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#ifndef LIB_EPAPER_2IN9_H_
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#define LIB_EPAPER_2IN9_H_
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#include "LPC8xx.h"
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// Pin definition - à modifier
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#define SPIBAUD 115200
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#define SCK_PIN P0_1
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#define MOSI_PIN P0_8
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#define CS_PIN P0_16
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#define RST_PIN P0_11
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#define DC_PIN P0_21
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#define BUSY_PIN P0_17
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// Display resolution
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#define EPD_WIDTH 128
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#define EPD_HEIGHT 296
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// EPD2IN9 commands
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#define DRIVER_OUTPUT_CONTROL 0x01
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#define BOOSTER_SOFT_START_CONTROL 0x0C
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#define GATE_SCAN_START_POSITION 0x0F
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#define DEEP_SLEEP_MODE 0x10
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#define DATA_ENTRY_MODE_SETTING 0x11
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#define SW_RESET 0x12
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#define TEMPERATURE_SENSOR_CONTROL 0x1A
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#define MASTER_ACTIVATION 0x20
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#define DISPLAY_UPDATE_CONTROL_1 0x21
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#define DISPLAY_UPDATE_CONTROL_2 0x22
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#define WRITE_RAM 0x24
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#define WRITE_VCOM_REGISTER 0x2C
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#define WRITE_LUT_REGISTER 0x32
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#define SET_DUMMY_LINE_PERIOD 0x3A
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#define SET_GATE_TIME 0x3B
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#define BORDER_WAVEFORM_CONTROL 0x3C
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#define SET_RAM_X_ADDRESS_START_END_POSITION 0x44
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#define SET_RAM_Y_ADDRESS_START_END_POSITION 0x45
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#define SET_RAM_X_ADDRESS_COUNTER 0x4E
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#define SET_RAM_Y_ADDRESS_COUNTER 0x4F
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#define TERMINATE_FRAME_READ_WRITE 0xFF
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// Macro functions
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#define WaitEpaperReady() while(LPC_GPIO_PORT->B0[BUSY_PIN]) // à modifier
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#define WaitSPIReady() while(!(LPC_SPI0->STAT & SPI_TXRDY));
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// Basic functions
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void _epaper_spiinit();
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void _epaper_spitransfer(uint8_t data);
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uint8_t _epaper_digitalread(uint8_t pin);
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uint8_t _epaper_digitalwrite(uint8_t pin, uint8_t value);
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void _epaper_setlut(const uint8_t* lut);
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void _epaper_setmemoryarea(uint8_t x_start, uint8_t y_start, uint8_t x_stop, uint8_t y_stop);
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void _epaper_setmemorypointer(uint8_t x, uint8_t y);
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// User functions
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uint8_t epaper_init();
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void epaper_sendcommand(uint8_t command);
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void epaper_senddata(uint8_t data);
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void epaper_reset();
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void epaper_setframe(uint8_t* image_buffer, uint8_t x, uint8_t y, uint8_t w, uint8_t h);
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void epaper_clearframe(uint8_t color);
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void epaper_display();
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void epaper_sleep();
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#endif /* LIB_EPAPER_2IN9_H_ */
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