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Reference LiquidCrystal library only if driver is enabled
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@ -21,9 +21,26 @@
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#define LiquidCrystal_Parallel_h
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#include <Arduino.h>
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#include <LiquidCrystal.h>
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#include "Display.h"
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#ifdef PARALLEL_LCD_DRIVER
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// Only use the Arduino library if the driver is actually enabled.
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#include <LiquidCrystal.h>
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#else
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// If the driver is not enabled, use a dummy version instead.
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class LiquidCrystal
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{
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public:
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LiquidCrystal(uint8_t rs, uint8_t rw, uint8_t enable,
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uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7) {};
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void begin(uint16_t cols, uint16_t rows) {};
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void noCursor() {};
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void setCursor(uint16_t col, uint16_t row) {};
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void clear() {};
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size_t write(uint8_t val) { return 0; };
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};
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#endif
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// Support for an LCD based on the Hitachi HD44780 (or a compatible) chipset
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// as supported by Arduino's LiquidCrystal library.
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class LiquidCrystal_Parallel : public DisplayDevice
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