one_wire.h

Go to the documentation of this file.

#pragma once
 
#include "one_wire_bus.h"
#include "esphome/core/helpers.h"
#include "esphome/core/log.h"
 
namespace esphome::one_wire {
 
#define LOG_ONE_WIRE_DEVICE(this) \
  do { \
    char address_buf[format_hex_prefixed_size(sizeof(uint64_t))]; \
    ESP_LOGCONFIG(TAG, "  Address: %s (%s)", format_hex_prefixed_to(address_buf, (this)->address_), \
                  LOG_STR_ARG((this)->bus_->get_model_str((this)->address_ & 0xff))); \
  } while (0)
 
class OneWireDevice {
 public:
  void set_address(uint64_t address) { this->address_ = address; }
 
  void set_index(uint8_t index) { this->index_ = index; }
 
  void set_one_wire_bus(OneWireBus *bus) { this->bus_ = bus; }
 
 protected:
  static constexpr uint8_t INDEX_NOT_SET = 255;
 
  uint64_t address_{0};
  uint8_t index_{INDEX_NOT_SET};
  OneWireBus *bus_{nullptr};  
 
  bool check_address_or_index_();
 
  bool send_command_(uint8_t cmd);
};
 
}  // namespace esphome::one_wire