modbus_binarysensor.h

Go to the documentation of this file.

#pragma once
 
#include "esphome/components/binary_sensor/binary_sensor.h"
#include "esphome/components/modbus_controller/modbus_controller.h"
#include "esphome/core/component.h"
 
#include <span>
 
namespace esphome::modbus_controller {
 
class ModbusBinarySensor final : public Component, public binary_sensor::BinarySensor, public SensorItem {
 public:
  ModbusBinarySensor(modbus::EntityType register_type, uint16_t start_address, uint8_t offset, uint32_t bitmask,
                     RangeReuse reuse_previous_range) {
    this->register_type = register_type;
    this->set_address(start_address);
    this->set_offset_from_start_address(offset);
    this->bitmask = bitmask;
    this->sensor_value_type = SensorValueType::BIT;
    this->reuse_previous_range = reuse_previous_range;
  }
 
  uint16_t entity_count() const override {
    if (modbus::helpers::is_entity_type_binary(this->register_type)) {
      return this->offset_from_start_address + 1;
    }
    return 1;
  }
 
  void parse_and_publish(std::span<const uint8_t> data) override;
  void set_state(bool state) { this->state = state; }
 
  void dump_config() override;
 
  using transform_func_t = optional<bool> (*)(ModbusBinarySensor *, bool, std::span<const uint8_t>);
  void set_template(transform_func_t f) { this->transform_func_ = f; }
 
 protected:
  optional<transform_func_t> transform_func_{nullopt};
};
 
}  // namespace esphome::modbus_controller