_design / pcb / branches_v40.sch
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clouds / hardware_design / pcb / clouds_v30.brd
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clouds / hardware_design / pcb / clouds_v30.sch
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ears / hardware_design / panel / ears_panel_v30.brd
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ears / hardware_design / panel / ears_panel_v30.sch
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ears / hardware_design / pcb / ears_v40.brd
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ears / hardware_design / pcb / ears_v40.sch
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edges / hardware_design / pcb / edges_expander_v01.brd
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edges / hardware_design / pcb / edges_expander_v01.sch
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edges / hardware_design / pcb / edges_v20.brd
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edges / hardware_design / pcb / edges_v20.sch
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elements / hardware_design / pcb / elements_v02.brd
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elements / hardware_design / pcb / elements_v02.sch
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frames / hardware_design / pcb / frames_v03.brd
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frames / hardware_design / pcb / frames_v03.sch
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grids / hardware_design / pcb / grids_v02.brd
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grids / hardware_design / pcb / grids_v02.sch
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kinks / hardware_design / pcb / kinks_v41.brd
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kinks / hardware_design / pcb / kinks_v41.sch
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links / hardware_design / pcb / links_v40.brd
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links / hardware_design / pcb / links_v40.sch
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marbles / hardware_design / pcb / marbles_v70.brd
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marbles / hardware_design / pcb / marbles_v70.sch
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peaks / hardware_design / pcb / peaks_v30.brd
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peaks / hardware_design / pcb / peaks_v30.sch
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plaits / hardware_design / pcb / plaits_v50.brd
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plaits / hardware_design / pcb / plaits_v50.sch
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rings / hardware_design / pcb / rings_v30.brd
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rings / hardware_design / pcb / rings_v30.sch
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ripples / hardware_design / pcb / ripples_v40.brd
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ripples / hardware_design / pcb / ripples_v40.sch
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shades / hardware_design / pcb / shades_v30.brd
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shades / hardware_design / pcb / shades_v30.sch
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shelves / hardware_design / pcb / shelves_expander_v10.brd
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shelves / hardware_design / pcb / shelves_expander_v10.sch
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shelves / hardware_design / pcb / shelves_v05.brd
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shelves / hardware_design / pcb / shelves_v05.sch
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stages / hardware_design / pcb / stages_v70.brd
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stages / hardware_design / pcb / stages_v70.sch
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streams / hardware_design / pcb / streams_v02_bargraph.brd
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streams / hardware_design / pcb / streams_v02_bargraph.sch
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streams / hardware_design / pcb / streams_v05.brd
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streams / hardware_design / pcb / streams_v05.sch
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tides / hardware_design / pcb / tides_v40.brd
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tides / hardware_design / pcb / tides_v40.sch
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veils / hardware_design / pcb / veils_v40.brd
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veils / hardware_design / pcb / veils_v40.sch
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volts / hardware_design / pcb / volts_v01.brd
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volts / hardware_design / pcb / volts_v01.sch
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warps / hardware_design / pcb / warps_v30.brd
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warps / hardware_design / pcb / warps_v30.sch
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yarns / hardware_design / pcb / yarns_v03.brd
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yarns / hardware_design / pcb / yarns_v03.sch
Last update 5 years 8 months
cv_scaler.h// Copyright 2013 Olivier Gillet. // // Author: Olivier Gillet (ol.gillet@gmail.com) // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. // // See http://creativecommons.org/licenses/MIT/ for more information. // // ----------------------------------------------------------------------------- // // Calibration settings. #ifndef STREAMS_CV_SCALER_H_ #define STREAMS_CV_SCALER_H_ #include "stmlib/stmlib.h" #include "streams/cv_scaler.h" #include "streams/drivers/adc.h" namespace streams { const uint8_t kNumChannels = 2; struct CalibrationSettings { uint16_t excite_offset[kNumChannels]; uint16_t audio_offset[kNumChannels]; uint16_t dac_offset[kNumChannels]; uint16_t padding[2]; }; class CvScaler { public: CvScaler() { } ~CvScaler() { } void Init(Adc* adc); void CaptureAdcOffsets(); void SaveCalibrationData(); bool can_calibrate() const; // This class owns the calibration data and is reponsible for removing // offsets. inline int16_t audio_sample(uint8_t channel) const { int32_t value = static_cast<int32_t>( calibration_settings_.audio_offset[channel]) - \ adc_->cv(channel * 3 + 1); CLIP(value); return value; } inline int16_t excite_sample(uint8_t channel) const { int32_t value = static_cast<int32_t>( calibration_settings_.excite_offset[channel]) - \ adc_->cv(channel * 3); CLIP(value); return value; } inline int32_t gain_sample(uint8_t channel) const { return -2 * adc_->cv(channel * 3 + 2); } inline int32_t raw_gain_sample(uint8_t channel) const { return adc_->cv(channel * 3 + 2); } inline void set_dac_offset(uint8_t channel, uint16_t offset) { calibration_settings_.dac_offset[channel] = offset; } inline uint16_t ScaleGain(uint8_t channel, uint16_t gain) const { int32_t g = static_cast<int32_t>(gain); g += static_cast<int32_t>(calibration_settings_.dac_offset[channel]); if (g > 65535) { g = 65535; } return static_cast<uint16_t>(g); } private: Adc* adc_; CalibrationSettings calibration_settings_; DISALLOW_COPY_AND_ASSIGN(CvScaler); }; } // namespace streams #endif // STREAMS_CV_SCALER_H_