t6713: Initial Implementation Amphenol Telaire 6713 Series CO2 sensor

Signed-off-by: Henry Bruce <henry.bruce@intel.com>
Signed-off-by: Abhishek Malik <abhishek.malik@intel.com>

src/t6713/t6713.h

@@ -0,0 +1,153 @@
+/*
+ * Author: HCL
+ * Copyright (c) 2015 Intel Corporation.
+ *
+ * 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.
+ */
+
+
+#include "mraa/i2c.hpp"
+#include "upm/iCO2Sensor.h"
+
+namespace upm {
+
+/**
+ * @brief Amphenol Telaire 6713 Series CO2 Module
+ * @defgroup t6713 libupm-t6713
+ * @ingroup i2c telaire gas ico2sensor
+ */
+
+/**
+ * @brief C++ API for Amphenol Telaire 6713 Series CO2 Module
+ *
+ * The Telaire 6713 Series CO2 Module
+ * [6713](http://amphenol-sensors.com/en/products/co2/co2-modules/3215-t6700#specifications-t6713)
+ * is a CO2 Module sensor.
+ *
+ * @library t6713
+ * @sensor t6713
+ * @comname Telaire 6713 Series CO2 Module
+ * @altname T6713
+ * @type gaseous
+ * @man amphenol
+ * @con i2c
+ * @if ic02sensor
+
+ */
+namespace t6713_co2
+{
+         /* COMMAND VALUES */
+        typedef enum
+        {
+                T6713_COMMAND_RESET,
+                T6713_COMMAND_STATUS,
+                T6713_COMMAND_GET_FIRMWARE_REVISION,
+                T6713_COMMAND_GET_GAS_PPM
+        }MODBUS_COMMANDS;
+
+
+
+        typedef enum
+        {
+                ERROR_CONDITION,
+                FLASH_ERROR,
+                CALIBRATION_ERROR,
+                WARMUP_MODE,
+                SINGLE_POINT_CALIBRATION,
+                RS232,
+                I2C,
+                RS485
+        }STATUS;
+
+        typedef struct
+        {
+                uint8_t function_code;
+                uint8_t register_address_msb;
+		uint8_t register_address_lsb;			
+                uint8_t input_registers_to_read_msb;
+                uint8_t input_registers_to_read_lsb;
+
+        }COMMAND;
+
+        typedef struct
+        {
+                uint8_t function_code;
+                uint8_t byte_count;
+                uint8_t status_msb;
+		uint8_t status_lsb;
+
+        }RESPONSE;
+
+
+        typedef enum
+        {
+                READ_INPUT_REGISTERS = 4,
+                WRITE_SINGLE_COIL,
+                WRITE_SINGLE_HOLDING_REGISTER
+        }FUNCTION_CODES;
+}//namespace t6713_co2
+
+
+class T6713 : public ICO2Sensor {
+    public:
+        /**
+         * Instantiates a T6713 object
+         *
+         * @param bus number of used bus
+         */
+        T6713 (int bus);
+
+        /**
+         * SI7005 object destructor.
+         */
+        ~T6713 ();
+
+        /**
+         * Returns whether the sensor is configured.
+         */
+        bool isConfigured();
+
+        /**
+         * Returns sensor module name
+         */
+        const char* getModuleName();          
+
+        /**
+         * Get relative humidity measurement.
+         */
+        uint16_t getPpm ();
+        /**
+         * Get the firmware version
+         */
+        uint16_t getFirmwareRevision();
+
+
+    private:
+        mraa::Result runCommand(t6713_co2::MODBUS_COMMANDS command);
+	uint16_t getSensorData (t6713_co2::MODBUS_COMMANDS cmd);
+        t6713_co2::STATUS getStatus();
+		
+        int bus;
+        mraa::I2c* i2c;
+        mraa::Result status;
+};
+
+
+}//namespace upm