initial commit

2025-12-08 08:49:52 +03:00 · 2020-07-05 18:29:08 +02:00
parent 26b201ea2f
commit c5933e8c14
739 changed files with 86566 additions and 20952 deletions
--- a/src/sensors.h
+++ b/src/sensors.h
@@ -0,0 +1,118 @@
+/*
+ * EMS-ESP - https://github.com/proddy/EMS-ESP
+ * Copyright 2019  Paul Derbyshire
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// code written by nomis - https://github.com/nomis
+
+#ifndef EMSESP_SENSORS_H
+#define EMSESP_SENSORS_H
+
+#include <string>
+#include <vector>
+
+#include "helpers.h"
+#include "mqtt.h"
+#include "console.h"
+
+#include <uuid/log.h>
+
+#ifndef EMSESP_STANDALONE
+#include <OneWire.h>
+#endif
+
+namespace emsesp {
+
+class Sensors {
+  public:
+    class Device {
+      public:
+        Device(const uint8_t addr[]);
+        ~Device() = default;
+
+        uint64_t    id() const;
+        std::string to_string() const;
+
+        float temperature_c_ = NAN;
+
+      private:
+        const uint64_t id_;
+    };
+
+    Sensors()  = default;
+    ~Sensors() = default;
+
+    void start();
+    void loop();
+    void publish_values();
+
+    const std::vector<Device> devices() const;
+
+  private:
+#if defined(ESP8266)
+    static constexpr uint8_t SENSOR_GPIO = 14; // D5
+#elif defined(ESP32)
+#ifdef WEMOS_D1_32
+    static constexpr uint8_t SENSOR_GPIO = 18; // Wemos D1-32 for compatibility D5
+#else
+    static constexpr uint8_t SENSOR_GPIO = 14; // D5 is LED on wemos lolin D32, so use GPIO14
+#endif
+#endif
+
+    enum class State { IDLE, READING, SCANNING };
+
+    static constexpr size_t ADDR_LEN = 8;
+
+    static constexpr size_t SCRATCHPAD_LEN      = 9;
+    static constexpr size_t SCRATCHPAD_TEMP_MSB = 1;
+    static constexpr size_t SCRATCHPAD_TEMP_LSB = 0;
+    static constexpr size_t SCRATCHPAD_CONFIG   = 4;
+
+    // dallas chips
+    static constexpr uint8_t TYPE_DS18B20 = 0x28;
+    static constexpr uint8_t TYPE_DS18S20 = 0x10;
+    static constexpr uint8_t TYPE_DS1822  = 0x22;
+    static constexpr uint8_t TYPE_DS1825  = 0x3B;
+
+    static constexpr uint32_t READ_INTERVAL_MS = 5000;  // 5 seconds
+    static constexpr uint32_t CONVERSION_MS    = 1000;  // 1 seconds
+    static constexpr uint32_t READ_TIMEOUT_MS  = 2000;  // 2 seconds
+    static constexpr uint32_t SCAN_TIMEOUT_MS  = 30000; // 30 seconds
+
+    static constexpr uint8_t CMD_CONVERT_TEMP    = 0x44;
+    static constexpr uint8_t CMD_READ_SCRATCHPAD = 0xBE;
+
+    static uuid::log::Logger logger_;
+
+#ifndef EMSESP_STANDALONE
+    OneWire bus_;
+#endif
+
+    bool  temperature_convert_complete();
+    float get_temperature_c(const uint8_t addr[]);
+
+    uint32_t            last_activity_ = uuid::get_uptime();
+    uint32_t            last_publish_  = uuid::get_uptime();
+    State               state_         = State::IDLE;
+    std::vector<Device> found_;
+    std::vector<Device> devices_;
+
+    uint8_t mqtt_format_;
+};
+
+} // namespace emsesp
+
+#endif