67 lines
2.5 KiB
C++
67 lines
2.5 KiB
C++
// Adapted from https://developer.mbed.org/teams/myDevicesIoT/code/Cayenne-LPP/
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// Copyright © 2017 The Things Network
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// Use of this source code is governed by the MIT license that can be found in the LICENSE file.
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#ifndef _EASYTHERM_LPP_H_
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#define _EASYTHERM_LPP_H_
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#include <Arduino.h>
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#define LPP_DIGITAL_INPUT 0x00 // input, 1 byte
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#define LPP_DIGITAL_OUTPUT 0x01 // output, 1 byte
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#define LPP_ANALOG_INPUT 0x02 // input, 2 bytes, 0.01 signed
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#define LPP_ANALOG_OUTPUT 0x03 // output, 2 bytes, 0.01 signed
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#define LPP_TEMPERATURE 0x04 // input, 2 bytes, 0.1°C signed
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#define LPP_RELATIVE_HUMIDITY 0x05 // input, 1 byte, 0.5% unsigned
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#define LPP_ACCELERATION 0x06 // input, 2 bytes, 0.001G
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#define LPP_BAROMETRIC_PRESSURE 0x07// input, 2 bytes 0.1 hPa unsigned
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#define LPP_ANGLE_VELOCITY 0x08 // input, 2 bytes, 0.01 °/s
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#define LPP_LUMINOSITY 0x09 // input, 2 bytes, 1 lux unsigned
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#define LPP_BATTERY_VOLTAGE 0x0A // input, 2 bytes, 1mV unsigned
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#define LPP_BATTERY_STATUS 0x0B // input, 1 byte 1%, 255 == unknown
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// Data ID + Data Type + Data Size
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#define LPP_DIGITAL_INPUT_SIZE 3 // 1 byte
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#define LPP_DIGITAL_OUTPUT_SIZE 3 // 1 byte
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#define LPP_ANALOG_INPUT_SIZE 4 // 2 bytes, 0.01 signed
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#define LPP_ANALOG_OUTPUT_SIZE 4 // 2 bytes, 0.01 signed
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#define LPP_TEMPERATURE_SIZE 4 // input, 2 bytes, 0.1°C signed
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#define LPP_RELATIVE_HUMIDITY_SIZE 3 // input, 1 byte, 0.5% unsigned
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#define LPP_ACCELERATION_SIZE 4 // input, 2 bytes, 0.001G
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#define LPP_BAROMETRIC_PRESSURE_SIZE 4 // input, 2 bytes 0.1 hPa unsigned
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#define LPP_ANGLE_VELOCITY_SIZE 4 // input, 2 bytes, 0.01 °/s
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#define LPP_LUMINOSITY_SIZE 4 // 2 bytes, 1 lux unsigned
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#define LPP_BATTERY_VOLTAGE_SIZE 4 // 2 bytes, 1mV unsigned
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#define LPP_BATTERY_STATUS_SIZE 3 // 1 byte 1%
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class ETCPLPP
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{
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public:
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ETCPLPP(uint8_t size);
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~ETCPLPP();
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void reset(void);
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uint8_t getSize(void);
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uint8_t *getBuffer(void);
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uint8_t copy(uint8_t *buffer);
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uint8_t addDigitalInput(uint8_t channel, uint8_t value);
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uint8_t addDigitalOutput(uint8_t channel, uint8_t value);
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uint8_t addAnalogInput(uint8_t channel, float value);
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uint8_t addAnalogOutput(uint8_t channel, float value);
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uint8_t addLuminosity(uint8_t channel, uint16_t lux);
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uint8_t addTemperature(uint8_t channel, float celsius);
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uint8_t addRelativeHumidity(uint8_t channel, float rh);
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uint8_t addBarometricPressure(uint8_t channel, float hpa);
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private:
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uint8_t *buffer;
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uint8_t maxsize;
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uint8_t cursor;
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};
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#endif
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