75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
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/*
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* BLE2904.h
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*
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* Created on: Dec 23, 2017
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* Author: kolban
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*/
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#ifndef COMPONENTS_CPP_UTILS_BLE2904_H_
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#define COMPONENTS_CPP_UTILS_BLE2904_H_
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#include "sdkconfig.h"
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#if defined(CONFIG_BT_ENABLED)
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#include "BLEDescriptor.h"
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struct BLE2904_Data {
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uint8_t m_format;
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int8_t m_exponent;
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uint16_t m_unit; // See https://www.bluetooth.com/specifications/assigned-numbers/units
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uint8_t m_namespace;
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uint16_t m_description;
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} __attribute__((packed));
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/**
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* @brief Descriptor for Characteristic Presentation Format.
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*
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* This is a convenience descriptor for the Characteristic Presentation Format which has a UUID of 0x2904.
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*
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* See also:
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* https://www.bluetooth.com/specifications/gatt/viewer?attributeXmlFile=org.bluetooth.descriptor.gatt.characteristic_presentation_format.xml
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*/
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class BLE2904: public BLEDescriptor {
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public:
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BLE2904();
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static const uint8_t FORMAT_BOOLEAN = 1;
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static const uint8_t FORMAT_UINT2 = 2;
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static const uint8_t FORMAT_UINT4 = 3;
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static const uint8_t FORMAT_UINT8 = 4;
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static const uint8_t FORMAT_UINT12 = 5;
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static const uint8_t FORMAT_UINT16 = 6;
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static const uint8_t FORMAT_UINT24 = 7;
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static const uint8_t FORMAT_UINT32 = 8;
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static const uint8_t FORMAT_UINT48 = 9;
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static const uint8_t FORMAT_UINT64 = 10;
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static const uint8_t FORMAT_UINT128 = 11;
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static const uint8_t FORMAT_SINT8 = 12;
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static const uint8_t FORMAT_SINT12 = 13;
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static const uint8_t FORMAT_SINT16 = 14;
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static const uint8_t FORMAT_SINT24 = 15;
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static const uint8_t FORMAT_SINT32 = 16;
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static const uint8_t FORMAT_SINT48 = 17;
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static const uint8_t FORMAT_SINT64 = 18;
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static const uint8_t FORMAT_SINT128 = 19;
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static const uint8_t FORMAT_FLOAT32 = 20;
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static const uint8_t FORMAT_FLOAT64 = 21;
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static const uint8_t FORMAT_SFLOAT16 = 22;
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static const uint8_t FORMAT_SFLOAT32 = 23;
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static const uint8_t FORMAT_IEEE20601 = 24;
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static const uint8_t FORMAT_UTF8 = 25;
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static const uint8_t FORMAT_UTF16 = 26;
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static const uint8_t FORMAT_OPAQUE = 27;
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void setDescription(uint16_t);
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void setExponent(int8_t exponent);
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void setFormat(uint8_t format);
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void setNamespace(uint8_t namespace_value);
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void setUnit(uint16_t unit);
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private:
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BLE2904_Data m_data;
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}; // BLE2904
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#endif /* CONFIG_BT_ENABLED */
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#endif /* COMPONENTS_CPP_UTILS_BLE2904_H_ */
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