56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
#ifndef LEDEVICELPD6803_H
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#define LEDEVICELPD6803_H
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// Local hyperion includes
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#include "ProviderSpi.h"
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///
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/// Implementation of the LedDevice interface for writing to LDP6803 LED-device.
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///
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/// 00000000 00000000 00000000 00000000 1RRRRRGG GGGBBBBB 1RRRRRGG GGGBBBBB ...
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/// |---------------------------------| |---------------| |---------------|
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/// 32 zeros to start the frame LED1 LED2 ...
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///
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/// For each led, the first bit is always 1, and then you have 5 bits each for red, green and blue
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/// (R, G and B in the above illustration) making 16 bits per led. Total bytes = 4 + (2 x number of LEDs)
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///
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class LedDeviceLpd6803 : public ProviderSpi
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{
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public:
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///
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/// @brief Constructs a LDP6803 LED-device
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///
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/// @param deviceConfig Device's configuration as JSON-Object
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///
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explicit LedDeviceLpd6803(const QJsonObject &deviceConfig);
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///
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/// @brief Constructs the LED-device
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///
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/// @param[in] deviceConfig Device's configuration as JSON-Object
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/// @return LedDevice constructed
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///
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static LedDevice* construct(const QJsonObject &deviceConfig);
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private:
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///
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/// @brief Initialise the device's configuration
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///
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/// @param[in] deviceConfig the JSON device configuration
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/// @return True, if success
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///
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bool init(const QJsonObject &deviceConfig) override;
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///
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/// @brief Writes the RGB-Color values to the LEDs.
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///
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/// @param[in] ledValues The RGB-color per LED
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/// @return Zero on success, else negative
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///
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int write(const std::vector<ColorRgb> & ledValues) override;
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};
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#endif // LEDEVICELPD6803_H
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