90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
#pragma once
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#include "Arduino_DataBus.h"
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#if defined(ESP32)
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#include <driver/spi_master.h>
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#ifndef ESP32QSPI_MAX_PIXELS_AT_ONCE
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#define ESP32QSPI_MAX_PIXELS_AT_ONCE 1024
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#endif
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#ifndef ESP32QSPI_FREQUENCY
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#define ESP32QSPI_FREQUENCY 80000000
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#endif
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#ifndef ESP32QSPI_SPI_MODE
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#define ESP32QSPI_SPI_MODE SPI_MODE0
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#endif
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#ifndef ESP32QSPI_SPI_HOST
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#define ESP32QSPI_SPI_HOST SPI2_HOST
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#endif
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#ifndef ESP32QSPI_DMA_CHANNEL
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#define ESP32QSPI_DMA_CHANNEL SPI_DMA_CH_AUTO
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#endif
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class Arduino_ESP32QSPI : public Arduino_DataBus
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{
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public:
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Arduino_ESP32QSPI(
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int8_t cs, int8_t sck, int8_t mosi, int8_t miso, int8_t quadwp, int8_t quadhd, bool is_shared_interface = false); // Constructor
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bool begin(int32_t speed = GFX_NOT_DEFINED, int8_t dataMode = GFX_NOT_DEFINED) override;
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void beginWrite() override;
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void endWrite() override;
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void writeCommand(uint8_t) override;
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void writeCommand16(uint16_t) override;
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void writeCommandBytes(uint8_t *data, uint32_t len) override;
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void write(uint8_t) override;
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void write16(uint16_t) override;
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void writeC8D8(uint8_t c, uint8_t d) override;
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void writeC8D16(uint8_t c, uint16_t d) override;
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void writeC8D16D16(uint8_t c, uint16_t d1, uint16_t d2) override;
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void writeC8D16D16Split(uint8_t c, uint16_t d1, uint16_t d2) override;
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void writeC8Bytes(uint8_t c, uint8_t *data, uint32_t len);
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void writeRepeat(uint16_t p, uint32_t len) override;
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void writePixels(uint16_t *data, uint32_t len) override;
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void write16bitBeRGBBitmapR1(uint16_t *bitmap, int16_t w, int16_t h) override;
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void batchOperation(const uint8_t *operations, size_t len) override;
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void writeBytes(uint8_t *data, uint32_t len) override;
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void writeIndexedPixels(uint8_t *data, uint16_t *idx, uint32_t len) override;
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void writeIndexedPixelsDouble(uint8_t *data, uint16_t *idx, uint32_t len) override;
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void writeYCbCrPixels(uint8_t *yData, uint8_t *cbData, uint8_t *crData, uint16_t w, uint16_t h) override;
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protected:
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private:
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GFX_INLINE void CS_HIGH(void);
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GFX_INLINE void CS_LOW(void);
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GFX_INLINE void POLL_START();
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GFX_INLINE void POLL_END();
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int8_t _cs, _sck, _mosi, _miso, _quadwp, _quadhd;
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bool _is_shared_interface;
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PORTreg_t _csPortSet; ///< PORT register for chip select SET
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PORTreg_t _csPortClr; ///< PORT register for chip select CLEAR
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uint32_t _csPinMask; ///< Bitmask for chip select
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spi_device_handle_t _handle;
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spi_transaction_ext_t _spi_tran_ext;
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spi_transaction_t *_spi_tran;
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union
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{
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uint8_t* _buffer;
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uint16_t* _buffer16;
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uint32_t* _buffer32;
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};
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union
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{
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uint8_t *_2nd_buffer;
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uint16_t *_2nd_buffer16;
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uint32_t *_2nd_buffer32;
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};
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};
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#endif // #if defined(ESP32)
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