mt6701.h

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#pragma once
 
#include "esphome/core/component.h"
 
namespace esphome::mt6701 {
 
// A 14-bit absolute angle: one revolution is 16384 counts
static constexpr float COUNTS_TO_DEGREES = 360.0f / 16384;
// Consecutive read or CRC failures tolerated before the component reports a warning
static constexpr uint8_t MAX_CONSECUTIVE_ERRORS = 5;
 
class MT6701Component : public Component {
 public:
  bool read_encoder();
 
  uint16_t get_count() const { return this->count_; }
  float get_angle_degrees() const { return this->count_ * COUNTS_TO_DEGREES; }
 
 protected:
  virtual bool read_count(uint16_t &count) = 0;
 
  uint16_t count_{0};
  uint8_t consecutive_errors_{0};
  // Set by the I2C hub while the EEPROM is programmed; no bus access until it clears
  bool suspend_sampling_{false};
};
 
}  // namespace esphome::mt6701